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This page is updated frequently with new Crank-related patent applications. Subscribe to the Crank RSS feed to automatically get the update: related Crank RSS feeds. RSS updates for this page: Crank RSS RSS


Training aid for pedal powered apparatus

Training aid for pedal powered apparatus

Device for mounting a front derailleur on a bicycle frame and method for mounting such a front derailleur

Device for mounting a front derailleur on a bicycle frame and method for mounting such a front derailleur

Device for mounting a front derailleur on a bicycle frame and method for mounting such a front derailleur

Internal combustion engine with compensation weight arranged on the crankshaft and serving as an imbalance, and method…

Date/App# patent app List of recent Crank-related patents
10/23/14
20140316641
 Techniques for detecting supercharger belt slip patent thumbnailTechniques for detecting supercharger belt slip
A technique can include receiving, at a controller for a vehicle, the controller including one or more processors, a signal indicative of a pressure in an intake manifold of an engine of the vehicle. The vehicle can include a supercharger configured to supply pressurized air to the intake manifold.
10/23/14
20140315693
 Training aid for pedal powered apparatus patent thumbnailTraining aid for pedal powered apparatus
A removable training aid for a human powered vehicle of the kind in which a pair of opposed cranks are provided which rotate relative to a common axis, the aid providing an audible or tactile indication in use that a rider is rotating the pedals by applying an incorrect pedalling technique, the removable training aid comprising an intermediary body, attachment means for attaching the body to at least one of the cranks and a pedal secured to the intermediary body, the removable training aid being arranged so that in use the pedal is free to rotate around an axis of rotation that is parallel to the common axis, the intermediary part permitting movement of the axis of rotation of the pedal relative to the crank through at least one degree of freedom in the event that a force is applied to the pedal along a path that is not perpendicular to an imaginary line that connects the axis of rotation of the crank with the threaded bore in the crank.. .
10/23/14
20140315671
 Device for mounting a front derailleur on a bicycle frame and method for mounting such a front derailleur patent thumbnailDevice for mounting a front derailleur on a bicycle frame and method for mounting such a front derailleur
The present invention relates to a device for mounting a front derailleur on a bicycle frame. The device of the invention comprises engagement means for engaging with at least one toothed crown of a crankset and with the derailleur, the engagement means being configured to obtain a desired relative position between the aforementioned at least one toothed crown and the derailleur.
10/23/14
20140311441
 Internal combustion engine with compensation weight arranged on the crankshaft and serving as an imbalance, and method for production of the crankshaft patent thumbnailInternal combustion engine with compensation weight arranged on the crankshaft and serving as an imbalance, and method for production of the crankshaft
The invention concerns an internal combustion engine and a method of its production having at least one cylinder and with a crank drive comprising a crankshaft, in which the crankshaft mounted in the crankcase has an associated crankshaft throw, the crankshaft throws being arranged spaced apart along the longitudinal axis of the crankshaft, and at least one compensation weight serving as imbalance is arranged on the crankshaft on the side opposite at least one crankshaft throw the compensation weight has an arcuate form on the outward-facing side, the outside of which running in the peripheral direction has a constant distance s from a reference axis which runs parallel to and spaced by a distance Δ from the longitudinal axis of the crankshaft, wherein the reference axis is arranged on the side facing away from the compensation weight, starting from the longitudinal axis of the crankshaft.. .
10/23/14
20140311432
 Valve opening-closing timing control device and method for attaching front member thereof patent thumbnailValve opening-closing timing control device and method for attaching front member thereof
A valve opening-closing timing control device includes: a driving rotating body that rotates synchronously with a crankshaft; a following rotating body that rotates integrally with a cam shaft; a phase control mechanism that controls changing of relative rotational phases of the driving and following rotating bodies; a torsion coil spring engaged by a front member of the driving rotating body and by the following driving body, and biases the following rotating body in an advance/retarded direction with respect to the driving rotating body. The front member includes multiple bearing surfaces to be attached with countersunk head screws, and an engaging part engaging an end of the torsion coil spring with the torsion coil spring in a twisted state.
10/23/14
20140311230
 Method for determining segment times of a sensor wheel of an iternal combustion engine patent thumbnailMethod for determining segment times of a sensor wheel of an iternal combustion engine
A method for determining segment times of a sensor wheel of an internal combustion engine, the sensor wheel being non-rotatably connected to a crankshaft of the internal combustion engine, marks being situated along the circumference of the sensor wheel, and the crankshaft of the internal combustion engine covering predetermined angle ranges during the segment times. Tooth times are determined as time intervals between two marks of the sensor wheel; a low-pass filtering is applied to the determined tooth times, and filtered tooth times are determined as a result of the low-pass filtering.
