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7070526 |
Accessory drive for driving a balance shaft
An engine accessory drive that has a primary drive driveable by a crankshaft of the engine is disclosed. The accessory drive includes a rotational member mounted on a drive shaft and driveable by...
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6929276 |
Mechanism for driving bicycles
Improved mechanical structure for increased efficiency in the transfer of the peddling force applied to a pedal crank assembly to the rear wheel of a bicycle is disclosed. This structure increases...
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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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6557444 |
Wood lathe with a stepless speed-adjusting unit for a workpiece
A wood lathe includes a driving pulley unit disposed around a rotating inner rod, a driven pulley unit disposed around an output shaft that is used to rotate a workpiece, a V-belt unit trained on...
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6282873 |
Belt tension mechanism
A belt tension mechanism for tensioning an associated belt drive system on an associated vehicle is provided. The associated belt drive system includes a double stacked pulley, a first belt for...
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6165089 |
Transmission apparatus and method
A transmission apparatus includes a chain operatively engaged with a driver sprocket assembly and a driven sprocket assembly, a tensioner bracket including a roller engaged with the chain, a...
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6161445 |
Guide sprocket assembly
A guide sprocket assembly for use in combination with a non-driven, rotating tail shaft. The guide sprocket assembly includes a lock plate assembly securely fixed to the tail shaft for rotation...
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6146296 |
Multiple speed transmission for connecting an air conditioner compressor of a vehicle to the engine of the vehicle
A multiple speed transmission for connecting an air conditioner compressor of an automobile to a prime mover of the automobile. The transmission includes driving apparatus, driven apparatus, and...
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6113509 |
Differential planetary belt drive system
A media advance system is driven using a fixed-differential, planetary belt drive system. Planetary pulleys, mounted to a mounting structure, orbit a motor shaft as the mounting rotates about the...
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6086494 |
Raising machine including positively controlled raising cylinders
A positively controlled raising cylinder raising machine, having a plurality of raising cylinders, circumferentially arranged on a rotary framework, a toothed driving belt for driving the raising...
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6082513 |
Clutch device of a miller
A clutch device has a shaft rod, a hollow torsion sleeve, a trip device, an outer toothed gear, an inner toothed gear, and a first belt pulley. The outer toothed gear is disposed on the trip...
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6036611 |
Drive mechanism for driving displacement members disposed in tandem
A drive mechanism (10, 110) for driving first and second displacement members (12, 14, 112, 114) disposed in tandem. The mechanism includes first and second driven sprockets (16, 18; 116, 118) for...
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5979924 |
Crank assembly for a bicycle
A crank assembly for a bicycle uses a plurality of auxiliary sprockets and chains to achieve high ratios of wheel speed to pedal-rotation speed. The compact crank assembly is especially well suited...
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5976043 |
Apparatus for increasing wear life of machine members
An apparatus for increasing wear life of machine members includes a shaft assembly mounted on the machine. Also included are two or more power sources eccentrically aligned in relationship to the...
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5938551 |
Variable tension pulley system
The variable tension pulley system including a drive pulley, a slave pulley, a belt interconnecting the drive pulley and slave, a tensioner assembly positioned between the drive pulley and the...
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5913741 |
Bicycle with three bottom bracket shells and gearing system
A "Unique" bicycle is basically a bicycle having three bottom bracket shells namely, a first bottom bracket shell (70) for the crankset (57), located at the down tube (40), a second bottom bracket...
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5832703 |
Twin engine riding lawn mower
A lawn mower is powered by two vertical shaft engines mounted on the chassis and equispaced about the longitudinal axis of the chassis. A vertical drive shaft is rotatably mounted on the...
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5830094 |
Transmission for converting rotary motion into linear motion
A transmission for reducing the pulley ratio between a drive shaft and a transmission shaft. The transmission is adapted to convert a higher speed rotary motion to a lower speed linear motion. The...
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5788837 |
Plastic flight type water treatment system for rectangular clarifiers
In accordance with the teachings of the present invention, a waste water treatment system for removing sludge from within a rectangular clarifying tank as provided. The waste water treatment system...
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5730672 |
Cutting metal-working machine
A stepless speed change device for cutting metal-working machines includes a drive gear set, a driven gear set, an intermediate gear set and two transmission belts. Each gear set includes an upper...
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5649844 |
Dual drive for power boats
A drive system for a boat having a hull with an inboard motor and two spaced drive units mounted in the hull, including a dual drive package having a housing with first and second output shafts...
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5601223 |
Cable transporting and turning device
At least two transporting and take-off rollers (2, 2') interact for the gripping of a cable (1) to be transported. The axes of rotation (3, 3') of the transporting and take-off rollers are each...
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5154574 |
Gearless air motor
A gearless air motor utilizes a high speed rotor having turbine buckets defined in epoxy rather than metal to substantially avoid the danger inherent in high speed rotor fragmentation. The unit has...
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5139469 |
Exercise machine and transmission therefor
An exercise machine and transmission for converting first and second rotary inputs into a single rotary output. The machine has a first input shaft, a second input shaft coupled to the first shaft,...
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5122097 |
Apparatus for pre-spinning a container
An apparatus (40) for pre-spinning a container (44) to be treated on an external surface by a treating surface (66) of a rotating treatment device (68) is provided. The apparatus (40) comprises a...
