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Crank patents

      

This page is updated frequently with new Crank-related patent applications.




 Reciprocating compressor with vapor injection system patent thumbnailnew patent Reciprocating compressor with vapor injection system
A compressor may include a compression cylinder, a compression piston, a crankshaft, an injection bore, a position sensor, and a valve assembly. The compression piston is disposed within the compression cylinder and is operable to compress a vapor disposed within the compression cylinder from a suction pressure to a discharge pressure.
Emerson Climate Technologies, Inc.


 Reciprocating compressor, compression section unit, and maintenance  reciprocating compressor patent thumbnailnew patent Reciprocating compressor, compression section unit, and maintenance reciprocating compressor
A reciprocating compressor is provided with a compression section which compresses gas, and a crank section which has a crankshaft and drives the compression section. The compression section is provided with a wall body portion which includes a cylinder and constitutes a wall body of the compression section, a cylinder head attached to the cylinder, a piston which reciprocates within the cylinder, a piston rod which couples the crankshaft and the piston, and at least one sealing member fixed to the wall body portion and disposed in the circumference of the piston rod.
Kabushiki Kaisha Kobe Seiko Sho (kobe Steel, Ltd.)


 Method and system to determine location of peak firing pressure patent thumbnailnew patent Method and system to determine location of peak firing pressure
A method or system to determine peak firing pressure of a cylinder of an engine having a crank shaft. The method includes accessing a knock signal received from a knock sensor of the cylinder.
General Electric Company


 Methods and systems for an intake oxygen sensor patent thumbnailnew patent Methods and systems for an intake oxygen sensor
Methods and systems are provided for adjusting a reference voltage for an intake manifold oxygen sensor based on ingestion of hydrocarbons from a fuel system canister and/or an engine crankcase. During conditions when purge or crankcase ventilation hydrocarbons are ingested in the intake aircharge, the intake oxygen sensor is transitioned from operating at a lower reference voltage to a higher reference voltage where the effects of the ingested hydrocarbons on the sensor output are nullified.
Ford Global Technologies, Llc


 Control device for internal combustion engine patent thumbnailnew patent Control device for internal combustion engine
A control device for an engine of the invention executes an automatic stop control for stopping stop a rotation of a crank shaft when a predetermined automatic stop condition is satisfied. The device acquires a focused peak value of the engine speed appearing after a time when a rotation direction of the crank shaft first reverses while the automatic stop control has been executed, determines, based on the focused peak value, whether there will be an excessive peak value expected to depart from a predetermined permission range after the focused peak value appears, and executes a starter start control for driving the starter, restarting the fuel supply and igniting the fuel to restart an operation of the engine when a predetermined restart condition is satisfied, the engine speed is within the predetermined permission range and it has been determined that there will be no excessive peak value..
Toyota Jidosha Kabushiki Kaisha


 Method for reducing air flow in an engine at idle patent thumbnailnew patent Method for reducing air flow in an engine at idle
Methods and systems are provided for controlling air ingestion in an engine during idle conditions. One example approach includes adjusting an opening of a common shut-off valve via an electronic controller, the common shut-off valve regulating each of motive flow through an aspirator and crankcase ventilation (cv) flow from a crankcase.
Ford Global Technologies, Llc


 Oil pan and engine assembly including the oil pan patent thumbnailnew patent Oil pan and engine assembly including the oil pan
An engine assembly includes an oil pan including an oil pan body defining a cavity. The oil pan body includes a dividing wall separating the cavity into a first compartment and a second compartment.
Gm Global Technology Operations Llc


 Lapping machine drive patent thumbnailnew patent Lapping machine drive
A high speed vertical textile lapper has a comb reciprocated by a first motor and a presser bar reciprocated by a second motor, both motors being under a common servo motor control. The linear comb is reciprocated by a comb crankshaft in a crankcase while the presser bar is reciprocated by a bar crankshaft in order to deposit a lapped web onto a horizontal conveyor which sends the web through an oven where some of the web fibres fuse to adhere the finished web.
V-lap Pty. Ltd.


 Fluid meter with improved piston guidance patent thumbnailnew patent Fluid meter with improved piston guidance
The invention relates to a fluid meter (27) comprising a housing (28) defining at least one crankcase (29) and two cylinders (25, 26), a crankshaft (11) disposed in the crankcase (29), two pistons (3, 4) respectively mounted in the cylinders (25, 26) for reciprocal movement, a first connecting rod (12) connected to one of the pistons (3) and to the crankshaft (11) for rotating the crankshaft (11) in response to the movement of the one piston (3), and a second connecting rod (13) connected to the other piston (4) and to the crankshaft (11) for rotating the crankshaft (11) in response to the movement of the other piston (4), wherein the first and second connecting rods (12, 13) have yoke slots (16, 17) for receiving a crank pin (19) radially offset from the crankshaft (11). The invention is characterised in that the first connecting rod (12) has a guiding rod (20) extending in a longitudinal direction of the cylinders, the guiding rod (20) being adapted to engage a corresponding cavity (22) in the second connecting rod (13) to support and guide the connecting rods (12, 13) in relation to each other during movement.
Wayne Fueling Systems Sweden Ab