10/23/14
20140311042
 Method of opening a mine door leaf patent thumbnailMethod of opening a mine door leaf
A method of opening a mine door leaf installed in a mine passageway having a high pressure zone and a low pressure zone. The method includes the steps of operating a variable-throw crank mechanism in a first configuration having a first crank length to apply a first force to the mine door leaf to move it at a first speed, operating the variable-throw crank mechanism in a second configuration having a second crank length less than the first crank length to apply a second force greater than the first force to the mine door leaf to move it at a second speed slower than the first speed, and using a resistance pressure associated with the high and low pressure zones in the mine passageway to convert the variable-throw crank mechanism from the first configuration to the second configuration..
10/16/14
20140309086
 Oblong orbital exercising machine having adjustable and extendable trace of movement patent thumbnailOblong orbital exercising machine having adjustable and extendable trace of movement
An oblong orbital exercising machine includes a main frame, an upright mounted on the main frame, two swinging handles each pivotally connected with the upright, two mounting rods each mounted on the respective swinging handle, two adjusting members each adjustably mounted on the respective mounting rod, a cycle movement mechanism mounted on the main frame, two cranks mounted on the cycle movement mechanism, two links each pivotally connected with the respective adjusting member and the respective crank, two sliding members each slidably mounted on the respective link, two pedals each secured on the respective sliding member, and two driven levers each pivotally connected with the respective mounting rod and the respective sliding member. Thus, the pedals are moved relative to the links to lengthen the forward and backward pace of the user's feet, so that the user's legs are extended..
10/16/14
20140309066
 Chainwheel for multi-size crank modules patent thumbnailChainwheel for multi-size crank modules
A chainwheel has a chainwheel body, a first combining hole set and a second combining hole set. The chainwheel body has a center point.
10/16/14
20140308141
 Sealed compressor and refrigerator including sealed compressor patent thumbnailSealed compressor and refrigerator including sealed compressor
A sealed compressor (100) of the present invention comprises an electric component (111), a compression component (117), and a sealed container (101), the compression component includes a shaft (119), a cylinder block (129), a piston (133), and a crank weight (126), a rotor (115) of the electric component has a cylindrical shape, contains a cylindrical space therein, and includes an upper section (116) in which a lower portion of a bearing (131) of a cylinder block is fitted into the cylindrical space, a lower section (115e) to which a lower portion of the main shaft inserted into the through-hole of the bearing and inserted into the cylindrical space is fixedly fitted, and a balance weight (170, 270) placed on an opposite side of the crank weight with respect to the piston.. .
10/16/14
20140307527
Apparatus and method to produce data pulses in a drill string
A method and assembly to produce data pulses in a drilling fluid in a drill string. The assembly comprises a shear valve that includes a valve member mounted in a valve passage in fluid flow communication with a fluid flow conduit of a drill string to which the assembly is connectable.
10/16/14
20140306532
Linear alternator
A linear alternator to supply the electrical utility needs of homes and small businesses comprises a radial arrangement of five cylinders around a common crankshaft. Mechanical input power is applied to the crankshaft for conversion to electrical output power.
10/16/14
20140305727
Bicycle drive unit
In accordance with a first aspect, a bicycle drive unit includes a first bottom bracket, a crank axle, and a first motor. The first bottom bracket is configured to be coupled to a first axial end of a bottom bracket shell of a bicycle.
10/16/14
20140305396
Torque transfer unit for an engine starting system
A starting system for a vehicle including an internal combustion engine having a crankshaft includes a pinion gear driven by a starter motor. A drive plate includes a set of teeth in constant meshed engagement with the pinion gear.
10/16/14
20140305387
Hydraulic power system for a utility vehicle
A hydraulic power system for a utility vehicle having an engine with a crankshaft. The system features first and second rotationally-driven power generating devices, one of which is a hydraulic pump and the other of which is an alternator and one of which is a hydraulic pump.
10/16/14
20140304930
Ticket scraping device
A device for removing a covering film layer off of a ticket comprises a cylindrical housing which includes a battery compartment, a motor powered by the batteries within the battery compartment, a crankshaft connected to the motor and a scrapper element in contact with the crankshaft which moves in response to the motion generated by the motor. The scrapper element includes a tip that, when in contact with the film later on the ticket, removes the film from the ticket.
