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Crank patents

      

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




 Engine patent thumbnailEngine
An engine includes a crankcase with cylinders and fins on outer circumferences of the cylinders. A crank shaft penetrates the crankcase.
Yamaha Motor Power Products Kabushiki Kaisha


 Variable compression ratio apparatus patent thumbnailVariable compression ratio apparatus
A variable compression ratio apparatus may include a plunger configured to move up and down in response to rotation of a crank shaft, a piston having a chamber formed thereinside, into which the plunger is inserted, and configured to move up and down with the plunger, the chamber including an upper chamber formed above the plunger and a lower chamber formed below the plunger, a spool valve configured to selectively supply oil to the upper chamber or to the lower chamber, and a controller configured to control the spool valve so that the piston moves up and down with respect to the plunger.. .
Hyundai Motor Company


 Outboard motor of a reciprocating piston internal combustion engine type patent thumbnailOutboard motor of a reciprocating piston internal combustion engine type
The outboard motor of the reciprocating piston internal combustion engine type has a crankshaft system with a crankshaft positioned upright within a machine housing of the internal combustion engine and having at an upper end region a flywheel. The flywheel is clad with a cover that extensively surrounds the flywheel starting at a top side of the internal combustion engine.
Neander Motors Ag


 Engine patent thumbnailEngine
An engine includes a crank shaft inside a crankcase and an oil pan and penetrates the crankcase and the oil pan in an up-down direction. An oil pump and an oil strainer are provided inside the oil pan.
Yamaha Motor Power Products Kabushiki Kaisha


 Marine engine propelling apparatuses patent thumbnailMarine engine propelling apparatuses
A marine engine propelling apparatus (10) is mounted to an outboard portion at a rear end of a boat. The engine propelling apparatus (10) has a power generating portion (13), a power transmitting portion (17) provided below the power generating portion (13), a propelling force generating portion (28) provided below the power transmitting portion (17), and a height adjustment mechanism (25).
Toyota Jidosha Kabushiki Kaisha


 Belt splicer patent thumbnailBelt splicer
A belt splicer for splicing butt ends of thermoplastic belts together. The splicer uses a plurality of cranks in conjunction with heavy springs to close and rapidly open jaws holding butt ends of a belt in place against a heating wand for melting and against each other for welding the melted ends together.
Laitram, L.l.c.


 Compressor high-side axial seal and seal assembly retainer patent thumbnailCompressor high-side axial seal and seal assembly retainer
A compressor may include a non-orbiting scroll, an orbiting scroll, a drive shaft, a bearing housing and an annular seal. The non-orbiting scroll includes a first spiral wrap.
Emerson Climate Technologies, Inc.


 Vapor destruction apparatus and method patent thumbnailVapor destruction apparatus and method
This disclosure includes methods of improving the efficiency of a degassing operation and can include directing exhaust gases created by an internal combustion engine to a volatile organic compound storage tank to increase the pressure therein and can include imposing a variable load upon the internal combustion engine as it is typically used in the performance of degassing operations and can include coupling a crankshaft of the internal combustion engine to a secondary internal combustion engine.. .
Brb/sherline, Inc.


 Small engine control  enabling the use of traditional crankshaft patent thumbnailSmall engine control enabling the use of traditional crankshaft
An engine ignition control method and system for controlling ignition timing that computes a predicted crankshaft angular velocity based on prior computed and verified crankshaft angular velocity and acceleration and determines a capture window of the next crankshaft position sensor pickup signal for the verification of the predicted crankshaft angular velocity. The ignition control system also utilizes both crankshaft position pickup signals and the intake manifold air pressure measurements for determining the stroke of the combustion cycle in turn providing more accurately timed signals for the fuel injection and ignition systems.
Startec Limited


 Constant fresh air crankcase ventilation patent thumbnailConstant fresh air crankcase ventilation
A method and apparatus for providing constant fresh air ventilation to the engine crankcase is disclosed. The apparatus is adapted for use with an internal combustion engine having a crankcase, an intake manifold and an air input attached to the manifold.
Ford Global Technologies, Llc


Container and crank tie-down straps

A strap storage container has a strap storage rack and a crank mechanism for coiling the straps. The crank mechanism passes through the storage container and has a handle on a first end and strap receiving aperture (e.g., a slot) on a second end.