 Systems and methods for operating flight control surfaces patent thumbnailnew patent Systems and methods for operating flight control surfaces
Systems and methods for operating flight control surfaces are provided. One system includes a control device having a two piece shaft including a first shaft portion and a second shaft portion, a spline key detachably coupling the first shaft portion and the second shaft portion, and a crankshaft operatively coupling the two piece shaft and a flight control surface.
The Boeing Company


new patent

Bicycle driving device


A bicycle driving device including a shaft rotatably mounted on a part of a body frame; two crank arms perpendicularly disposed at both ends of the shaft so as to be symmetrical with each other at 180° with respect to a center of the shaft as a base point; a pedal attached to a tip of the crank arm; a gear mounted at one end of the shaft, which is provided with a chain; and balance weights disposed in a predetermined plane parallel to a surface formed by a rotary motion of the crank arm for generating kinetic energy equivalent to the kinetic energy generated by rotary motion of the crank arm and the pedal, wherein each mount position of those balance weights is set to be adjustable in an arc with a predetermined radius with respect to an axial center of the shaft.. .
Gokiso Giken Co., Ltd.


new patent

Bicycle with compliant seat post interface


A bicycle includes front and rear wheels, a frame supported on the front and rear wheels, and a seat post. The frame includes a seat tube having an upper end with a rear wall and a side wall, and the seat post is positioned at least partially inside the seat tube and is secured to the seat tube at a securing location spaced from the upper end.
Specialized Bicycle Components, Inc.


new patent

Hybrid vehicle


In the process of cranking and starting an engine by a motor, until a predetermined condition is satisfied, i.e., until a rotation speed ne of the engine is equal to or higher than a predetermined rotation speed nstmg and a crank angle θcr of the engine is in a predetermined range of θst1 to θst2, the motor is controlled to increase the torque of the motor from value 0 to a positive specified torque tst1 and keep the torque of the motor at the specified torque tst1 by a rate process using a rate value Δtst1. When the predetermined condition is satisfied, a rate value Δtst2 is set to increase with an increase in satisfaction time rotation speed neset that denotes the rotation speed ne of the engine on satisfaction of the predetermined condition.
Toyota Jidosha Kabushiki Kaisha


new patent

Lateral roller support in an elliptical


An exercise machine includes a frame and a resistance mechanism attached to the frame. A crank assembly is in mechanical communication with the resistance mechanism, and the crank assembly includes a crank arm, a roller connected to the crank arm, and at least one internal load bearing surface integrated into the roller.
Icon Health & Fitness, Inc.


new patent

Central resistance mechanism in an elliptical


An exercise machine includes a frame and a resistance mechanism attached to the frame. A crank assembly is in mechanical communication with the resistance mechanism, and the crank assembly includes a crank axle, a crank arm connected to the crank axle, and a roller connected to a distal end of the crank arm.
Icon Health & Fitness, Inc.


new patent

Entrapped roller of an elliptical


An exercise machine includes a frame and a resistance mechanism attached to the frame. A crank assembly in mechanical communication with the resistance mechanism, and the crank assembly includes a crank arm and a roller connected to the crank arm.
Icon Health & Fitness, Inc.


new patent

Hybrid spinner-blade and plug fishing lure


A new form of hybrid fishing lure configured to exhibit the advantages of both a spinner blade lure and a traditional plug lure or crank bait is described. The lure device is equipped with a reflective spinner blade or blade configured to rotate about a swivel mechanism when pulled through the water.

Chainrings and crank assemblies


A chainring includes a first section having consecutive first teeth. Each of the first teeth includes a first load flank surface having a first wear resistance.
Sram, Llc


Adjustment of ignition timing at cut out


An internal combustion engine (1) may include a combustion chamber (41) into which a mixture (40) of fuel and air is supplied, a spark plug (50) disposed proximate to the combustion chamber (41) to ignite the mixture (40) by generating a spark such that ignition of the mixture drives a piston (6) operably coupled to a crank portion (12) of the engine (1), a speed sensor (102) configured to determine engine speed, and an electronic control unit (100) configured to control operation of the spark plug (50). The electronic control unit (100) may be configured to initiate a speed limitation operation in response to engine speed reaching a cut out speed threshold and to control ignition timing within an operating band (320) of ignition angles prior to engine speed reaching the cut out speed threshold.
Husqvarna Ab


Motor vehicle and assembling a motor vehicle


A motor vehicle with an internal combustion engine which is installed into a motor chamber in the longitudinal direction and which has a multi-joint crank drive with an eccentric shaft and a crankshaft starter is disclosed. The crankshaft starter is arranged relative to the internal combustion engine such that a longitudinal central cylinder plane, which is spanned by longitudinal central cylinder axes of the internal combustion engine, lies between the crankshaft starter and the eccentric shaft..
Audi Ag


Bulkhead insert for an internal combustion engine


An engine includes a cylinder block defining at least one main bearing bulkhead adjacent to a cylinder, and a crankshaft rotatably housed within the block by a main bearing. A bulkhead insert has a cap portion, and an insert portion provided within the bulkhead.
Ford Global Technologies, Llc


Control internal combustion engine


A control apparatus for an internal combustion engine is configured to: calculate measured data for mfb in synchrony with crank angle based on in-cylinder pressure detected by an in-cylinder pressure sensor; execute sa-ca10 feedback control and ca50 feedback control based on a measured ca10 and a measured ca50 that are calculated based on the measured data; execute engine control based on a degree of correlation between the mfb measured data and the reference data that corresponds thereto; and generate reference data for a combustion period by linear interpolation and linear extrapolation based on a target ca50 and a specified ca10.. .
Toyota Jidosha Kabushiki Kaisha


Control device and control vehicle


A control device for a vehicle including an engine, the engine including an electric vvt mechanism, the electric vvt mechanism that changes a valve timing of at least either one of an intake valve and an exhaust valve, the control device includes an ecu. The ecu is configured to: perform a crankshaft stop position control to control a rotation stop position of a crankshaft during a stop process of stopping the engine, such that a valve opening degree in which at least either one of a first gap between the intake valve and the corresponding valve seat and a second gap between the exhaust valve and the corresponding valve seat is fully closed or becomes a predetermined gap or more is set as a target valve opening degree; and operate the electric vvt mechanism until the valve opening degree reaches the target valve opening degree, when the engine stops..
Toyota Jidosha Kabushiki Kaisha


Method of friction control


This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear, and wet-clutch a lubricating composition containing: (a) an oil of lubricating viscosity; and (b) a friction modifying additive which is the reaction product of a hydrocarbyl-substituted succinic anhydride and an acid functionalized amine compound.. .
The Lubrizol Corporation


Electric power supply system for machine


An electric power supply system for a machine is provided. The electric power supply system includes a first battery for supplying power to a plurality of electrical components during an operating state of the engine.
Caterpillar Inc.