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4862766 |
Device for driving a can plate of a spinning preparation machine
A device for driving a rotatable can plate of a spinning preparation machine. The device includes a drive gear, a driven gear engaged by and driven by the drive gear for rotation in a direction...
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4832663 |
Method and apparatus for changing wind ratio on precision winder
A timing gear belt and pulley drive apparatus for a precision winder characterized by permitting a change in wind ratios by varying the speed ratio between the winder traverse assembly and the...
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4826191 |
Bicycle or tricyle
A velocipede such as a bicycle or tricycle includes a drive sprocket mounted on a frame for adjustment between a plurality of positions defining an arcuate path having an axis of curvature. A...
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4721494 |
Drive transmission structure for tractor
A drive transmission structure for a tractor comprising a belt drive system for transmitting power from an engine output shaft to a transmission having a brake mechanism. The belt drive system...
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4705493 |
Transmission mechanism for gymnastic bicycle
An improved transmission mechanism for a gymnastic bicycle, in which the loaded fly wheel is mounted on the same shaft of the driving wheel, being in parallel with the same. The mechanism also...
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4666090 |
Roll drive for chocolate refining machines
A refining roll drive for chocolate refining machines, wherein motion is transmitted by means of straight-cog pulleys and cogged drive belts. Two drive motors are provided, one on each side of the...
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4664646 |
Treadmill motor drive
An efficient, narrow profile treadmill motor drive has a thin motor, a two-stage speed reduction using an intermediate countershaft between the motor and drive roller, a dual belt drive for the...
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4661086 |
Transmission
A transmission particularly adapted for use in ultralight aircraft, air boats, home built aircraft or the like has a transmission case within which four gears are contained to provide the requisite...
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4545192 |
Yarn false twisting apparatus
A yarn false twisting apparatus is disclosed which comprises a pair of rotating circular discs having cooperating friction surfaces for engaging a running yarn at a twisting zone. The drive system...
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4502705 |
Semirecumbent tandem bicycle
Separate pedal cranks are provided for the front and rear riders of a tandem bicycle having a front wheel of substantially smaller diameter than the rear wheel. Such front wheel is carried by a...
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4484901 |
Automatic speed variator for motor vehicles
A speed variator for cars of the kind essentially comprising a variable-pitch-circle sheave and a belt and a driven sheave is improved by the provision of two driving half-sheaves which, with their...
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4447158 |
Apparatus and method for mixing particulate material
Apparatus for mixing particulate material in the bed of a truck having a mixing chamber, a plurality of augers rotatably disposed within the chamber, and a plurality of sprockets and chains for...
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4362524 |
Brake mechanism for snowmobiles
A brake mechanism particularly suited for snowmobile applications wherein an engine drives a primary clutch which is in belted communication with a secondary clutch mounted to secondary clutch...
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4173154 |
Bicycle drive sprocket system
The invention relates to an improved pedal drive mechanism for a bicycle. The mechanism provides a vertically oval pedal path which provides an improvement in the thrust imparted to the driving...
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4090348 |
Spinning or twisting machine ring drive
In a spinning or twisting machine in which the ring positioned about each spindle and bobbin is carried rotatably by the ring rail. A traveler is carried by each ring. A wheel is located next to...
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4028964 |
Speed reducer box for driving a pump jack
An improved light weight speed reducer box for driving an oil pump jack and reducing the speed from a drive motor or the like to the pump jack. The speed reducer box includes reversible chain...
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3954145 |
Drive arrangement for motorcycles and the like
An improved drive for use as between the engine and the clutch or transmission of a motorcycle and as between the clutch or transmission and the drive wheel. Instead of a metallic chain, a toothed...
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3921467 |
Drive system for cycle
A drive train for a cycle is provided wherein the drive train is located in the center of the cycle body along the longitudinal axis thereof. The drive train includes a primary sprocket and final...
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3837291 |
CRANE BRIDGE BELT DRIVE
Belt drive apparatus for the bridge of an overhead traveling crane. Multi-V belts are driven by a grooved drive sheave coupled to the main drive shaft. The plurality of apices formed by the...
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3813956 |
SPEED CHANGER
A modular speed changer has an input shaft, an output shaft coaxial with the input shaft and mounted for rotation relative to the input shaft and a rotatable jack shaft parallel to the input and...
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3782210 |
CHANGEABLE SPEED GEAR ATTACHMENT FOR BICYCLES
A changeable speed gear attachment for mounting on a standard bicycle without the need for modification of the bicycle is disclosed. The attachment includes a housing which mounts on the frame of...
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3741499 |
CLUTCH ARRANGEMENT FOR TAPE TRANSPORT
A clutch arrangement for use with belt driven tape supply and take-up reels wherein the clutch is effective to provide a controlled drive torque on the take-up reel and no torque on the supply reel...
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3653273 |
TWO-SPEED TRANSMISSION
Disclosed is a first sprocket adapted to operate as a driving sprocket for the rear wheel of a motor bicycle or the like and a second sprocket adapted to be driven through a chain by a motor, which...
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3483763 |
POWER TAKE-OFF FOR TRACTOR ENGINE
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3466940 |
MECHANISM FOR TENSIONING ENDLESS BELT-LIKE MEMBERS
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