Bicycle rack

A bicycle rack including a first opening which is dimensioned to receive a pedal axle of a bicycle and which first opening is elongated in shape and arranged to be at least substantially on a vertical plane, and a first end of the first opening is arranged to open sideways on the plane and its second end is arranged to open upward of the first end; a mating surface that is arranged at a first distance from the first opening and at least partly at the first opening, the first distance being dimensioned to receive a top part of the pedal crank of the bicycle; a boss space that is arranged below the mating surface to open in the same direction as the first end of the first opening, the boss space being dimensioned to receive a bottom part of the pedal crank.. .
Pedalslot Oy

Electric machine with variable torque drive

Electric machine assemblies and methods of manufacturing and operating electric machine assemblies for internal combustion engines are provided. The electric machine assembly includes an electric machine configured to generate electric current by induction via a prime mover causing rotation of one of a rotor and a stator with respect to the other one of the rotor and the stator.
Cummins Inc.

Swiveling tool for roof carrier cross bar installation

A product may include a first section that may be disposed around an axis. A second section may be connected to the first section to pivot relative to the first section between a first operative position and a second operative position.
Gm Global Technology Operations Llc

Exercise device

An exercise device comprises a frame, two pedals, two first swing arms, two second swing arms, a resistance device, two link rods, two cranks, two limiting rods, and a stride-adjusting device. Each first swing arm has two ends, in which one end pivotally connects to the frame, and the other connects to one second swing arm.
Dyaco International Inc.

Device for rotatable mounting of work pieces, in particular crankshafts

The invention relates to a device for receiving workpieces to be balanced in a machine for performing an unbalance compensation having a bearing device (2) arranged on a machine frame for rotatable mounting of the workpiece (3) around a bearing axis (l), wherein the bearing device (2) has at least one bearing block (10) having two bearing shells (18, 19) differing in diameter and lying adjacent to each other in a direction transverse to the bearing axis (l). The bearing block (10) is movable transversely to the bearing axis (l) of the bearing device (2) into two bearing positions and another one of the two bearing shells (18, 19) is aligned centrally to the bearing axis (l) in each of the two bearing positions..
Schenck Rotec Gmbh

Driving force transmission system for engine

A driving force transmission system for an engine is provided with a crank sprocket mounted on a crankshaft, cam sprockets mounted on camshafts, an intermediate shaft disposed between the crankshaft and the camshafts, a dual sprocket mounted on the intermediate shaft, and including a first sprocket and a second sprocket facing each other in a state that the first and second sprockets are rotatable relative to each other, a first endless transmission member wound around the crank sprocket and the first sprocket, and a second endless transmission member wound around the cam sprocket and the second sprocket. The dual sprocket includes a damping portion for connecting the first and second sprockets.
Mazda Motor Corporation

Connecting rod of engine

A engine connecting includes a large diameter end portion mounted to a crank of a crankshaft of an engine to be rotatable, a small diameter end portion into which a piston pin is inserted and which supports the piston pin to be rotatable, and a connecting portion connecting the large diameter end portion and the small diameter end portion at a longitudinal end portions thereof. The connecting portion has a plate-shape widened in a wide width direction thereof to be perpendicular to a center axis of the crank shaft, the connecting portion is provided with four vertical reinforcing portions projecting in four directions so as to extend in a longitudinal direction of the connecting rod from the small diameter end portion to the large diameter end portion..
Suzuki Motor Corporation

Compressor valve health monitor

A rotating machine valve health monitor. Aspects of the valve monitor include instrumenting each valve of a reciprocating compressor, or other rotating machine, with a sensor capable of detecting at least vibration and instrumenting the crank shaft with a sensor capable of detecting at least rotation.
Computational Systems, Inc.

