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7588507 |
Thin autotensioner
An autotensioner comprises a torsion coil spring interposed between a base and a rocking arm, and a tubular bushing provided between an inside surface of the base and an outside surface of the...
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7491142 |
Belt driving device, driving device, method, image forming apparatus
A belt driving device is provided and includes a plurality of rollers including a driving roller. A belt is configured to be tensioned by the plurality of rollers, and to be driven by the driving...
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7399245 |
Overload protection device
An overload protection device ( 1 ) with a primary section ( 4 ) for the coupling of the overload protection device ( 1 ) with a drive device ( 2 ) and with a secondary section ( 6 ) for coupling...
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7387584 |
Drive belt pulley and belt drive system
A hollow cylindrical pulley body 5 is carried rotatably by a hollow cylindrical shaft member 11 . A support rod 8 is inserted in the shaft member 11 , and the shaft member 11 is elastically...
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7384355 |
Thin autotensioner
An autotensioner comprises a torsion coil spring interposed between a base and a rocking arm, and a tubular bushing provided between an inside surface of the base and an outside surface of the...
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7306067 |
Engine coupling system
A vehicle comprises a vehicle body. An internal combustion engine is mounted to the vehicle body. The engine comprises a crankshaft mounted in a crankcase. A drive system is mounted to the vehicle...
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7300372 |
Integrated pulley-torsional damper assembly
An integrated pulley-torsional damper assembly ( 1 ) comprises a hub ( 2 ) designed for being rigidly connected to a drive member ( 3 ), a pulley ( 4 ) connected to the hub ( 2 ) by means of a...
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7232392 |
Cushion ring sprocket assembly and method
A method for installing a cushion ring on a sprocket body to construct a sprocket assembly includes applying a deforming force to a cushion ring so that an opening therein is deformed to a shape...
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7204772 |
Torsionally flexible coupling, a mold, and a method of producing same
A torsionally flexible coupling has a hub ring and a vibrationally isolated pulley surrounding the hub ring at a radial distance, a spring body made of a rubber-elastic material being situated in...
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7150679 |
Vibration-decoupled pulley having an integrated visco damper
A pulley ( 1 ) that is decoupled from the vibrations of a crankshaft and that has an integrated viscous torsional vibration damper ( 2 ), including a flywheel ( 3 ), which is arranged in a damper...
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7121947 |
Coupling device
A coupling device has a pulley that receives rotational torque from an engine. The torque is transmitted to a shaft through a hub and a one-way clutch. A torque limiter is screwed on the shaft to...
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7083022 |
Motorcycle drive train
A motorcycle is described which has a frame and a rear wheel attached to a driven pulley. A drive pulley is rotatably mounted to a rigid bracket attached to the frame such that a relative...
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7055243 |
Crankshaft damper with integral pulse ring and method
The invention comprises a crankshaft damper having an integral pulse ring. The crankshaft damper comprises an inner hub and outer pulley with an elastomeric connecting member between each. The...
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7048661 |
Power transmission device and torque transmission member
A power transmission device for transmitting torque of a driving unit to a driven unit includes a first rotator, a second rotator, and a torque transmission member. The first rotator is to be...
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7025680 |
Torque transmission device having torque limiter
A torque transmission device includes a pulley, a cylindrical member, a torque limiter and a weight member. The pulley is rotated by torque transmitted from a drive source. The cylindrical member...
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6913538 |
Torque transmission system
In a torque transmission system, plural engagement pieces elastically deformable are formed integrally with an outer peripheral portion of a circular portion of a center hub to be engaged with an...
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6875113 |
Torsional vibration damper
A torsional vibration damper mountable to a rotatable shaft. The torsional vibration damper is a composite structure including a body formed of a polymer, such as a glass-reinforced polyamide, that...
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6857976 |
Rotation force transmitter and transmission mechanism
A rotation force transmitter and a rotation force transmission mechanism are provided, which are light-weight and suppresses vibrations in the perimeter and radial directions. A junction flywheel,...
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6802779 |
Pulley type torque transmitting apparatus
A hole is formed in a damper rubber, where by when a compressive load is small, pillar portions undergo a flexural deformation so as to result in buckling deformation. On the other hand, when the...
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6796919 |
Pulley tire and rim
A pulley tire ( 10 ) and rim ( 12 ), the rim ( 12 ) comprising two rim halves ( 14, 16 ) adapted to be mounted to a hub ( 18 ) and to clampingly engage the pulley tire ( 10 ), the pulley tire ( 10...
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6742412 |
Drive system
A drive system that includes a drive shaft, which is or can be brought into torque-transmitting connection with a drive train, a secondary drive system for transmitting torque between the drive...
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6702681 |
Torsionally flexible coupling
A torsionally flexible coupling having a rotational axis ( 1 ), including a first ring ( 2 ) and a second ring ( 3, 4 ), which enclose each other [one enclosing the other] at a radial distance, at...
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6386065 |
Dual ring damper
The invention comprises a dual ring damper. The damper comprises an inner ring for connecting the damper to a crankshaft. It also comprises an outer inertial ring for contacting a belt or the like....
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6336882 |
Chain wheel with damping
A chainwheel ( 1 ) of a control mechanism of an internal combustion engine, said chainwheel being formed in one part or a plurality of parts from at least one hub ( 1 a ), a toothed rim ( 1 c ) and...