Methods and systems to derive knock sensor conditions


A method of diagnosing a knock sensor includes steps of receiving data from the knock sensor, the knock sensor configured to be coupled to an engine, processing the data to derive one or more events from the data, and determining whether the one or more events took place at a known time or a known crank position.. .
General Electric Company


Compound archery bow and firing system for the same


A spring crossbow and, more particularly, a crossbow having a firing system with at least one compression style single spring assembly and a pair of cranks each having first legs engageable against the at least one single spring assembly and second legs to support rotatable archery cams.. .

Idle gear assembly


An idle gear assembly comprises an outer ring having gear teeth formed on an external surface thereof and engaged with a crank gear and any one of the left and right balance gears. A bearing includes an inner member and an outer member in a radial direction of the bearing and a plurality of rolling bodies disposed between the inner member and the outer member.
Hyundai Motor Company


Main bearing for crankshaft of internal combustion engine


A main bearing includes first and second half bearings, each having a main cylinder portion and crush relief portions in both circumferential end portions. An oil groove circumferentially extends on an inner circumferential surface only of the first half bearing, one circumferential end portion of the oil groove opens on a circumferential end surface on a front side in a rotation direction, and the other circumferential end portion of the oil groove is positioned in the main cylinder portion.
Daido Metal Company Ltd.


Main bearing for crankshaft of internal combustion engine


A main bearing includes first and second half bearings, each having a main cylinder portion and crush relief portions in both circumferential end portions. An oil groove circumferentially extends on an inner circumferential surface only of the first half bearing, one circumferential end portion of the oil groove opens on a circumferential end surface on a front side in a rotation direction, and the other circumferential end portion of the oil groove is positioned in the crush relief portion on a rear side in the rotation direction.
Daido Metal Company Ltd.


Mechanical lever-driver for pressure pump


Examples of a lever-driven pumping system are described. The lever-driven pumping system can comprise a motor that is configured to provide an input energy to drive a crank shaft, a positive displacement pump with at least one piston and a pump chamber arranged in a pump housing, and a lever driver with at least one lever that has a load end in communication to the crank shaft and a force end in communication with the at least one piston.

Engine starter attachment for battery operated drill/driver gun


A device designed to be a fixture for a commercially available battery operated drill/driver gun used to start an internal combustion engine such as a model airplane engine by pressing the device onto a nose cone adapter attached to the engine crank shaft. The portion of the device which comes into contact with the nose cone adapter on the engine is a cylinder connected to a shaft by means of a one way clutch.
K Square Machine Works, Llc


Control device for uniformly distributing gases and/or liquids between at least two containers


A control device is provided for uniformly distributing gases and/or liquids between at least two containers with a different internal pressure, such as, fuel containers, crank casings and the like, in particular in internal combustion engines with more than one cylinder bank and a separate intake air feed per bank. The gas feed line assemblies (1) leading to the cylinder banks are connected to a chamber of a double-acting pressure box (4) and the gas flow in the gas feed line assembly (1) with the greater underpressure is reduced using a diaphragm (7) that is deflected as a result of a pressure difference in the gas feed line assemblies (1) by means of at least one throttle valve (10, 11) that can be activated via at least one sliding element (8, 9)..
Dr. Ing. H.c. F. Porsche Aktiengesellschaft


Implosion enabled engine of exothermic type in explosive system (ieex-ex) employing a safe pipe system (sps) and other safety devices


The present subject matter discloses the concept of multiple engine heads for one cylinder operating as serially operating internal combustion (soic) engine using safe pipe system (sps) and other integrated systems, viz., interim storage of gas (isg) and pre-disposal exhaust treatment (pdet). Sps is in the form of a chamber having a main pipeline segregated into different interconnected sgc segments allowing and disrupting the flow of substantially pure h2 and substantially pure o2 gas in cold condition through the main pipeline; on receipt of command.

Engine oil supply apparatus


An engine oil supply apparatus includes: a cylinder block; a shaft supporting member which bears a crank journal of a crank shaft in cooperation with a journal supporting wall section; and a nozzle which injects oil to a piston. The cylinder block includes a first oil supply path which extends in a cylinder bank direction at a position of one side section of the cylinder in a width direction that is perpendicular to the cylinder bank direction, a branch oil path which branches from the first oil supply path at a position of the journal supporting wall section and which supplies oil to a crank bearing section by which the crank journal is borne, and a second oil supply path which extends in the cylinder bank direction at a position further outward than the first oil supply path in the width direction and which supplies oil to the nozzle..
Mazda Motor Corporation


Plug on disconnect pcv fitting


A crankcase ventilation system for an engine that may include a control valve and a disconnect fitting disposed in a conduit between the crankcase and an intake system. The disconnect fitting may include a tube wall, where the inside of the tube wall may have a support.
Gm Global Technology Operations Llc


Crankcase integrity breach detection


Methods and systems are provided for using a crankcase vent tube pressure or flow sensor for diagnosing a location and nature of crankcase system integrity breach. The same sensor can also be used for diagnosing air filter plugging and pcv valve degradation.
Ford Global Technologies, Llc


Lubrication system for internal combustion engine


A lubrication system for an engine is provided which includes an oil tank, a first passage communicating a bottom part of the crankcase chamber with an upper part of the oil tank, a first check valve provided in the first passage to permit a flow from the crankcase chamber to the oil tank but not in a reverse direction, a second passage communicating an upper part of the oil tank with an upper part of the crankcase chamber, a second check valve provided in the second passage to permit a flow from the oil tank to the crankcase chamber but not in a reserve direction and a third passage communicating a lower part of the oil tank with the second passage.. .
Honda Motor Co., Ltd.