Fuel injection device for internal combustion engine

A fuel injection device for an internal combustion engine includes: a high/low pressure fuel system (first fuel injection unit) configured to inject fuel into cylinders 12a to 12d through an in-cylinder injector 44; and a low pressure fuel injection system (second fuel injection unit) configured to inject fuel into an intake manifold 14 through an intake path injector 46. An ecu 60 incorporates: an idling stop/start unit 68 that stops the engine when an idling stop condition is satisfied, and restarts the engine when the idling stop condition is no longer satisfied; and a fuel injection control unit 70 that causes, after the idling stop condition is no longer satisfied, fuel remaining in the first fuel injection unit to be injected into the cylinder, before rotation of a crank shaft 32 starts, so that the engine 10 is automatically restarted, and causes fuel injection to be started from the second fuel injection unit when predetermined condition is satisfied..
Mitsubishi Jidosha Kogyo Kabushiki Kaisha

Engine-driven working machine

An engine-driven working machine has an engine unit, a housing, and a vaned rotor. An air passage is defined between a crankcase of the engine unit and a bottom wall of the housing.
Yamabiko Corporation

Mid drive electric bicycle powerflow with planetary gear overdrive and stepped pinion planetary

A product may include a gear set that may have a first gear, a second gear that may be engaged with the first gear and a third gear. The third gear may be held from rotation and may be engaged with the second gear.
Gm Global Technology Operations Llc

Devices and methods for converting internal combustion engines into hybrid electric engines

A hybrid electric vehicle retrofit kit provides an aftermarket solution to increase performance, fuel economy and/or reduce emissions. The retrofit kit includes an electric motor mechanically connected in a series configuration to a non-drivetrain side of an internal combustion engine.
Surya Conversions Llc

Elliptical trainer variable stride

An elliptical trainer includes a base frame, a swing unit axially mounted at the base frame, a pedal unit axially mounted at the swing unit, a damping unit for providing a damping resistance to the swing unit, a guiding unit and an elastic device unit. The guiding unit includes a pair of cranks respectively connected to the damping unit and a pair of guide brackets respectively pivotally connected to the cranks.
Rexon Industrial Corp., Ltd.

Elliptical trainer

An elliptical trainer includes a base frame, a swing unit axially mounted at the base frame, a pedal unit axially mounted at the swing unit, a damping unit for providing a damping resistance to the swing unit, a guiding unit and an elastic device unit. The guiding unit includes a pair of cranks respectively connected to the damping unit and a pair of guide brackets respectively pivotally connected to the cranks.
Rexon Industrial Corp., Ltd.

Elliptical trainer with variable stride

An elliptical trainer with variable stride includes a base frame, a swing unit axially mounted at the base frame, a pedal unit axially mounted at the swing unit, a damping unit for providing damping resistance to the swing unit, and a constraining unit including an axle axially mounted at the base frame, a pair of upper cranks respectively affixed to two opposite ends of the axle and a pair of coupling members respectively pivotally coupled between the upper cranks and the swing unit. Mating the constraining unit with the swing unit prevents the swing unit from overswinging, enhancing user safety..
Rexon Industrial Corp., Ltd.

Selectable stride elliptical

An exercise apparatus comprises a frame, left and right foot link supporting left and right foot pads. The left and right foot pads synchronously move out of phase through an elliptical path having an adjustable step height.
Precor Incorporated

Electromagnetic toroidal motor

The present invention is a machine in which the repulsion and attraction forces of moving electromagnets are utilized to power a series of linkages that ultimately turn a crank. The motor is controlled by an external computer system which distributes an electric current among the electromagnets.

Pendulum assembly for a crankshaft pendulum having cast-in near net shape hardened inserts

A pendulum crankshaft for an internal combustion engine includes a pendulum crankshaft having pendulum crank rolling path inserts that are cast into the component during the casting process. The rolling path inserts are positioned in a mold prior to casting.
Ford Global Technologies, Llc

Systems and methods for improving engine emissions during starting

Systems and methods for improving emissions of an internal combustion engine are presented. In one example, engine crankshaft acceleration is a basis for estimating engine air-fuel ratio during engine starting when output of an oxygen sensor may be unavailable.
Ford Global Technologies, Llc

Mechanical cam phasing system and methods

Systems and methods for varying a rotational relationship between a cam shaft and a crank shaft on an internal combustion engine (i.e., cam phasing) are provided. In particular, systems and methods are provided that facilitates a rotary position of a first component to be accurately controlled with a mechanism causing a second component, which can be coupled to the cam shaft or crank shaft, to follow the rotary position of the first component..
Husco Automotive Holdings Llc

