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7537535 |
Device for conversion of movement
A device for conversion of a rotational movement into a movement of each of two working levers defining a truncated cone and a self-rotating movement of each of the two working levers and vice...
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6371881 |
Variable continuous transmission system
The system is comprised of three sub-systems. The first sub-system has an actuation lever (P) which can rotate about an axis (E 1 ) to displace excentrically the Second Sub-system with respect to...
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6296589 |
Gear engaging stepless speed variator with orientational on-off device
A gear engaging stepless speed variator having orientational ON-OFF properties of worm transmission for a gear transmission mechanism to realize ON-OFF orientation, so as to achieve stepless speed...
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6062096 |
Continuously variable transmission utilizing oscillating torque and one way drives
A transmission utilizes oscillating torque to vary the mechanical power transmitted to a load. An arm assembly is rotatably coupled to a frame. At the ends of the arms are eccentric masses,...
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5679088 |
Change gear system
A change gear system comprises a driven case, a driving shaft and shifting means for shifting the drive shaft, and three sliding frames are provided in alignment in the driven case. Each sliding...
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5308293 |
Variable speed drive transmission
A mechanical arrangement of multiple gears forming a transmission device for variable speed output and direction from a constant input source. The arrangement of multiple gears wherein the control...
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5251507 |
Non-circular gear pair
In a non-circular gear pair comprising two non-circular gears maintained engaged, those gears have first and second intermeshing rotation parts in such a manner that the first intermeshing rotation...
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5201690 |
Gear system for motion transformation
A gear system for mechanically transforming motion on an infinitely variable basis as desired, having a unique arrangement of gear elements and clutches between the input and output shafts (1 and...
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5129272 |
Continuously variable transmission
A variable speed transmission transmits power between an input and output in which a pinion gear, a rotor and a cam are mounted for relative rotation therebetween. First and second gear rack pairs...
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5116292 |
Variable drive transmission
A mechanical transmission device for selective gear speed and directional output from a constant input source. A plurality of planetary gears engageable on a central input gear can be selectively...
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5108352 |
Modified cranking mechanism for epicyclic transmission
An epicyclic motion generating arrangement especially suitable for use as part of a continuously variable transmission is disclosed herein. This arrangement, in its preferred embodiment, includes a...
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5099706 |
Variable speed transmission
A variable speed transmission transmits power between an input and output in which a pinion gear, a rotor and a cam are mounted for relative rotation therebetween. First and second gear rack pairs...
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5055097 |
Rotary differential drive
An electro-mechanical rotary drive providing by electrical switching an output shaft speed change by substantially equal small steps. The drive includes an epicyclic differential transmission, with...
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4944718 |
Angular velocity modulating device
A angular velocity modulating device comprises: a primary angular velocity modulating means including a first non-circular gear which is an internal gear rotatably supported and a second...
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4909101 |
Continuously variable transmission
A continuously variable transmission includes a power input driving a sun gear which in turn drives a plurality of planetary gears. Within each planetary gear is mounted an over-rolling clutch. The...
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4873893 |
Infinitely variable positive mechanical transmissions
Disclosed herein are two embodiments of transmissions. In a first embodiment, a transmission is provided in which the input shaft and output shafts are mounted for rotation with respect to each...
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4843899 |
Gear drive with infinitely variable transmission ratio
The gear drive or transmission comprises toothed elements whose radial spacing from a drive shaft can be selectively altered. There are two sets of such toothed elements whose aforementioned radial...
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4802376 |
Variable phase and oscillatory drives
A device for impulsively varying the timing of the rotation of a camshaft (1) relative to a driving sprocket wheel (14) mounted on a stubaxle (102) comprises followers (119,110) rotatable with...
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4800768 |
Power transmission apparatus
A transmission means for transmitting power between input and output drives in which a rack and pinion gear assembly and a cam adjacent the pinion cooperate with the drives to provide a variable...
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4680985 |
Continuously variable transmission with epicyclic constant mesh gearing
A gear driven continuously variable transmission including an epicyclic cone in mesh with an axially slidable nonrotating ring gear. The cone and ring gear are enclosed in a housing. An input shaft...