Lubricating device for engine


A lubricating device for an engine is provided. A first opening part penetrates a first partition wall separating a crank chamber and an oil sump chamber.
Makita Corporation


Camshaft adjuster


A camshaft adjuster for adjusting the angle of rotation of a camshaft, including a stator which can be driven by a crankshaft of an internal combustion engine and which has a plurality of radially inwardly protruding stator lands, and a rotor having a plurality of vanes projecting radially outwards from a radially inner ring, and an annular gap which is provided between the stator and the rotor and which is divided by a plurality of stator lands into working chambers which are in turn divided by the vanes into pressure chambers acting in opposite directions, wherein the rotor is divided into at least two rotor parts in a dividing plane arranged perpendicular to an axis of rotation of the camshaft adjuster, wherein the dividing plane of the rotor intersects at least one pressure medium line, and the pressure chambers acting in a first direction are separated from the pressure chambers acting in a second direction by at least one seal between a first and a second end face of the two rotor parts is provided.. .
Schaeffler Technologies Ag & Co. Ag


Hybrid vehicles with radial engines


A radial cam engine with an optimized cam configuration can provide improve performance over crankshaft internal combustion engines. The cam configuration can include a flat-top or flat bottom piston motion, multiple lobe cam configurations, matching piston force with torque/force ratio in combustion phase, asymmetry piston motions for improved power transfer during combustion phase, and/or offset piston and cam configurations.
Thien Ton Consulting Service Company Limited


Outboard drive device


An outboard drive device (10) comprising a motor (11) having a crankshaft (16), wherein said outboard drive device (10) further comprises a propeller shaft (12) with a propeller which propeller is below the hull (13) of a boat when said outboard drive device (10) is operated, and a power coupling system for transferring power from the motor (11) to the propeller shaft (12). The motor (11) is an automotive motor or an industrial base engine, wherein the crankshaft (16) is substantially horizontal and substantially parallel to the propeller shaft (12) when said outboard drive device (10) is operated.
Cimco Marine Ab


Vehicle operable by motor and by muscle power having gear-change assistance


A vehicle operable by motor and/or by muscle power, in particular an electric bicycle, including a crank drive, an electric drive, a power supply, a chain, a gearshift having at least one first gearwheel and one second gearwheel and a chain transfer assistance unit, which assists a transfer of the chain from the first gearwheel to the second gearwheel during a gear change, and a control unit, to control the electric drive, the chain transfer assistance unit being situated on one of the gearwheels, and the control unit being configured to drive the electric drive during a gear change to move the chain so that the chain transfer assistance unit is moved into a gear change position, in which a gear change is assisted by the chain transfer assistance unit.. .
Robert Bosch Gmbh


Apparatus and method to maximize vehicle functionality and fuel economy with improved drivability during engine auto stop-start operations


An auto stop-start equipped vehicle power management system includes a primary power source supplying energy to an electrical starter to crank a vehicle engine and a secondary power source coupled in parallel to the primary power source. The secondary power source supplies energy to electric loads during an engine auto stop-start operation.
Ford Global Technologies, Llc


Control system and control method


In a control system and a control method, an electronic control unit is configured to crank an engine by setting a clutch to a half engaged state in a state where operation of the engine is stopped during traveling. The half engaged state is a state where the clutch is engaged with a slip.
Toyota Jidosha Kabushiki Kaisha


Ratchet buckle having a second reel


A ratchet bucket having a first reel member rotatably connected to a frame having a pair of arms. A lever is rotatably connected to the frame at a first end of the lever.

Schmitty compressor


A compressor unit for heating and sanitizing water for human use including a combustion housing defining a combustion chamber. A heat exchanger is partially supported in the combustion chamber and configured to heat water.

Misfire detection device


A misfire detection device for an engine having cylinders includes: a crank angle detector that detects an angular position of a crankshaft; a rotational speed calculator that calculates a rotational speed of the crankshaft on the basis of an output from the crank angle detector; and a misfire detector that obtains a difference between a rotational speed of the crankshaft in a combustion process in a diagnosis target cylinder and a rotational speed of the crankshaft in a combustion process in a last cylinder whose ignition order is immediately before the diagnosis target cylinder, and carries out a misfire detection by using a diagnostic value set on the basis of the difference.. .
Fuji Jukogyo Kabushiki Kaisha


System for a mechanical conversion of an internal combustion engine of 4 strokes into 8 strokes


A converting mechanical system including a dual connecting rod having a top section adapted to be pivotally connected to a piston on a conventional internal combustion engine and a bottom section adapted to be connected to a crankshaft of a conventional internal combustion engine. A support surrounds each dual connecting rod and includes a retractable device.

