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Crank patents

      

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




 Bicycle component patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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 patent thumbnailnew patent 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.


new patent

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

Forging machine

A forging machine with one or more hammers, comprising, for each hammer, an eccentric shaft (1) adapted to rotate about a first axis; a connecting rod (2), adapted to be actuated by the eccentric shaft operating as crank; a guiding frame (10); wherein the hammer is adapted to perform an alternating working movement within said guiding frame along a second axis perpendicular to the first axis; wherein the hammer comprises a hydraulic cylinder (8) provided with a hollow body (5), to which a forging member (15) is externally fixed, and with a piston (3) at least partially inserted within said hollow body and removably coupled to the connecting rod; wherein a first hydraulic chamber (6), arranged between piston and hollow body, allows to move the hollow body away from and/or towards said piston; wherein uncoupling means are provided for uncoupling the piston from the connecting rod.. .
Danieli & C. Officine Meccaniche S.p.a.

Hinged flip cover mechanism of toilet seat cover

A hinged flip cover mechanism of toilet seat cover, includes a main body, a toilet seat cover, and a hinge module. The toilet seat cover is connected to the main body via the hinge module.

Toy for hide-and-seek interaction with cats

The present disclosure provides a toy for hide-and-seek interaction with cats. The toy has a crank arm, one end of which is secured with a toy member while the other end in secured on a disc face of a gear having a center secured on a motor shaft, and a shell on which a through hole is formed.
Tongfu Manufacturing Co., Ltd

Clutch device with fully inegrated hydraulics

The invention relates to a clutch device for a drivetrain of a motor vehicle, including a pressure plate which is preferably displaceable in the axial direction of the clutch device, wherein the pressure plate, in a coupled position of the clutch device, presses a clutch disk against a counterpressure plate that can be connected to a crankshaft of an internal combustion engine, and including an actuating device which has a displaceable actuating piston. The displacement position of the actuating piston defines a position of the pressure plate and the actuating piston can be driven by a drive unit of the actuating device in order to displace the pressure plate between the coupled position and an uncoupled position.
Schaeffler Technologies Ag & Co. Kg

Scroll compressor

A scroll compressor includes a casing with an oil reservoir, fixed and movable scrolls, a crank shaft, and a housing having an upper bearing rotatably supporting the crank shaft. The crank shaft has an oil feed path and the housing has a crank chamber.
Daikin Industries, Ltd.

Method for improving the cold start capacity of an internal combustion engine, and crankcase ventilating device for this purpose

A method for improving the cold start capacity of an internal combustion engine which is cooled with water that is pre-heated for the cold start. The pre-heated hot water is conducted through flow paths in a region of the crankcase ventilating device and/or in a water/air heat exchanger of the crankcase ventilating device.
Mtu Friedrichshafen Gmbh

Turbocharger air intake with low-pressure drop and controlled vacuum at a crankcase inlet

An intake tube has an inner and outer curved surface adjacent a turbocharger. A crankcase hose connects to the inner curved surface at a hose opening.
S & B Filters, Inc.

Positive crankcase ventilation (pcv) device and engine assembly employing the same

An engine assembly is provided with an intake manifold having a manifold body downstream of a fresh air intake port. The manifold body has a wall defining first and second apertures spaced apart from one another.
Ford Global Technologies, Llc

In-engine heating mode by increasing load

An operating method for a device that has an internal combustion engine having a crankshaft and a plurality of cylinders and an exhaust gas aftertreatment system. The operating method is distinguished, in particular, by the fact that fuel injection into at least one of the cylinders is shut down when required and the at least one shut-down cylinder is put into a braking mode, with the result that the temperature of the exhaust gas for the exhaust gas aftertreatment system can be increased..
Man Truck & Bus Ag

A removing leaked crankcase fluid from a crankcase and a crankcase ventilation system