10/09/14
20140303875
Control apparatus for internal combustion engine
It is an object of this invention to restrain blow-by gas from reaching a catalyst during fuel cutoff, and protect the catalyst while coping with an increase in oil dilution amount resulting from the use of alcohol fuel, in an internal combustion engine that uses the alcohol fuel. An engine is equipped with a pcv mechanism that introduces blow-by gas in a crankcase into an intake system.
10/09/14
20140302462
Motion simulation system controller and associated methods
A motion simulation system includes actuators having a planetary gearbox engaged with and driven by a servomotor engaged with a crank. A connector rod is engaged with the crank of each actuator, and engaged with a platform configured to attach to a vehicle.
10/09/14
20140301872
Compressor
A compressor of the present invention includes a crank shaft, a bearing, a casing, an outer-race gear that is disposed so as to surround the crank shaft, a planetary gear that has a radius of a pitch circle set to a half of a radius of a pitch circle of the outer-race gear and causes the crank shaft to be inserted therethrough so that the planetary gear rotates relative to the crank shaft, a piston that is connected to the planetary gear so as to rotate relative to the planetary gear and moves in a reciprocating manner in the direction parallel to the radial direction of the outer-race gear inside the casing in a manner such that the planetary gear rotates inside the outer-race gear while engaging with the outer-race gear, and a pump that supplies lubricant to the bearing. Here, the pump is accommodated inside the casing..
10/09/14
20140301808
Transport system, transport method, and apparatus for manufacturing bonded laminated material using the transport system
The transporting device 2 comprises a crank-slider transporting device 100 that transports the jig for fixing material to be laminated 100, and an intermediate stage 20 that receives the jig for fixing material to be laminated 100 from the crank-slider transporting device 10. In the crank-slider transporting device 10 the first exhaust connector 13b that exhausts the housing space s by means of the exhaust device 3 is provided on the surface for loading 13a of the shuttle that carries the jig for fixing material to be laminated 100 and the second exhaust connector 20b is provided on the surface for loading 20a of the intermediate stage 20..
10/09/14
20140299109
Dual crankshaft, opposed-piston engines with variable crank phasing
The timing or phasing of port openings and closings during operation of an opposed-piston engine is varied in response to changing engine speeds and loads by changing crankshaft phasing.. .
10/09/14
20140299100
Method for controlling natural gas injection in engine
A method for controlling natural gas injection in a cylinder of an engine through a gas admission valve is provided. The method comprises determination of an amount of substitution, which varies between 30%-85% of a combustible mixture.
10/09/14
20140299098
Method for operating an internal combustion engine
An internal combustion engine includes a cylinder and a piston journalled to reciprocate therein. The cylinder and piston conjointly delimit a combustion chamber into which a spark plug projects.
10/09/14
20140299089
Internal combustion engine including starting system powered by lithium-ion battery
An internal combustion engine includes an engine block including a cylinder, a piston positioned within the cylinder, a crankshaft configured to be driven by the piston, a fuel system for supplying an air-fuel mixture to the cylinder, and an electric starting system including a starter motor, a battery receiver, and a lithium-ion battery removably attached to the battery receiver, wherein the lithium-ion battery is configured to power the starter motor to start the engine.. .
10/09/14
20140299080
Method for estimating the angular position of a crankshaft for accelerating the starting of an internal combustion engine
Tolerances_i. .
10/09/14
20140298800
Exhaust leakage management
Embodiments may provide an exhaust gas management arrangement for an engine. The exhaust gas management arrangement may include a port disposed to capture an exhaust gas leaked from a movable portion of an exhaust gas flow directing mechanism.
10/09/14
20140298602
Mouthpiece for cleaning teeth with a mechanical drive train
The mouthpiece appliance includes an assembly for receiving teeth (12) which includes a plurality of cleansing portions, typically two opposing side portions (14, 16) and an intermediate center portion (18). The brushing portions include bristle sections which are adapted to clean teeth.
10/02/14
20140297162
Method and system for engine control
Methods and systems are provided for controlling exhaust emissions by adjusting an injection profile for fuel injected into an engine cylinder from a plurality of fuel injectors during engine start and crank. By splitting injection of fuel during start so that a portion of fuel is port injected and a remaining portion is direct injected as one or multiple injections, the soot load of the engine can be reduced and fuel economy can be improved.
10/02/14
20140297159
Method and system for engine control
Methods and systems are provided for controlling exhaust emissions by adjusting an injection profile for different fuels injected into an engine cylinder from different fuel injectors during engine start and crank. By splitting fuel injection during start and cranking so that fuel of lower alcohol content is port injected and fuel of higher alcohol content is direct injected as one or multiple injections, the soot load of the engine can be reduced and fuel economy can be improved..
