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| Number | Title | Issue Date |
| 7331889 | Apparatuses and methods for controlling a variable speed transmission Apparatuses and methods are disclosed for controlling a variable-speed transmission utilizing a pulley structure including first and second pulley members coupled for free rotation together about a shaft. The second pulley member can be axially movable relative to t... | 02/19/2008 |
| 7063633 | Driving pulley for a continuously variable transmission The driving pulley comprises two centrifugal mechanisms, namely a positive assembly and a negative assembly. Both assemblies comprise a respective set of flyweights subjected to the centrifugal force when the driving pulley rotates. The positive assembly is used as ... | 06/20/2006 |
| 7044872 | Methods and apparatus for providing reverse drive in a recreational vehicle A vehicle with a continuously variable transmission (continuously variable transmission) includes a torque responsive clutch having a cam and at least one coupling. The cam has a plurality of projecting surfaces, and a plurality of slots being defined between the pr... | 05/16/2006 |
| 6837353 | Parallel shift clutch A torque sensitive clutch has an outer and inner sheave and a means for attaching the outer and inner sheave to each other such that the spacing, between the outer and inner sheave expands and contracts without relative rotation. The clutch system is assembled in a ... | 01/04/2005 |
| 6786844 | Contact pressure regulation system The invention relates to a contact pressure system, that can be utilized particularly for continuously variable transmissions, with a torque sensor system as well as a continuously variable transmission. ... | 09/07/2004 |
| 6669588 | Continuously variable transmission with integrated torque sensor A continuously variable transmission including two pairs of conical disks of which one disk of each pair is axially movable toward and away from the other disk and having an endless loop member in the form of a belt that passes around each pair of disks a... | 12/30/2003 |
| 6379274 | Driven pulley The driven pulley (10) is used in a continuously variable transmission (CVT). It is coaxially mountable around a main shaft (12) and comprises two opposite conical flanges, namely a first flange (14) and a second flange (18), which face each other. An ann... | 04/30/2002 |
| 6142898 | Non-stage transmission for vehicles and lawn mowing tractor using same In a continuously variable speed transmission T in which one of two power transmission paths connecting to a planetary gear mechanism 12 is formed of a belt variable speed mechanism 9, the other power transmission path is formed of a belt power transmissi... | 11/07/2000 |
| 5848949 | Infinitely variable speed transmission In an infinitely variable speed transmission T of this invention, a belt variable speed mechanism 4 is arranged between a first rotatable shaft 1 and a second rotatable shaft 2. A planetary gear mechanism 81 is provided which comprises a first, a second, ... | 12/15/1998 |
| 5720681 | Torque responsive actuation device The invention is in a torque responsive actuation device, preferably for a belt drive system as is commonly utilized with snowmobile and like type vehicles. A bearing carrier of the invention is connected to a lower half of a split pulley, with the upper ... | 02/24/1998 |
| 5045028 | Cone disk transmission, especially for motor vehicles A cone disk transmission, particularly for motor vehicles, has an infinitely settable and variable ratio. The transmission uses two pairs of cone disks (2, 3), connected by a coupling belt or chain (24). On cone disk of each pair is axially displaceable, ... | 09/03/1991 |
| 4969856 | Pulley type speed-shifting device In a pulley type speed-shifting device with a belt trained between a pair of variable speed pulleys, a movable sheave of each pulley is driven by a cam mechanism. Each cam mechanism has a cylindrical cam arranged concentrically with a rotary shaft and a c... | 11/13/1990 |
| 4869705 | Continuously variable transmission A continuously variable transmission having pulleys mounted on parallel input and output shafts and an endless belt engaging both pulleys for power transmission from the input shaft to the output shaft. The pulley on the output shaft is split into axially... | 09/26/1989 |
| 4380444 | Variable ratio belt drive A variable ratio belt drive in which a pair of pulleys each having axially movable flanges are driven by a belt and in which the ratio of the pulleys can be changed and for all ratio changes, the load between the pulley and the belt is proportional to the... | 04/19/1983 |
| 4187732 | Sheave assembly for V-belt type infinitely variable transmissions Sheave assembly for V-belt type transmission including fixed and movable sheave elements which cooperate with each other. A rotatable disc is mounted on the sheave shaft and engaged with the movable sheave element through a cam device. The disc is adapted... | 02/12/1980 |
| 4116080 | Cone pulley arrangement An infinitely variable cone-pulley transmission arrangement which includes an input shaft, a drive output shaft and at least a pair of cone-pulleys arranged on each shaft with a transmission element circulating between the respective pairs of pulleys. At ... | 09/26/1978 |
| 4005609 | Automatic variable speed transmission An automatic transmission using a drive chain having traction members engaging axially opposed pairs of conical discs on parallel input and output shafts. One of each pair of discs is provided with torque responsive elements for varying the chain engageme... | 02/01/1977 |