A method is provided for removing leaked crankcase fluid from a crankcase of an internal combustion engine during operation thereof, the method including the steps of measuring as operation parameter value of the internal combustion engine; comparing the measured operation parameter value with a preset parameter range defining a mode of operation of the internal combustion engine for determining if the internal combustion engine is in the mode of operation; guiding the leaked crankcase fluid from the crankcase to an intake of the internal combustion engine if it is determined that the internal combustion engine is in the mode of operation; and guiding the leaked crankcase fluid from the crankcase to an ambient environment of the internal combustion engine if it s determined that the internal combustion engine is not in the mode of operation.. .
Volvo Truck Corporation

Valve opening and closing timing control device

A valve opening and closing timing control device includes: a driving-side rotating body synchronously rotated with a crankshaft of an engine and having a lid member fixed in a direction of the rotational axis; a driven-side rotating body integrally rotated with a camshaft for opening and closing a valve on the same rotational axis; a lock mechanism having a lock member moving in the direction and a lock recessed portion formed inside the lid member and into which the lock member is able to be fitted; and a torsion spring disposed outside the lid member and exerting a biasing force to the driving-side and driven-side rotating bodies, wherein a restricting projection portion for restricting a movement of the torsion spring in the direction is formed in the lid member.. .
Aisin Seiki Kabushiki Kaisha

Combustion engine without compression and method

A none-compression internal combustion rotor motor and method to eliminate all of the disadvantages of the presently available internal combustion engines. By eliminating the compression stroke, increasing the efficiency.

Breather device for internal combustion engine

In a breather device for an internal combustion engine for guiding blow-by gas generated in a crank chamber to an intake system, the breather device includes: a breather chamber formed adjacent to the crank chamber such that the breather chamber communicates with the crank chamber, the breather chamber being configured to separate oil from the blow-by gas that flows in the breather chamber from the crank chamber; a filter chamber formed adjacent to the crank chamber such that the filter chamber communicates with the breather chamber, the filter chamber accommodating a filter for separating oil from the blow-by gas that flows in the filter chamber from the breather chamber; and a breather passage that communicates the filter chamber and the intake system with each other.. .
Honda Motor Co., Ltd.

Combustion engine, vehicle comprising the combustion engine and controlling the combustion engine

A method to control a four-stroke combustion engine, comprising at least one cylinder; a piston arranged in each cylinder; at least one inlet valve arranged in each cylinder which is connected with an inlet system; at least one first camshaft which controls each inlet valve; at least one exhaust valve arranged in each cylinder which is connected with an exhaust system; at least one second camshaft which controls each exhaust valve; and a crankshaft which controls each camshaft. At least one phase-shifting device is arranged between the crankshaft and the second camshaft, to phase-shift the second camshaft in relation to the crankshaft to a state, where the exhaust valve is controlled in such a way, that it is opened during the expansion stroke of the engine and closed during the exhaust stroke of the engine, to achieve engine braking through compression in the cylinders during the exhaust stroke..
Scania Cv Ab

Non-concentric protruding shaft fixed bearing reciprocating impact part for implementing reciprocating impact part non-concentric protruding shaft fixed bearing method

A reciprocating impact part non-concentric protruding shaft fixed bearing method, comprising: arranging an eccentric shaft section (12) and a power shaft section (11), arranging eccentric shaft section (12) bearings (8) on the section (12), arranging power shaft section bearings (5) on the section (11); arranging power shaft section bearing retaining rings (10) and eccentric shaft section bearing retaining rings (9) to block the bearings (5) and (8), respectively; arranging connecting rods (2) as separate snap-fitted crankshaft connecting rods or integrated sleeved crankshaft connecting rods, fitting the latter onto the bearing (8); arranging a base (1), arranging the bearings (5) thereon, such that they support the sections (11) and (12); arranging a power source component (3), such that it drives the section (11) to rotate and the section (11) drives the rods in reciprocating impact. Also provided is a non-concentric protruding shaft fixed bearing reciprocating impact part for implementing the method..