10/02/14
20140297079
Antiskid apparatus, vehicle, and motorcycle
An antiskid apparatus for a hybrid vehicle includes a generator control section that adjusts a deceleration torque of a driving wheel by controlling a power generator to change from an operation of decreasing a generation amount of the power generator to an operation of assisted driving of a crankshaft when an engine rotation speed is higher than a predetermined rotation speed during rapid deceleration in which a vehicle deceleration speed is at a predetermined value or more or during deceleration associated with shift-down through a transmission.. .
10/02/14
20140297070
Method for measuring power in a bicycle
The invention relates to a method for measuring the output power produced in a device having a crankset, including the following steps: a) measuring the orthogonal force (f) exerted on at least one pedal (9) of the crank (3); b) determining the angular velocity of the crank; and c) deducing the tangential force (ft) exerted on the crank and the power, using a pre-established model of the distribution of the force exerted on the actuating member as a function of the angular velocity,. .
10/02/14
20140296036
Variable stride exercise device
An adaptive exercise device includes a frame which supports swing arms which provide for horizontal motion of associated foot links. A crank system provides for vertical motion of the foot links and is movable relative to the frame.
10/02/14
20140296031
Power unit for vehicle and four-wheeled vehicle
A clutch actuator and a speed change actuator are disposed so as to be adjacent to each other on one side of an engine main body along the axis of a crankshaft. The clutch actuator is provided with a manual clutch operating part capable of being manually operated.
10/02/14
20140296030
Power unit for vehicle
A transmission partly overlapping clutches as viewed from an axial direction of a crankshaft is disposed below an inclined cylinder axis of an engine main body. A speed change actuator is disposed in a position such that the transmission is interposed between the speed change actuator and the crankshaft.
10/02/14
20140296029
Power unit for motorcycle
A power unit for a motorcycle includes an internal combustion engine with a transmission having an input shaft and an output shaft. A clutch with a hydraulic cylinder is provided for changing over the connection/disconnection of power transmission between a crankshaft and the input shaft.
10/02/14
20140294646
Toroidal engine
A toroidal engine that can be powered by a fuel/air mixture or by a compressed gas source. The toroidal engine uses one-way bearings to transfer torque generated in a toroidal chamber directly to a drive shaft.
10/02/14
20140294643
Refrigerant compressor
A refrigerant compressor includes a compressor mechanism part 2, and a motor and a crank shaft 101 for driving the compressor mechanism part, in a sealed case 100, and includes sliding bearings 103, 104, and 105 at least either in an engagement part between the compressor mechanism part and the crank shaft or in a rotation support part of the crank shaft. Further, an unleaded resin impregnation material is used for at least one of the sliding bearings, the crank shaft is made of a ferrous material, and a hard carbon film including hydrogen is formed on a part of the crank shaft sliding with the sliding bearing using the unleaded resin impregnation material..
10/02/14
20140294636
Reciprocating compressor
A reciprocating compressor including a casing which has first and second cylinders, an electric motor which has a drive shaft mounted in the casing, first and second pistons fittingly inserted into the first and second cylinders respectively, so as to reciprocate therein, and first and second connecting rods attached to the first and second pistons, respectively, at ends thereof and which are situated in the crank chamber at the other ends thereof where first and second bearings are provided, respectively. A crank member is provided on the drive shaft within the crank chamber, and the crank member is fittingly inserted into the first bearing of the first connecting rod and the second bearing of the second connecting rod.
10/02/14
20140294632
Variable displacement compressor
A variable displacement compressor includes a swash plate, a housing and a displacement control valve. The housing has a crank chamber where the swash plate is disposed, a discharge chamber and a suction chamber.
10/02/14
20140291254
Trash removal system
A trash removal system is configured to enable a diver to remove debris from water. The trash removal system comprises a line mechanically coupled to a boat and extending downward in the water.
10/02/14
20140290634
Crankcase breather
A crankcase ventilation system for an internal combustion engine having a cylinder block that at least partially defines at least one cylinder includes a valve cover configured to be mounted on an individual cylinder head corresponding to an individual cylinder and form a cavity therein. Further a crankcase ventilation opening associated with the valve cover.
