Continuously variable traction drive with traction rollers...

Details Continuously variable traction drive with traction rollers... Continuously variable traction drive with traction rollers...

2005-03-15

2005-03-15

Joyce, William C. (Department: 3682)

Friction gear transmission systems or components

Friction gear includes idler engaging facing concave surfaces

Toroidal

C476S046000

Reexamination Certificate

active

06866609

ABSTRACT:
A traction drive having multiple toroidal discs and power rollers located in toroidal cavities defined by the discs. Each roller is mounted in a trunnion and the trunnion is positioned in a gimbal frame wherein the axis of the trunnion is displaced through a caster angle about the roller axis.

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SAE Technical Paper No. 901761, by M. Nakano and T. Hibi, Nissan Motor Co., Ltd., “Dynamic Characteristics of Speed Ratio Control of the Halt Toroidal CVT for Passenger Cars”, pp. 25-32.

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