Electric bike powertrain compound planetary gear set and ring gear pedal torque reaction measurement

A number of variations may include an electric cycle powertrain comprising: a motor comprising a rotor and a stator; a crankshaft operatively connected to a first and second pedal assembly; a stepped planetary gear set comprising a sun gear, at least one stepped pinion gear having a first and a second portion operatively connected to each other and operatively connected to the sun gear, wherein the first portion rotates within a grounded first ring gear and the second portion rotates within a second ring gear; wherein the sun gear is connected to the rotor; wherein the second ring gear is operatively connected to the crankshaft and the first and second pedal assemblies; wherein the at least one stepped pinion gear are operatively connected to a carrier; and wherein the carrier is operatively connected to a chain ring operatively connected to a chain to drive a rear sprocket.. .
Gm Global Technology Operations Llc

Dynamic inertia compensation and pedal effort transformation for electric bike

A number of variations may include a product comprising: an electric cycle powertrain comprising: a motor; at least one gear set operatively connected to the motor; a chain ring operatively connected to the at least one gear set and a chain; a rear sprocket operatively connected to the chain ring and a rear hub; a crank operatively connected to the chain ring and a first pedal assembly and a second pedal assembly; at least one controller and at least one sensor, wherein the at least one controller is constructed and arranged to process one or more signals from the at least one sensor to apply a torque to the motor to compensate for inertial and spin loss associated with the electric cycle powertrain.. .
Gm Global Technology Operations Llc

Trailer landing gear apparatus

A semi-trailer landing gear apparatus employing a handheld power tool is disclosed. The landing gear apparatus is attached to a standard landing gear drive shaft.
Innovative Works, Inc.

Bellcrank activated wheel caster

An agricultural planter has at least one wing section that can rotate forward to a transport configuration and can also rotate outward to a working configuration. The at least one wing section has a caster assembly attached to a strut pivotable between a raised position forward of the at least one wing section and a lowered position beneath the at least one wing section.
Cnh Industrial America Llc

High power electrode materials

An lfp electrode material is provided which has improved impedance, power during cold cranking, rate capacity retention, charge transfer resistance over the current lfp based cathode materials. The electrode material comprises crystalline primary particles and secondary particles, where the primary particle is formed from a plate-shaped single-phase spheniscidite precursor and a lithium source.
A123 Systems, Llc

Method for preventing baulking of dct for vehicle

A method for reducing baulking of a dual clutch transmission (“dct”) for a vehicle includes a first engaging step engaging an odd-stage clutch and an even-stage clutch of a dct in a case of an ignition-on state. An ascertaining step ascertains a range positioned by a shift lever when an engine is cranked after the first engaging step.
Hyundai Motor Company

Liquid cooled fan clutch

A liquid cooled viscous fan clutch transfers torque from a driving plate driven by an engine crankshaft to a driven plate connected to a cooling fan. Heat generated in a working fluid is transferred to a second fluid, such as engine coolant or transmission fluid, flowing through a cooling jacket.
Ford Global Technologies, Llc

Highly efficient two-stroke internal combustion hydraulic engine with a torquing vane device incorporated

A highly efficient two-stroke internal combustion engine with free pistons and a simple torquing vane device instead of a crankshaft is provided. Inside the motor, hydraulic oil is used to transmit power from the piston to the torquing vane device.

Single-shaft dual expansion internal combustion engine

A single-shaft dual expansion internal combustion engine includes an engine block, a cylinder head and a crankshaft. First and second power pistons are moveable in first and second power cylinders and are connected to first and second crankpins of the crankshaft.
Gm Global Technology Operations Llc

Method for operating a combustion engine

A method for operating a combustion engine having a crankcase, a piston group and a crankshaft, wherein the crankcase has an oil reservoir and an operational amount of lubricating oil is provided, wherein i) a partial amount of the lubricating oil is continuously discharged from the crankshaft and ii) a refill amount of new lubricating oil is continuously supplied, so that the operational amount of lubricating oil remains essentially the same; as well as a combustion engine for carrying out the method.. .
Ift Gmbh



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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