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7300373 |
Power transmission mechanism and manipulator
A power transmission mechanism comprising: a flexible power transmission element; a pair of a drive pulley and a driven pulley on which the flexible power transmission element is wound, each the...
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7290779 |
Bicycle shift control apparatus that cancels a tentative shift
A bicycle shift control apparatus comprises a threshold value setting unit that sets a threshold value of a running condition for shifting a bicycle transmission, a decision unit that decides if a...
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7270619 |
Linear belt actuator
a linear actuator capable of transmitting tractive forces as well as thrust forces and operating then as a rigid single-piece rod. The linear actuator has two identical actuating belts ( 1, 1 ′)...
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7094170 |
Cushioned sprocket and improved inverted tooth chain for use with same
A sprocket for an inverted tooth chain includes at least one and typically first and second resilient cushion rings for adapted to be engaged by the guide links of an associated inverted tooth...
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6970674 |
Belt transporting device and image forming apparatus using the same
A belt transporting device for circulatingly transporting an endless belt, which is in use with an image forming apparatus, such as copying machine or a printer. The belt transporting device...
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6932732 |
Toothed belt wheel with a collar
A cog belt pulley defining an axis of rotation having an outer circumferential surface oriented about the axis of rotation and including a plurality of teeth for engagement with at least one cog...
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6875140 |
Engine auxiliary unit driving equipment
Engine auxiliary unit driving equipment for transmitting an engine driving force from a crank pulley to a plurality of engine auxiliary units include an alternator and a driven poly-V pulley,...
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6869375 |
High output force actuator for an active vibration control system
An active vibration control system provides a mass which is movable through a large excursion while minimizing the system size in two of three dimensions to compensate for sensed vibrations. A...
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6705962 |
Relocation device
A drive unit of a carriage has a drive wheel and a deflector, offset parallel to a racks both of which are implemented as gearwheels, around which a closed elastic toothed belt with teeth on both...
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6672983 |
Power transmission drive system
A drive system comprising a driver pulley, a driven pulley ( 22 ), and a belt ( 10 ). The belt ( 10 ) has a pulley engaging surface ( 16 ) comprised of a plurality of transversely extending...
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6648784 |
Idler sprocket
A belt drive system and toothed idler sprocket having an arcuate pitch to significantly reduce noise. The toothed idler sprocket having a pitch sufficient to cause proper engagement between a belt...
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6575862 |
Toothed belt power transmission system
A toothed belt power transmission system includes a toothed belt having evenly spaced teeth adapted to mesh with evenly spaced teeth on a toothed pulley for power transmission. The belt teeth have...
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6485384 |
Toothed belt, toothed belt power transmission apparatus, and business equipment employing the same
Disclosed is a belt tooth portion 11 of a toothed belt 8 incorporated in a toothed belt power transmission apparatus for use in equipment for business use. The belt tooth portion 11 comprises...
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6484423 |
Dragline rigging system
The invention relates to a dragline rigging system ( 10 ) which includes a pair of drag lines ( 12 ) connected to drag connection points ( 24 ) on a dragline bucket ( 18 ) for dragging the bucket...
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6264579 |
Toothed belt with positioning-aiding and position-identifying functions
In a toothed belt including at least one positioning-aiding/position-identifying tooth and a large number of driven teeth engageable with a driving toothed pulley, the...
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6227994 |
Pulley, ball bearing and belt transmitting device
Means are provided for effectively restricting or preventing occurrence of abnormal noise under cold ambient. The means are durable, cost effective and also keep the function of a pulley. A ball...
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6224508 |
Trunnion of a toroidal continuously variable transmission and manufacturing process thereof
A trunnion (3) of a toroidal continuously variable transmission comprises a pulley (38) having a pulley groove (30) and a notch (37) crossing the pulley groove (38). The trunnion (3) rotates in...
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6142901 |
Belt drive
A belt drive includes a toothed belt and a toothed wheel which have engaging tooth ribs and tooth grooves. The tooth ribs and the tooth grooves extend in an arcuate shape over the breadth of the...
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6123473 |
Belt drive arrangement for a printhead carriage
A reciprocating belt drive arrangement for the printhead carriage of a printer comprises an endless belt looped around a toothed drive pulley, which engages a toothed part of the belt, and an idler...
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6099427 |
Self-cleaning pulley device and toner image reproduction machine including same
A self-cleaning pulley device includes a cylindrical member including a body portion having an outer surface; a series of spaced apart recesses formed from the outer surface into the body portion,...
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6050916 |
Toothed belt or chain drive arrangement having a tooth with different flank geometry from other teeth
A toothed belt drive or chain drive has at least one toothed gear wheel and at least one toothed belt or chain. At least one tooth of the toothed gear wheel and/or at least one tooth of the toothed...
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5984816 |
Toothed power transmission belt and drive system using the power transmission belt
A drive system having a belt with a length and a plurality of teeth spaced regularly along the length of the belt and a first pulley having a plurality of grooves for receiving the belt teeth with...
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5908364 |
Chain drive mechanism having noise preventing structure
A noise preventing roller chain structure greatly reduces noise generated when a roller chain engages a sprocket or travels on a chain guide. The roller chain has a roller whose axial length is...
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5806662 |
Hubbed belt and drive for conversion press
An endless metal belt (26) for transporting shells (S) through a press (10) which converts the shells into can ends includes a plurality of shell-carrying apertures (32) and a plurality of drive...