Expander and air refrigeration device with the same

According to one embodiment, an expander includes a piston provided reciprocatively in a first direction in a cylinder, a crankshaft, an xy-separation crank mechanism provided between the piston and the crankshaft, which converts a reciprocating motion of the piston and a rotary motion of the crankshaft into one another, a cylinder head including an intake port and an outlet port, a suction valve which opens/closes the intake port, a discharge valve which opens/closes the outlet port, an intake-side valve mechanism which opens/closes the suction valve and an outlet-side valve mechanism which opens/closes the discharge valve. At least one of the intake-side and outlet-side valve mechanisms includes an xy separation drive mechanism..
Tac Research Inc.

Control assembly for an outwardly opening pivoting wing

A control assembly for an outwardly opening pivoting wing, comprising an actuating device including a support, a crank rotatable with respect to the support and a control mechanism actuated by the crank, an arm having a toothed portion, wherein said control mechanism cooperates with the toothed portion of the arm for swinging the arm between a closed wing angular position and an open wing angular position.. .
Savio S.p.a.

Vehicle

A vehicle includes an engine, a motor, a rotary electric machine, a battery, and an ecu. The ecu is configured to control the rotary electric machine to generate electric power when the engine is started during the motor traveling mode and provide a cranking torque to the engine, the electric power generated by the rotary electric machine increasing as a vehicle speed increases, and determine whether or not to start the engine based on a comparison between a sum of electric power and a value corresponding to electric power acceptable by the battery.
Toyota Jidosha Kabushiki Kaisha

Transmission assembly for a hybrid vehicle equipped with a pendulum damper

A transmission assembly for a motor vehicle is to be arranged between a combustion engine having a crankshaft and a gearbox having an input shaft. The assembly comprises an electric machine having an external stator and an internal rotor rotationally movable.
Valeo Embrayages

Bicycle component

A bicycle component is provided that is capable of suppressing rattling against a frame. The bicycle component includes a housing, a first attaching part and an adjustment member.
Shimano Inc.

Compressor with crankshaft and insert

Various embodiments of a crankshaft assembly with an insert are disclosed. The crankshaft assembly for an air compressor comprises a crankshaft with a first segment; a second segment having an outside diameter and a cavity extending into a distal end.
Bendix Commercial Vehicle Systems Llc

System and controlling ultra-capacitor charge and discharge in vehicles with auto start/stop systems

A system includes an ultra-capacitor and battery system comprising a battery, a dc-dc converter, and an ultra-capacitor. An auto stop/start module is configured to perform an auto stop event of an engine of a vehicle and an auto start event of the engine of the vehicle based on operating parameters while an ignition is on.
Gm Global Technology Operations Llc

Engine trigger wheel

An engine trigger wheel is disclosed having a central annular portion and a cylindrical rim portion defining a number of trigger teeth, wherein the central annular and cylindrical rim portions are pressed from a single piece of metal. A number of balance apertures are formed in the central annular portion to move a center of mass of the trigger wheel away from an axis of rotation.
Ford Global Technologies, Llc

Crankcase assembly

A crankcase assembly for an engine is provided. The crankcase assembly includes a crankcase comprising a crank sump, the crank sump including a primary sump volume and a secondary sump volume, one or more crankcase oil catchers, the crankcase oil catchers comprising one or more surfaces configured to catch dispersed oil in the crankcase and direct the oil along the surfaces of the crankcase oil catcher away from a crankcase casing wall and towards the crank sump, wherein the crankcase oil catchers are provided above a crankshaft and below an associated piston of the engine, and one or more guides configured to collect oil captured by the crankcase oil catchers and guide the oil to the primary sump volume..
Ford Global Technologies, Llc

Oil pump for internal combustion engine

A first fitting portion is coupled to a protruding end of the crankshaft to be rotatable about a crankshaft rotational axis. An intermediate member includes a first hole wall slidably supporting the first fitting portion in a first direction orthogonal to the crankshaft rotational axis so that the intermediate member rotates together with the crankshaft.
Honda Motor Co., Ltd.

