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| Number | Title | Issue Date |
| 7363886 | Power unit To achieve improved cooling in a power unit, a first fan is coupled with an end of a crankshaft of an internal combustion engine to cool at least a cylinder of the internal combustion engine, and a second fan is coupled with another end of the crankshaft to cool at ... | 04/29/2008 |
| 6659894 | Variable pitch sheave assembly for fan drive system A fan drive arrangement and method is provided for facilitating the cooling of engine coolant flowing through a radiator and an engine. The fan drive arrangement includes a variable pitch sheave assembly which moves between a first high speed position and... | 12/09/2003 |
| 6361457 | Variable speed pulley assembly A variable speed pulley assembly (10) for use with a drive belt (30) having a V-shaped cross-sectional configuration for transmitting driving force to the pulley assembly and a driven belt (32) having a V-shaped cross-sectional configuration for transmitt... | 03/26/2002 |
| 5897450 | Variable speed pulley assembly A variable speed pulley assembly for use with V-shaped drive and driven belts include a center pulley supported for rotation and movable axially in opposite directions between an outer drive pulley half and an outer driven pulley half. The center pulley c... | 04/27/1999 |
| 5766105 | Continuously variable transmission capable of torque control A continuously-variable-ratio transmission ("CVT") of the band-and-sheave type capable of "torque control", so that what the operator demands, by movement of the accelerator pedal or other control member, is a particular driving torque applied to the rati... | 06/16/1998 |
| 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 respective driven half-sheaves, and the two belts compose... | 11/27/1984 |
| 4136581 | Continuously adjustable transmission with two speed ranges A drive shaft and a driven shaft are linked through a differential gearing which distributes the applied torque over two coaxial satellite shafts. One of the satellite shafts is directly connected with the driven shaft through a first steplessly variable ... | 01/30/1979 |
| 4063609 | Four wheel drive power train A power train having an internal differential for transferring power to four driven wheels of vehicles having an integral combustion engine, a transmission, and paired front and rear wheels comprises a first pulley drive system to interengage the internal... | 12/20/1977 |
| 4056987 | Mechanism for parallel connection of infinitely-adjustable looping gearings A mechanism for the parallel connection of infinitely-adjustable looping gearings having planetary and/or differential gearings interconnected with the displaceable pulley halves and control threads that automatically adjust running differences between th... | 11/08/1977 |