Single-shaft dual expansion internal combustion engine


A single-shaft dual expansion internal combustion engine includes first and second power cylinders and an expander cylinder. The cylinder head fluidly couples the first and second power cylinders and the expander cylinder.
Gm Global Technology Operations Llc


Reciprocating internal combustion engine


A highly-efficient, yet simply constructed internal combustion engine includes an intake cylinder to accommodate intake and pre-compression of an oxidizing agent, a combustion cylinder to accommodate a further compression of the oxidizing agent, an injection and ignition of fuel, and a partial expansion of combustion gases produced by the ignition of fuel; and an exhaust cylinder to accommodate a further expansion of the combustion gases and subsequent exhausting of the further expanded combustion gases. A reciprocating piston is inside each of the intake, combustion and exhaust cylinders and a crankshaft is coupled to the reciprocating pistons.
Motiv Engines Llc


Single-shift dual expansion internal combustion engine


A single-shaft dual expansion internal combustion engine is described, and includes an engine block including first and second power cylinders and an expander cylinder fluidly coupled through a cylinder head, and first and second power pistons that connect to respective first and second crankpins of the crankshaft. A multi-link connecting rod assembly includes a rigid main arm extending orthogonally to a longitudinal axis of the crankshaft and supporting a first pivot pin, a second pivot pin and a third pivot pin.
Gm Global Technology Operations Llc


Crankcase ventilation device for vehicle


The present invention relates to a crankcase ventilation device for a vehicle and, more specifically, to a crankcase ventilation device for a vehicle, which: prevents a back flow of blow-by gas to a new air inflow valve according to a rise in pressure and a rise in a flow rate inside a crankcase; prevents deterioration in the inside of an engine due to unburned fuel contained in the blow-by gas and minute particles of engine oil, generation of sludge, and an engine failure; and minimizes contamination of an intake system by providing a new air inflow control valve having a nozzle and a diaphragm, so as to block a back flow of the blow-by gas to a new air inflow hose due to an excessive rise in pressure inside the crankcase during a process for re-circulating and re-burning the blow-by gas discharged from the crankcase of the vehicle.. .
Gm Global Technology Operations Llc


Engine with rotary valve apparatus


An engine includes: a block defining a cylinder bore; a crankshaft mounted for rotation in the block; a piston disposed in the cylinder bore; a connecting rod interconnecting the piston to the crankshaft; and a cylinder head coupled to the block and including: a combustion chamber aligned with the cylinder bore and having an intake opening and an exhaust opening communicating therewith; an intake port; an exhaust port; a rotatable inlet valve barrel disposed between the intake opening and the intake port and having a first diameter; and a rotatable exhaust valve barrel disposed between the exhaust opening and the exhaust port and having a second diameter different from the first diameter.. .
Vaztec, Llc


Camshaft phaser and actuator for the same


A camshaft phaser includes a camshaft phaser input member connectable to a crankshaft; a camshaft phaser output member connectable to a camshaft; an intermediate member rotatable relative to the camshaft phaser input member such that rotation of the intermediate member relative to the camshaft phaser input member causes the camshaft phaser output member to rotate relative to the camshaft phaser input member; and a rotational actuator configured to selectively rotate the intermediate member relative to the camshaft phaser input member, the rotational actuator comprising. The rotational actuator includes a compound planetary gear set having an input planetary gear set driven by the camshaft phaser input member and an output planetary gear set driven by the input planetary gear set; and an adjusting actuator connected to the compound planetary gear set..
Delphi Technologies, Inc.


Method of friction control


This invention relates to a method of lubricating an internal combustion engine comprising at least one of a crankcase, a gear and a wet-clutch, said method comprising supplying to said crankcase, gear, and wet-clutch a lubricating composition containing: (a) an oil of lubricating viscosity; and (b) a friction modifying additive which is the reaction product of a hydrocarbyl-substituted succinic anhydride and an acid-functionalized amine compound.. .
The Lubrizol Corporation


Can opener


A can opener includes a pair of handles attached for pivotal movement between an open position to receive a rim of a can and a closed position to trap the rim between a cutting blade and a traction wheel. A crank having a handle is positioned on one side of the pair of handles and includes a cavity formed in the crank for housing a ratchet assembly configured to drive a traction wheel located on the opposite side of the pair of pivoting handles..
Progressive International Corporation


Handheld propulsion assembly


A handheld propulsion assembly includes at least one propulsion subassembly. In the propulsion subassembly, pivot and hinge mounts are disposed respectively on upper and lower surfaces of a floatable board member, a crank shaft is pivotably mounted on the pivot mount about a pivot axis, a crank arm extends radially from the crank shaft, and a blade is hinged to the hinge mount.

Vehicle with electric auxiliary drive and continuously variable planetary gear unit


A vehicle drivable by motor power and/or pedal power, in particular to an electric bicycle, including: a crank mechanism having a crank spindle; an output drive element that delivers a drive torque for the vehicle, in particular to a chain or the like; an electric drive system having a reduction linkage; and a steplessly adjustable planetary linkage, an output element of the steplessly adjustable planetary linkage transferring the drive torque to the output drive element.. .
Robert Bosch Gmbh


Orthotic bicycle pedals


An orthotic pedal apparatus for a bicycle has a pedal post having a central first axis and a male threaded portion for engaging female threads in a crank arm of a bicycle crank assembly, a pedal body having a linear bore arrangement with bearings mounting the body rotationally on the pedal post, and a mechanism for adjusting and securing position of the body at different positions along the direction of the axis of the pedal post, and a foot platform mounted rotationally above the pedal body to rotate on a second axis at a right angle to the axis of the pedal post, the foot platform supported on spring elements between the pedal body and the foot platform on both sides of the second rotational axis, the spring elements tending to return the foot platform to a position parallel to the pedal body.. .