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6283076 |
Torsionally compliant sprocket for engine balance shaft drive and method of manufacture
The present invention relates to a torsionally compliant sprocket system which absorbs crankshaft torsional vibrations and minimizes their transfer to other components in the engine system. In...
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6189639 |
Chain roller structure in chain driven vehicle
A chain roller for supporting a chain when a rear wheel is lowered a given distance or more is mounted to a body frame. The chain roller is elastically deformable. The chain roller includes a hard...
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6161512 |
Sprocket system with internal torsional damper
The present invention relates to a sprocket system having an internal torsional damper which absorbs crankshaft torsional vibrations and minimizes their transfer to other components in the engine...
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6146301 |
Support body for tensioning device
A support body used in a tensioning device includes a support element and a bottom plate. The support element is attached to the bottom plate in a radially and axially form-fitting and fixed manner...
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6106421 |
Uncoupled belt pulley
An uncoupled belt pulley having a hub ring and a flyring, the hub ring and flyring being associated together, concentrically adjacent to one another and radially spaced apart, with a first spring...
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6065943 |
Refrigerant compressor having improved drive power transmission unit
A refrigerant compressor having a drive shaft rotatable to cause compression of a refrigerant gas, and a drive power transmission unit for transmitting a drive power from an external drive power...
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6026709 |
Device for damping oscillations of a crankshaft
A device for damping crankshaft oscillation including a ring-shaped housing filled with viscous or elasticoviscous fluid and fixedly mounted on the hub, a flywheel located in the ring-shaped...
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6019692 |
Belt drive device for reducing belt load
A belt drive device is constructed by looping a timing belt 14 about a driving sprocket 9, a cam sprocket 11, and a driven sprocket 12 for transmitting a driving force from the driving sprocket 9...
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5988015 |
Drive devices
A device for driving a piece of equipment from a driving shaft has a torsional vibration damper and comprises a primary element for connection to the driving shaft and a secondary element for...
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5967919 |
Belt tensioner
A belt tensioner of the Zed type with a pivot-arm, a pulley attached to the pivot-arm for receiving a belt load, a pivot, a base, and a torsion spring operatively connected between the pivot-arm...
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5951422 |
Hub and pulley with radially inward annular collar
A hub is spun rolled formed of a portion of metal radially displaced from a side of a disc of sheet metal. An annular collar formed of an annular part of the disc extends inward of the hub and...
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5843264 |
Vibration insulating assembly and method for making the same
The present invention is directed to a vibration insulating assembly including a rubber vibration insulator and metallic members bonded thereto. In particular, the present invention relates to a...
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RE35932 |
Torsional vibration damper
A vibration damper assembly operatively connecting a driving pulley with an automotive engine output shaft which drives a serpentine belt system with an automatic belt tensioner. The vibration...
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5803849 |
Belt tensioner
A belt tensioner has a tensioner and a tensioner arm. The tensioner cup has an opening, and the tensioner arm has a lid portion formed at one end. The lid portion is rotatably connected to the cup...
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5803235 |
Idler roller conversion system with impact shell
A roller arrangement for use in a conveyance system includes a generally cylindrical roller body which has a pre-determined diameter, an outer surface, and a central passage. A shaft extends...
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5797816 |
Variable ratio drive pulley with damping structure
A variable ratio drive pulley of the type employed in snowmobiles to transmit a drive from the snowmobile engine to a variable ratio belt drive transmission has a fixed flange and an opposed...
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5791876 |
Floating drive assembly for an automotive cooling fan
An assembly (12) for moving air through a heat exchanger (10) comprising a shroud (14) for mating with a heat exchanger (10) and a fan (20) disposed in the rear opening (18) of the shroud (14). The...
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5728019 |
Belt drive
A drive system, especially a belt drive for a multi-axial vehicle running gear, has a drive drum about which the belt is looped and provided with a ring with entrainers which engage teeth on the...
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5725449 |
Impact pulley
An impact pulley apparatus and method are provided for use with a high-speed media processing apparatus by driven attachment to the rotatable shaft of a motor associated therewith to absorb impact...
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5702315 |
Autotensioner
An autotensioner for use in applying a tension to a moving belt, includes a bracket secured to an engine body and having a projection, a rocking member rockingly mounted to the bracket through a...
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5702314 |
Device for damping spring vibrations
The invention concerns a tensioner for traction drives which includes a base element and a tension roller support arranged partly concentric with each other, and further including a torsion spring...
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5692983 |
Variable ratio drive pulley
A variable ratio drive pulley of the type employed in snowmobiles to transmit a drive from the snowmobile engine to a variable ratio belt drive transmission has a fixed flange and an opposed...
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5637041 |
Coupling with connected resilient element and bearing
A torsionally flexible coupling having an axis of rotation, comprising a first ring and a second ring that surround one another with radial spacing, such that at least one annularly configured...
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5606890 |
Gear drive
A drive-end gear wheel is engaged by a drive disc through an intermediate cushion that accepts slave bars of the driving disc and reinforcement ribs of the drive-end gear wheel. The reinforcement...
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5591093 |
Damper pulley
A lightweight damper pulley is provided which can be produced in a simple manner. The damper pulley includes a central portion, including a cylindrical boss portion to be fixed onto a rotary shaft,...
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5453056 |
Belt pulley
A belt pulley with a substantially cup-shaped profile that is delimited on one side, in at least the axial direction, by an integrally shaped-on rim flange is disclosed. The rim flange is...
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