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4644828 |
Stepless speed change device for bicycle
A stepless speed change device for a bicycle comprises a plurality of planetary members journaled in a carrier fixed to a crankshaft of the bicycle in two parallel planes perpendicular to the...
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4566353 |
Rotary shaft control apparatus
Apparatus for controlling a rotary shaft relative to a reference includes a strain wave drive having a specially shaped deformable ring gear for minimum stress. The wave generator part of the drive...
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4515026 |
Transmission
A mechanical transmission with a variable speed ratio that generates two oscillatory rotary motions that may have the velocities thereof selectively increased or decreased by concurrently...
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4452093 |
Drive unit
A positive planetary drive having zero backlash interconnects coaxial input and output shafts in a drive unit. A plurality of rollers orbiting about the input shaft is always entrapped in rolling...
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4277986 |
Stepless, variable stroke drive having a non-rotating cam
A stepless variable stroke drive particularly suitable for a bicycle transmission has a crank driven input element comprising a carrier housing journaled for rotation on a spindle. Mounted within...
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4090413 |
Cyclic motion generator
A cyclic motion generator comprising a mechanism capable of providing from a constant speed input a cyclic motion output, either linear or rotary depending on the application, which can be...
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4055091 |
Variable output transmission
The present invention relates to variable output transmissions which utilize mechanical square wave generators. The square wave generator comprises a plurality of relatively rotatable driver gears...
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4005619 |
Steplessly settable elliptical gearing
A steplessly settable gear box provided with a slidable head coupled to an output shaft is disclosed. The slidable head is slidably mounted on a first spur gear coupled to an input shaft and in...
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3955435 |
Variable speed drive mechanism
A variable speed drive consisting of a control gear train made up of a central gear which is eccentrically adjustable, an intermeshing walking gear and an overrunning gear form a speed control gear...
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3919895 |
Variable output transmission
Infinitely-variable transmissions have been disclosed that consist of a plurality of inverted-gear-train-loops that share common first and last gear elements with each individual loop incorporating...
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3881367 |
Infinitely variable ratio gear transmission
An infinitely variable ratio transmission in which an input shaft drives a pair of continuously engaged gear phases which respectively produce partial rotary motion of an output shaft, the...
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3650725 |
GLASSWARE COOLING AND TRANSFER APPARATUS
Articles of glassware manufactured by an automatic apparatus are taken out from finishing molds of the apparatus and held temporarily by take-out assemblies until they are cooled to such...
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3633430 |
REDUCTION GEAR TRANSMISSION
This specification discloses a reduction gear transmission comprising an input shaft carrying a pinion, a satellite carrier having a gear meshing with the pinion, a composite satellite gear on said...
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3618722 |
CYCLIC CLUTCH
A cyclic phasing clutch is described which is capable of losing one or more integral revolutions of the load while the input shaft rotates at constant speed. Two acceleration-deceleration...
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3603168 |
INTERMITTENT MOVEMENT MECHANISM
A rotary input having a fixed displacement and an output train of planetary gearing including a rotary carrier driven by the input, planetary gearing and an output gear meshing with the planetary...
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3548671 |
CONTROLLABLE STEPWISE DRIVE OR TRANSMISSION
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3532002 |
RECIPROCATING DRIVE ARRANGEMENT FOR A PRESS OR THE LIKE
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3505889 |
DRIVE MEANS FOR RECORDER
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3449972 |
INFINITELY VARIABLE TRANSMISSION WITH OVERRIDING CLUTCH
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3435709 |
VARIABLE SPEED TRANSMISSION
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3358841 |
Continuously-acting centrifuge
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3338491 |
Coarse and fine adjustment control for strip feeders
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3306128 |
Compound gear train unit with slip-free and thrust-free coupling means
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3295380 |
Variable drive structure for driving a work head with reciprocating cyclical movement
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3232132 |
Drive for detaching rollers of a combing machine
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3229549 |
Infinitely variable gear, preferably for motor vehicles
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3204330 |
Nonlinear gearing and apparatus utilizing nonlinear gearing for indexing
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3187420 |
Nonlinear gearing and apparatus utilizing nonlinear gearing for indexing
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3148558 |
Adjustable actuating mechanism
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3137180 |
Variable transmission
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