Device for opening and closing an outwardly opening pivoting wing

A device for opening and closing an outwardly opening pivoting wing, comprising: an actuating device including a support, a crank rotatable with respect to the support and a control mechanism actuated by the crank, an arm having a toothed portion, wherein said control mechanism cooperates with the toothed portion of the arm for swinging the arm between a closed wing angular position and an open wing angular position, and wherein in the closed wing angular position the control mechanism cooperates with the toothed portion of the arm for the translational motion of the arm along a straight direction between a locked wing position and an unlocked wing position, and vice versa, a first slider and a second slider intended to engage a groove of the wing in a movable manner in a straight direction.. .
Savio S.p.a.

Automatic bagging machine

An automatic bagging machine contains: a delivery mechanism, a film transporting mechanism, an ultrasonic cutting mechanism, an electric eye mechanism, a limiting assembly, a clamping mechanism, an air tube assembly, and a pushing mechanism. The delivery mechanism includes a conveying belt and plural fixing mounts on which plural spinning bobbins are fitted.
Eminence Machinery Co., Ltd.

Bicycle pedal

A bicycle pedal which is rotatably installed on a crank of a bicycle includes a pedal body and an axle. The pedal body includes an axle bore transversely passing through two ends thereof.
Vp Components Co., Ltd.

Method and device for grinding large crankshafts

A grinding machine and a method for grinding large crankshafts are disclosed. During pre-grinding, steady-rest seats are ground, and a plurality of steady rests are placed against them.
Erwin Junker Grinding Technology A.s.

Elliptic-orbit treadmill

An elliptic-orbit treadmill has a front-end drive portion and a middle drive portion configured on the front end of the pedal, the middle drive portion being pivotally linked to the bottom end of the handle bar on the same side. Each transmission bar set includes a transverse connecting rod and a vertical connecting rod pivotally connected to each other in an elbow style, the rear end of the transverse connecting rod being pivotally connected to the middle section of the handle bar on the same side, while the bottom end of the vertical connecting rod being pivotally connected to the front-end drive portion of the pedal on the same side.
Mario Contenti Designs Co., Ltd.

Fault diagnosis vehicle accessories

The present disclosure provides a fault diagnosis apparatus and method for vehicle accessories capable of effectively diagnosing a fault of vehicle accessories driven by a vehicle accessory driving device. The fault diagnosis apparatus for vehicle accessories includes a damper pulley installed at a crank shaft of an engine, and a torque detection unit installed at the damper pulley and detecting torque of the damper pulley in real time..
Hyundai Motor Company

Wear resistant insert for pneumatic scotch yoke piston

A piston assembly includes a piston cross-member having a first end disposed opposite a second end. The piston assembly also includes a first cap disposed on the first end of the piston cross-member, and a second cap disposed on the second end of the piston cross-member.
Hamilton Sundstrand Corporation

Half thrust bearing and bearing device using the same

The present invention provides a half thrust bearing in a semicircular ring shape for receiving an axial force of the crankshaft of the internal combustion engine, that include a back metal layer, a bearing alloy layer and a resin slide layer, or a bearing alloy layer and a resin slide layer. The resin slide layer constitutes a slide surface receiving the axial force, and the half thrust bearing includes thrust reliefs formed on a side receiving the axial force and adjacent to both circumferential end portions thereof so that a wall thickness of the half thrust bearing becomes thinner toward the circumferential end portions.
Daido Metal Company Ltd.

Optimized hollow cast iron crankshaft

A hollow cast iron crankshaft of an internal combustion engine includes at least one main bearing journal and at least two connecting rod bearing journals. The crankshaft is provided with a plurality of internal oil supply bores to lubricate the connecting rod bearing journals.
Gm Global Technology Operations Llc

Internal combustion engine control apparatus

An internal combustion engine control apparatus includes a cylinder pressure sensor, a driving condition detector, a reference crank angle setter, a reference cylinder pressure calculator, an air-fuel ratio estimator, and a controller. The cylinder pressure sensor detects a cylinder pressure.
Honda Motor Co., Ltd.