10/02/14
20140290620
Oil passage of internal combustion engine
An oil passage of an internal combustion engine including a crankcase, a cylinder block integrally connected to the crankcase, a piston operatively mounted within the cylinder block, a piston jet for providing oil to the piston within the cylinder block and a breather device integrally formed on the cylinder block wherein the breather device is in communication with the inside of the crankcase. An elevation of temperature of the oil which flows in an oil supply path is prevented thus allowing oil in the oil supply path to maintain a low temperature wherein the oil in the supply path is supplied to a piston jet formed on the internal combustion engine.
10/02/14
20140290616
One-stroke internal combustion engine
One-stroke internal combustion engines may comprise reciprocating pistons which are either straight or rotary. Three principles are required to make one-stroke engines work: create four dedicated chambers, assign the chambers with coordinated functions, and make pistons move in unison.
10/02/14
20140290602
Cam structure
A cam structure driving a tappet having a crowning on a top face and connected to a base end section of an intake or exhaust valve of an engine, includes: a camshaft rotating in synchronization with a crankshaft of the engine; a cam lobe mounted on the camshaft, and including: a base cam including: a base circular section having a mounting hole for the camshaft; and a valve lift section having a cut-out section in a tip end portion; and a roller provided in the cut-out section and having a cylindrical section with a constant diameter. A center section in a width direction of the base cam makes contact with the tappet at a position deviated from a center of the top face of the tappet, and the cylindrical section makes contact with the center of the top face of the tappet..
10/02/14
20140290548
Sewing machine needle bar changing device
A sewing machine needle bar changing device includes a needle bar case having multiple needle bar holes, each of which receives a needle bar and has at least one longitudinal slide way formed on one side thereof; a needle bar case holder located at one side of the needle bar case and having a control guide way, which is engaged with the needle bars and has a longitudinal opening; a needle bar guide member engaged with one needle bar that is moved to a sewing position to align with the longitudinal opening, and brought by a crank link of the sewing machine to move upward and downward synchronously with the engaged needle bar; and a driving mechanism for moving and then holding a selected needle bar to the sewing position. All other needle bars not in the sewing position are restricted by the control guide way from moving axially..
10/02/14
20140290431
Vehicle driving force transmission structure
The vehicle driving force transmission structure of a power unit can include a main transmission having a transmission shaft group and parallel to a crankshaft and provided in a crankcase on the side of the crankshaft. The transmission structure can also include a large rotational body provided at an end of the crankshaft, and an auxiliary transmission provided as a separate body from and connecting to the main transmission.
10/02/14
20140290207
External combustion engine
External combustion engine which comprises a first cylinder and a second cylinder, in which a first piston and a second piston are able to slide respectively. The first and second cylinder are fluidically connected with respect to each other for the passage of a heat-carrying fluid suitable to determine the cyclical movement of the first piston and the second piston.
09/25/14
20140288808
Automatic engine de-choking
A method may comprise automatically de-choking an engine and cranking the engine in response to an engine flood event, wherein automatically de-choking the engine comprises automatically cutting fuel to the engine while opening an air intake throttle.. .
09/25/14
20140288802
Apparatus for detecting imbalance abnormality in air-fuel ratio between cylinders in multi-cylinder internal combustion engine
An apparatus for detecting imbalance abnormality in an air-fuel ratio between cylinders in a multi-cylinder internal combustion engine is disclosed. The apparatus includes an imbalance determining unit programmed to determine imbalance in an air-fuel ratio of a first cylinder belonging to a cylinder group based upon a difference value between an index value correlative with a crank angular speed detected in the first cylinder and an index value correlative with a crank angular speed detected in a second cylinder belonging to another cylinder group, and further a correction unit programmed to correct the difference value for the first cylinder based upon the index value detected in at least one of other cylinders belonging to the same cylinder group as that of the first cylinder..
09/25/14
20140288753
Method and arrangement in a hybrid vehicle
In a method and an arrangement for powering up a dc distribution system in a hybrid vehicle power train, the power train includes an electric storage system, an internal combustion engine, an electric motor/generator, a clutch device to connect the electric motor/generator to the internal combustion engine, a power electronics unit with a voltage regulator connected to the electric motor/generator, and an electronic control unit for controlling the power train. The electric storage system and the electric motor/generator are connectable to one or more electrical loads for driving the vehicle.
09/25/14
20140287870
Hybrid system of engine and motor generator
An engine is provided with an output shaft and a motor generator connection shaft of a crankshaft at ends of a crank case and adapted such that the output shaft can be connected with an external driven apparatus. A motor generator has stators relatively fixed to the crank case and a rotor coupled with the motor generator connection shaft and rotating relative to the stators.