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5797306 |
Lamination notching apparatus
A lamination notching apparatus for forming dynamoelectric core laminations with winding slots includes a sprocket and drive belt system connecting an indexer to the drive table shaft of a...
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5785095 |
Sprocket wheel and rapier band used in rapier loom
A combination of a sprocket wheel and a rapier band employed in a rapier loom is improved for extending the service life of the rapier band. Each of the female holes formed in the rapier band for...
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5704861 |
Synchronous drive belt/pulley combination
A synchronous drive belt/pulley combination wherein the lateral edges of the belt overhang the pulley.
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5662541 |
Transmission with fixed transmission ratio
A transmission with a fixed transmission ratio comprises a pliable endless member which is provided with a profile of mainly transversely oriented teeth, and at least two pulleys which are each...
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5518460 |
Belt construction and combination with a pulley
The combination of an endless power transmission belt construction and a pulley therefor, the belt construction and methods of making the same are provided, the belt construction having opposed...
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5484321 |
Radio-controlled track vehicles
An improved radio-controlled track-driven vehicle comprises an innovative belt drive structure in which the rear wheels engage with the belt in positive drive, and the front wheels engage with the...
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5437580 |
Door drive means with corrugated transmission belt
A door drive including a belt transmission incorporating a corrugated transmission belt, consisting of a strip of plastic material and adapted to be passed around a corrugated or toothed drive...
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5421789 |
Synchronous drive pulley and its combination with a belt having oblique and offset teeth
A synchronous drive pulley having pulley cavities which are complementary to a synchronous drive belt which has at least two adjacent rows of teeth which are at oppositely balanced oblique angles...
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5397277 |
Door drive mechanism including belt transmission for doors
A motor driven door drive mechanism is provided having a belt transmission including a flat belt or a round belt which passes around two rotating guide wheels of which at least one is driven to...
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5358453 |
Cogged v-belt
A power transmission belt having a belt body with a length and a plurality of cogs spaced lengthwise along the belt body for engaging a pulley with which the belt cooperates. Adjacent cogs are...
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5328416 |
Synchronous drive belt
A synchronous drive belt for use in low speed and high torque applications has a zero pressure angle over a relatively greater portion of the fore and aft flank surfaces of the belt teeth. A pulley...
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5320582 |
Chain driving unit
An apparatus for driving a chain in which expansion and contraction of the chain due to an angular position of a sprocket is eliminated, the tensile stress imposed to the chain is reduced so that...
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5267908 |
Belt construction method
The combination of an endless power transmission belt construction and a pulley therefor, the belt construction and methods of making the same are provided, the belt construction having opposed...
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5230665 |
Driving force transmission apparatus, method for producing the same, and extendible structure therewith
A light driving force transmission apparatus performs driving force transmission without the use of friction and with high lubrication, applicable, for example, in a space environment. A plurality...
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5215503 |
Molded plastic shaft extension for double insulated apparatus
Apparatus for double insulation of a motor output shaft and providing physical coupling which includes an elongated plastic resin member that includes apparatus for coupling to an associated motor...
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5200767 |
Recording apparatus having timing belt driving mechanism for driving recording head
A recording apparatus for effecting recording on a recording medium includes a recording head, a reversible motor, a force transmitting pulley for transmitting the drive force of the motor, a...
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5145188 |
Toothed-belt drive
The invention concerns a toothed-belt drive consisting of a toothed belt and a spur-gear meshing with its teeth, the transmission of force between belt and spur-gear taking place by the abutting...
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5102374 |
Toothed belt and means of transmission related thereto
A toothed belt (1) having between its teeth (7) and the grooves (8) adjacent to the said teeth curvilinear connection segments (17) whose ends are located on the end of the tooth flank and the base...
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5033993 |
Positive, drive conversion kit for motorized wheelchair
A conversion kit for connecting a friction drive system for a motorized wheelchair to a positive drive system which includes a cog wheel, a strip of metallic material having a number of cogs...
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5030174 |
Driving mechanism and image forming apparatus comprising the same
A driving mechanism includes a timing belt stretched over a plurality of belt pulleys. The timing belt has a first surface provided with a group of teeth and a second surface provided with another...
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5026328 |
Belt driving sprocket in paper feeder
A feed belt driving sprocket has a body molded of an elastic material. Two side faces of an inner circumferential portion of the sprocket body, except an outer circumferential portion formed with...
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5026327 |
Belt construction, rotatable pulley and combination thereof and methods of making the same
An endless power transmission belt construction, a rotatable pulley therefor, a combination of the belt construction and pulley and methods of making the same are provided, the belt construction...
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5015218 |
Toothed pulley and transmission related thereto
A toothed pulley is provided which includes a plurality of grooves alternating with a plurality of teeth. The flank of each groove is joined to the head of the adjacent tooth by a connection formed...
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5013286 |
Belt drive comprising a toothed belt and a toothed pulley
A belt drive comprising a toothed belt and a toothed pulley. The belt is provided with a guide rib that extends in the longitudinal direction of the belt and traverses the teeth thereof. To provide...
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4999979 |
Machine for continuously packing in particular food or pharmaceutical products in plastic material containers
A machine is provided for continuously packing food or pharmaceutical products in thermoformed plastic material containers, comprising a station for receiving and unwinding reels of plastic...
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4998906 |
Tooth belt drive, especially for internal combustion engines
A tooth belt drive has tooth pulleys (5) with evenly distributed interruptions (22) in its teeth to temporarily interrupt the force excitation from the pulleys and to reduce the oscillation...
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