Cantilevered rear stay and suspension for a shaft driven bicycle


A bicycle having a drive-shaft connecting a crank to an internal hub gearbox on a rear wheel. The bicycle having a suspension system and a cantilevered rear stay that connects the rear wheel to the frame and maintains the hub in a relative radial distance from the crank to maintain contact of the drive-shaft with the crank and gearbox.
Ford Global Technologies, Llc


Control device for vehicle


A control device for a vehicle includes: a coasting control unit configured to, during normal traveling at a low speed within a predetermined range, cause a vehicle to travel through inertia by blocking power transmission between an engine and driving wheels by disengaging a power transmitting/blocking device that includes a first engaging portion connected to the engine and a second engaging portion connected to the driving wheels, and by stopping the engine; and a return control unit configured not to full-engage the power transmitting/blocking device while the engine is cranking by a motor in a case of returning from coasting traveling to normal traveling and to full-engage the power transmitting/blocking device after the motor stops.. .
Toyota Jidosha Kabushiki Kaisha


Wiper system for motor vehicles


A wiper system for motor vehicles may include a crank arm configured to be rotated by a wiper driving motor, a first link member connected to a first end of the crank arm to be linked with the crank arm, a third link member connected through a first hinge to be linked with the first link member and a second link member of which a first end is connected to the third link member through a second hinge, a lever member in which a first end is pivotably connected to a third hinge provided at a second end of the second link member and a driver's seat wiper arm mounting support shaft is pivotably provided at a second end, and a support shaft for mounting a passenger's seat wiper arm provided at a first end of the third link member of which one end is connected to the first hinge.. .
Kia Motors Corporation


Drive train of a hybrid motor vehicle


A drive train of a hybrid motor vehicle has an internal combustion engine (4), at least one first electric motor (16), at least a first clutch arrangement (6), at least one gear assembly (8), a storage arrangement and at least one auxiliary unit, such as an air conditioning compressor. The internal combustion engine (4) is connected drivingly to a first drive axle (14) via the clutch arrangement (6) and the gear assembly (8), and the first electric motor (16) is connected drivingly to a second drive axle (22) and to the storage arrangement and/or the auxiliary unit.
Dr. Ing. H.c. F. Porscheaktiengesellschaft


Apparatus for checking diametral dimensions of pins


An apparatus for checking the diameter of crankpins (15) of a crankshaft during the working on a grinding machine comprises a v-shaped reference device (10), a measuring device (6), and a support device (4) with a first coupling element (9) rotating with respect to a support element (5) connected to the grinding wheel slide (2), and a second coupling element (12) rotating with respect to the first one and carrying the v-shaped reference device. Guiding means with a constraining linkage (20) connected to the support device, guide the engagement of the reference device with a crankpin, during the orbital motion of the latter, to the profile of the grinding wheel (1), while not interfering with the movements of the support device in the checking condition.
Marposs Societa' Per Azioni


Conversion system


A conversion system wherein a crankshaft drives the motion of the tooling assemblies within a number of lanes is provided. The crankshaft is structured to move the tooling assemblies associated with less than the total number of lanes.
Stolle Machinery Company, Llc


Electric machine


The present application relates to an electric machine (1) including a rotor (13) and a stator (11). The stator has a first set of teeth and each tooth in the first set has a first winding (21) the stator also has a second set of teeth and each tooth in the second set has a second winding (41).
Jaguar Land Rover Limited


Marine propulsion device and boat


A marine propulsion device, including an engine including a crankshaft, and a power generator including a rotor configured to be rotated by the crankshaft, and a stator arranged to face the rotor, the stator including a first coil group and a second coil group each configured to generate alternating current (ac), the second coil group being configured to generate more electric power than the first coil group. The marine propulsion device further includes a rectifier configured to rectify the ac generated by the first coil group to thereby obtain a first direct current (dc), and to output the first dc to a first battery, a converting device configured to convert the ac generated by the second coil group into a second dc, and a transformation device configured to transform a voltage of the second dc, and to output the voltage-transformed dc to a second battery..
Yamaha Hatsudoki Kabushiki Kaisha


Bicycle pedaling force detector


A bicycle pedaling force detector is basically provided with that basically includes a first sensor circuit, a wireless communicator and a first electrical connection member, the first sensor circuit is coupled to a first housing that is configured to be mounted to a crank assembly. The wireless communicator is coupled to a second housing that is configured to be detachably mounted to a crank assembly.
Shimano Inc.


Butterfly valve with modified scotch yoke connection


An embodiment of a valve includes a housing having at least an actuator chamber above a main fluid passage. A flow control member is mounted to a first longitudinal end of the valve shaft extending into, and is rotatable in, the main fluid passage.
Hamilton Sundstrand Corporation


Chain transmission device


Where ωmax is the maximum excitation frequency (hz) from a crank shaft, ρ is the mass of the chain per unit length (kg/m), and t is the time-average tension of the chain (n).. .

Precession fluid turbine


A precession fluid turbine comprises a stator (1) with an intake (3) for fluid and with an outlet (4) for fluid, and in the stator (1) a bladeless rolling rotor (2) is set on holding equipment (6). The rotor (2) is formed by a body of rotational shape.