09/25/14
20140283786
Spark ignition type internal combustion engine
A base in-cylinder volume is corrected by a learned value to calculate a corrected in-cylinder volume. A difference of a crank angle which gives the corrected in-cylinder volume and the base crank angle is calculated as a “crank angle correction value”, and a base ignition timing is corrected by the crank angle correction value and feedback correction value.
09/25/14
20140283783
Crankshaft for variable displacement internal combustion engine
A crankshaft includes a plurality of crankpins. The crankpins are defined on the crankshaft and are longitudinally spaced apart from each other along a rotational axis.
09/25/14
20140283782
Apparatus for rotating a crankshaft
An apparatus for rotating a crankshaft is described. The crankshaft includes a main shaft and an axially offset crank pin with each end of the crank pin connected to the main shaft by a respective crank arm.
09/25/14
20140283769
Internal combustion engine
An internal combustion engine includes a variable valve timing control apparatus including a driving-side rotating member rotating about a rotary axis by rotational force transmitted from a crankshaft, a driven-side rotating member including at least one fluid pressure chambers partitioned and formed with at least one advanced angle chambers and at least one retarded angle chambers and integrally rotating with a camshaft for opening and closing a valve, and a lock mechanism configured with a lock member provided at one of the driving-side rotating member and the driven-side rotary member to be engageable and disengageable with a recessed portion formed at the other of the driving-side rotating member and the driven-side rotary member, and an engine control unit for stopping the internal combustion engine to position a portion where the lock mechanism is formed below a virtual line passing through the rotary axis when the internal combustion engine is stopped.. .
09/25/14
20140283647
Drive train for a motor vehicle
A drive train for a motor vehicle comprises an internal combustion engine which has a crankshaft and is designed to provide drive power for the motor vehicle. A clutch arrangement has an input member and at least one output member, the input member being connected to the crankshaft.
09/18/14
20140278001
System and method for controlling an operating frequency of a purge valve to improve fuel distribution to cylinders of an engine
A system according to the principles of the present disclosure includes an engine speed module and a valve control module. The engine speed module determines a speed of an engine based on a position of a crankshaft.
09/18/14
20140277999
Cam phaser control
Arrangements for stabilizing valve timing adjustment mechanisms such as cam phasers during operation of an engine are described. The described approaches are particularly well suited for use during skip fire control, although they may be used advantageously in other applications as well.
09/18/14
20140277996
System and method for controlling airflow through a ventilation system of an engine when cylinders of the engine are deactivated
A system according to the principles of the present disclosure includes an airflow determination module and a cylinder activation module. The airflow determination module determines an amount of airflow through a ventilation system for a crankcase of an engine.
09/18/14
20140277881
Hybrid-electric vehicle engine starting method and system
A system or method for controlling an engine in a hybrid vehicle include cranking the engine subject to a first torque limit in response to an engine start request, receiving an engine rotational position signal, and cranking the engine subject to a second torque limit in response to the engine rotational position signal indicating a number of engine revolutions being less than a threshold value.. .
09/18/14
20140274575
Exercise machine
Described herein are embodiments of stationary exercise machines having reciprocating foot and/or hand members, such as foot pedals that move in a closed loop path. Some embodiments can include reciprocating foot pedals that cause a user's feet to move along a closed loop path that is substantially inclined, such that the foot motion simulates a climbing motion more than a flat walking or running motion.
09/18/14
20140274573
Exercise apparatus
An exercise apparatus includes a frame, two crank units, two reciprocating members, two swing arms, two linkages and two carrying arms. A predetermined portion oriented between the top and bottom ends of each linkage is pivotally coupled to the corresponding crank unit and is moved along a circular path.
09/18/14
20140274515
Structure for coupling v-belt type continously variable transmission with engine
In a structure for coupling a v-belt type continuously variable transmission with an engine of a vehicle, the engine includes a first opening through which a crankshaft passes. A coupling plate mounted on a plate mounting surface that surrounds the first opening includes a second opening through which the crankshaft and an upper end flange of the oil pan pass.
09/18/14
20140274508
Efficiency boost of power transmission to the front end accessory drive
An efficiency boost of power transmission to the front end accessory drive (“fead”) system is provided by a crankshaft damper having a hub, an inertia member operably attached to the hub by an elastomeric member, and a one-way clutch operably attached to the inertia member and to drive a belt-engaging surface. The one-way clutch is operably associated with the crankshaft damper for increasing the average rpm input to the fead system relative to the average crankshaft input..


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

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