Engine start control device

A start control device for an engine includes an engine control unit, a motor control unit, and a control unit which controls the engine control unit and the motor control unit, wherein the control unit, when transferring an engine restart control mode from a motoring control state to a fuel combustion control state, executes the transfer via a motor/engine combined control state, and sets the timing of transferring from the motoring control state to the motor/engine combined control state, to a timing at which a crank angle of a cylinder where fuel is combusted first after starting fuel injection reaches a crank angle at which it is estimated that torque is generated by the first combustion of fuel in the cylinder.. .
Mitsubishi Electric Corporation

Control device for internal combustion engine

A control device includes a cylinder pressure sensor, a driving condition detector, a reference crank angle setter, a reference cylinder pressure calculator, an egr ratio estimator, and a controller. The cylinder pressure sensor detects a cylinder pressure inside a cylinder.
Honda Motor Co., Ltd.

Method for crankcase ventilation in a boosted engine

Methods and systems are provided for enhancing crankcase ventilation in a boosted engine. During boosted conditions, a crankcase may be ventilated via vacuum generated at an aspirator coupled in a compressor bypass passage.
Ford Global Technologies, Llc

Control internal combustion engine

A control apparatus for an internal combustion engine is configured to: calculate measured data of mfb in synchrony with crank angle based on in-cylinder pressure detected by an in-cylinder pressure sensor; execute engine control based on a measured value of a specified fraction combustion point that is calculated based on the measured data of mfb; calculate a first correlation index value for mfb and a second correlation index value for dmfb/dθ; and suspend the engine control when the first correlation index value is less than a first determination value and the second correlation index value is greater than or equal to a second determination value.. .
Toyota Jidosha Kabushiki Kaisha

Moment-cancelling 4-stroke engine systems

A moment-cancelling, four-stroke engine is disclosed. The engine includes a first cylinder having a first piston and a second cylinder having a second piston, a first crankshaft operably connected to the first piston and a second crankshaft operably connected to the second piston.

A four-stroke internal combustion engine with variable compression ratio

A four-stroke internal combustion engine with variable compression ratio, comprises a crankcase, a crankshaft, a connecting rod having a big end and a small end. A piston is rotatably connected to the small end.
Gomecsys B.v.

Engine device

A diesel engine includes an exhaust-gas purification device and allows the exhaust-gas purification device to be disposed at the upper face side of the diesel engine. The exhaust-gas purification device purifies exhaust gas discharged from the diesel engine.
Yanmar Co., Ltd.

Valve opening/closing timing control device

Provided is a valve opening/closing timing control device that can speedily achieve a stable operation at the time of starting an engine. The device includes a drive-side rotating body that is rotated in synchronism with a crankshaft and has a plurality of projecting portions, a driven-side rotating body that has a partition portion which forms an advance angle chamber and a retard angle chamber and that is rotated together with a camshaft for valve opening/closing, an intermediate lock mechanism switchable between a locked state and an unlocked state, a pump for supplying fluid to the advance angle chamber, the retard angle chamber or the intermediate lock mechanism, and a communication passage configured to establish communication between the advance angle chamber and the retard angle chamber disposed adjacent in a circumferential direction when the intermediate lock mechanism is under the locked state..
Aisin Seiki Kabushiki Kaisha

Door locking device and electronic apparatus

A door locking device is applied to an electronic apparatus including a hinged door arranged in an opening portion of a casing. The door locking device includes a key cylinder and a pivot hook.
Nec Platforms, Ltd.

Lubricating composition

Lubricating composition for use in the crankcase of an engine comprising: (i) a base oil comprising at least one monoester or a mixture of monoesters, wherein said monoester or mixture of monoesters has a kinematic viscosity at 100° c. Of not more than 4 mm2/s, a viscosity index of at least 130 and a noack evaporation loss of not more than 20 wt %; and (ii) a polymeric viscosity index improvers selected from (a) one or more comb polymers; (b) a poly(meth)acrylate polymer having 1 to 70 mol % of one or more (meth)acrylate structural units represented by formula (1) below (1) wherein r1 is a hydrogen atom or a methyl group, and r2 is a straight chain or branched hydrocarbon group having not less than 16 carbon atoms; (c) styrene-diene hydrogenated copolymers; and (d) mixtures thereof.
Shell Oil Company



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


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    This listing is a sample listing of patent applications related to Crank for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Crank with additional patents listed. Browse our RSS directory or Search for other possible listings.


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