Unit pump for use in a combustion engine


A unit pump for use in a combustion engine is disclosed, as well as a method for assembling said combustion engine. The unit pump includes a tappet interacting with a crankshaft or camshaft for providing the fuel injection.
Gm Global Technology Operations Llc


High efficiency two-stroke engine


A two-stroke engine includes a crankcase defining a cylinder bore, a piston moveably disposed within the cylinder bore, and a cylinder head that covers the cylinder bore. A wall surface of the cylinder bore, a piston combustion surface of the piston, and a head combustion surface of the cylinder head, cooperate to define a combustion chamber for combusting a fuel therein.
Gm Global Technology Operations Llc


Engine


An upwardly protruding cylinder block is formed in a front portion of a crankcase for supporting a crankshaft of an engine. A cylinder head is connected with an upper portion of the cylinder block, and a combustion chamber of an internal combustion engine is formed within the cylinder block and the cylinder head.
Kawasaki Jukogyo Kabushiki Kaisha


Folding bicycle


A folding bicycle has a main-frame with a bottom bracket, crank, pedals, and a seat post. A front is attached to the main-frame by a front hinge having an axis parallel to the crank axis, and has a mono-fork suspension.
Ford Global Technologies, Llc


Hybrid vehicle control device


A hybrid vehicle control device is provided for controlling a drive system. The hybrid vehicle control device is programmed to perform an engine start control using a motor/generator as an engine start motor when an engine start request is present.
Nissan Motor Co., Ltd.


Operating mechanism for a vertically oriented bodymaker


A can bodymaker is provided. The can bodymaker includes two rams that travel over a generally vertical path.
Stolle Machinery Company, Llc


Stride seeker elliptical exercise apparatus


The present invention relates to a standup exercise apparatus that simulates walking and jogging with arm exercise. More particularly, the present invention relates to an exercise machine having separately supported pedals for the feet and arm exercise coordinated with the motion of the feet where the pedal stride length is determined by the movements of an operator.

Device for determining the torque applied to a crankset shaft


A device (1) for determining the torque applied to a crankset shaft (10) moveable in rotation about an axis of rotation, includes a supporting element (50). The crankset shaft (10) has two separate parts that are moveable in rotation, the supporting element being designed to keep the two parts substantially coaxial with the axis of rotation.
Continental Automotive Gmbh


Pedaling torque and power measuring device for a bicycle


A torque and power measuring device corresponding to the non-drive side cyclist leg, comprising a hollow shaft connecting the two bicycle crank arms with strain sensors arranged in the shaft surface. These sensors are connected to an electronic control unit housed inside the shaft, to which are also connected other different sensors to measure a plurality of interesting quantities (pedaling cadence, crank arm angular position .
Indra Sistemas, S.a.


Complex cast component and casting method therefor


A complex cast component of an internal combustion engine, in particular a crankshaft or a camshaft, has a longitudinal axis, a plurality of regions, along the longitudinal axis, and a first cavity. Each of the plurality of regions has a certain cool-down rate during a solidification process of a casting process.
Bayerische Motoren Werke Aktiengesellschaft


Scroll compressor


A scroll compressor includes a casing, a compression mechanism accommodated within the casing, a motor arranged to rotatably drive the crankshaft, an oil feed pump arranged to feed lubricating oil upward, a lower oil reservoir disposed in a space below the oil feed pump to hold lubricating oil, an oil feed path and an oil retention space. The compression mechanism has a stationary scroll and a moveable scroll forming a compression chamber.
Daikin Industries, Ltd.


Scroll compressor


A scroll compressor includes fixed and movable scrolls and a crank shaft coupled to the movable scroll. The fixed and movable wraps are engaged to form a compression chamber.
Daikin Industries, Ltd.


Control a vehicle


An internal combustion engine is provided that executes fuel injection and ignition with respect to a cylinder that remains stopped in an expansion stroke, and that performs ignition startup that starts up the internal combustion engine by rotationally driving a crankshaft by pressure of combustion accompanying the fuel injection. A motor generator (mg) that can rotationally drive the crankshaft is provided.
Toyota Jidosha Kabushiki Kaisha


System for actuating an exhaust cowl


In various embodiments, a cowl actuation system may comprise a cowl, an actuator, a bell crank, and a guide arm. The cowl may be configured to modulate at least a portion of the exhaust flow of a gas turbine engine.
United Technologies Corporation


Method for controlling a combustion engine to decelerate a vehicle


A method and vehicle embodying the method are provided for deceleration of a vehicle comprising a combustion engine comprising at least one cylinder to which fuel is supplied, a piston in each cylinder, at least one inlet valve in each cylinder, which is connected with an inlet system, a first camshaft controlling the inlet valve, at least one exhaust valve in each cylinder, which is connected with an exhaust system, a second camshaft controlling the at least one exhaust valve and a crankshaft controlling each camshaft. The method comprising a) closing the fuel supply to all cylinders, b) phase-shifting each camshaft in relation to the crankshaft to a position where no air is supplied to the exhaust system when the pistons move forwards and backwards in each cylinder, and c) controlling a gearbox to engage a gear that increases the crankshaft's rotation speed, which decreases the vehicle's speed..
Scania Cv Ab


Multi-link piston-crank mechanism for internal combustion engine


A lower link (13) is formed such that outer circumferential sides of both end portions of a crankpin through-hole (21) are stiffer than a center portion of the crankpin through-hole (21), i.e. A bifurcation portion of a bifurcated shape thereof.
Nissan Motor Co., Ltd.


