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Geoffrey N Smit, Scott R Anderson, Shan Chin Tsai: Control arrangement for a variable pulley transmission. Borg Warner Corporation, Florian S Gregorczyk, July 3, 1984: US04458318 (95 worldwide citation)

A continuously variable transmission (CVT) with adjustable width pulleys has its belt tension and ratio controlled by an electronic-hydraulic system. The CVT also has a fluid-cooled clutch on the output pulley shaft. The engine speed, transmission output speed, throttle position, and gearshift posit ...


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Smit Geoffrey N, Tsai Shan Chin, Anderson Scott R: Commande pour poulie de transission a largeur de gorge variable, Control arrangement for a variable pulley transmission. Borg Warner Corporation, MACRAE & CO, March 5, 1985: CA1183587

CONTROL ARRANGEMENT FOR A VARIABLE PULLEY TRANSMISSION Abstract: A continuously variable transmission (CVT)with adjustable width pulleys has its belt tensionand ratio controlled by an electronic-hydraulicsystem. The CVT also has a fluid-cooled clutch onthe output pulley shaft. The engine speed,trans ...