Supercharger for engine


A supercharger is driven by a rotational force of a crankshaft of a combustion engine via a chain. The supercharger includes: a supercharger rotation shaft to which an impeller is fixed; a supercharger holder that rotatably supports the supercharger rotation shaft; and a hydraulic tensioner that is mounted on the supercharger holder and suppresses slack of the chain.
Kawasaki Jukogyo Kabushiki Kaisha


Engine oil supply apparatus


An oil supply apparatus includes: an oil pump; a main oil supply path; a sub oil supply path connected to the main oil supply path; a first oil supply section which is connected to the main oil supply path and which supplies oil to a crank bearing section of a specific crank journal; a second oil supply section which is connected to the sub oil supply path and which supplies oil to a crank bearing section of a crank journal other than the specific crank journal; and a control apparatus which sets, as a target oil pressure, a highest required oil pressure among required oil pressures required from a plurality of hydraulic operating sections in accordance with an operation state of the engine, and which controls the discharge amount of the oil pump so that an oil pressure detected by an oil pressure sensor equals the target oil pressure.. .
Mazda Motor Corporation


Multi-link piston-crank mechanism for internal combustion engine


When the compression ratio of a variable compression ratio internal combustion engine (10) is set at a low compression ratio, a lubricating oil ejected from a lower link oil passage (25) is reflected by an upper link (11) at the piston top dead center, and supplied to a cylinder inside wall surface on the side on which a control link (15) is located in a view as viewed in the axial direction of the crank shaft. When the compression ratio of the variable compression ratio internal combustion engine (10) is set at a high compression ratio, the lubricating oil ejected from lower link oil passage (25) is reflected by upper link (11) at the piston top dead center, and supplied to the back side of the piston crown..
Nissan Motor Co., Ltd.


Hydro-compressed gas powered marine engine, marine vessels using such engine and method


A marine vessel is propelled through water using a hydro-compress gas powered engine including a chamber having a hydropower motor in an upper section and a compressed gas motor in a lower section. In a first cycle of the engine water is introduced into the hydropower motor that driving a drives a crankshaft using the kinetic energy of falling water.

Apparatus, system, and cycle improvements


A stationary exercise cycle. The stationary exercise cycle includes a frame, a crank rotatably connected to the frame, a driven wheel rotatably connected to the frame, and a frame stiffener.
Core Health & Fitness, Llc


Malfunction diagnosis device for crank-angle sensor, and malfunction diagnosis crank-angle sensor


A malfunction diagnosis device for a crank-angle sensor that outputs, during rotation of a crankshaft, a pulse signal in a mode varying depending on a rotational direction of the crankshaft, includes an electronic control unit configured: to determine that the crank-angle sensor is malfunctioning upon satisfaction of a malfunction determination condition including a first condition that an engine speed at change timing, at which the mode of the pulse signal changes from a first mode corresponding to forward rotation of the crankshaft to a second mode corresponding to reverse rotation thereof, is higher than or equal to a determination value lower than an idling speed, and a second condition that the engine speed continues to be higher than or equal to the determination value from the change timing; and not to make a determination that the crank-angle sensor is malfunctioning when the malfunction determination condition is not satisfied.. .
Toyota Jidosha Kabushiki Kaisha


Crank position sensor wheel and manufacturing the same


A crank position sensor wheel comprises a core portion and a surface portion, wherein the surface portion comprises iron and carbon, the surface portion being 0.02% or less by weight carbon, and the core portion comprises iron and carbon, the core portion being between 0.05 and 0.20% by weight carbon.. .
Hyundai Motor Company


Double-link piston crank mechanism for internal combustion engine


An opening on one end side of a pin-boss oil passage opens to the inner circumferential surface of a pin boss part of an upper link, while an opening on the other end side thereof opens to the outer circumferential surface of the pin boss part of the upper link. A lower-link oil passage has a one-end-side opening structured to open to a pin-boss-facing surface of the lower link facing the outer circumferential surface of the pin boss part of the upper link and its other-end-side opening structured to open to a crankpin bearing surface.
Nissan Motor Co., Ltd.


Refrigerant filling rotary compressor


A refrigerant filling rotary compressor includes a shell, a compressing mechanism, an injection tube and an injection valve assembly. The compressing mechanism includes a cylinder, a main bearing, an auxiliary bearing, a crank shaft, a piston and a sliding vane.
Guangdong Meizhi Compressor Co., Ltd.


Pressurizing booster compressor


A method for preventing a pressure in a crank chamber from excessively increasing without leading to an increase in weight or cost or causing damage to a pressurizing booster compressor. A compression chamber is formed by a cylinder, a cylinder head, and a piston reciprocal inside the cylinder.
Anest Iwata Corporation


Crankcase ventilation system geometry optimization


An internal combustion engine having an oil drain opening connected to an oil drain passage in a cylinder head for simultaneously providing flow of oil to a crankcase and blow-by gases to a crankcase ventilation whereby the geometry of the oil drain opening and oil drain passage are such that the velocity of blow-by gas flow through the oil drain opening is limited.. .
Caterpillar Inc.


Signal detection for balancing cylinders in a motor vehicle


The present disclosure teaches method for balancing cylinders in a motor vehicle including an engine which has at least two cylinders. The method may include: determining a cycle period of a cycle of the engine and a number of cycles of the engine, determining a cylinder value function for each cylinder of the engine for each cycle indicative of acceleration of a crankshaft of the engine caused by the corresponding cylinder, carrying out a signal analysis for each cylinder value function, detecting an amplitude for each signal, forming an amplitude mean value for each cylinder, detecting irregular running of the engine on the basis of the amplitude mean values, and compensating for the detected irregular running of the engine..
Continental Automotive Gmbh


Crankcase ventilating evacuator


A turbocharged engine air system is disclosed. The system includes a vacuum consuming device, a turbocharger having a compressor fluidly connected to an intake manifold of an engine, a first check valve located upstream of the compressor, a second check valve located downstream of the compressor and upstream of the intake manifold, and an evacuator.
Dayco Ip Holdings, Llc


Chute opener


A chute opener for opening a chute of a grain trailer is provided. The chute opener uses a motor coupled to a motor gear to drive a shaft gear.



Crank topics:
  • Combustion
  • Turbo Charger
  • Lancing Device
  • Clutch Housing


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