Continuously variable traction roller transmission

Details Continuously variable traction roller transmission Continuously variable traction roller transmission

1989-05-26

1990-09-11

Herrmann, Allan D.

Machine element or mechanism

Gearing

Toothed gear and recirculated unconnected elements

74190, 384604, 384608, F16H 1538, F16C 1930, F16C 1948

Patent

active

049552465

ABSTRACT:
Needle bearings are interposed between roller supporting members and collars of thrust bearings for traction rollers, respectively. Each thrust bearing is supported on a pivotal portion of a shaft which is in turn supported at its pivot base portion on each roller support member. Each needle bearing includes a plurality of first needles arranged in a circular array concentric with the pivot base portion of each shaft and a plurality of second needles arranged in a part-circular array along the outer periphery of the first needles.

REFERENCES:
patent: 4434675 (1984-03-01), Kraus
patent: 4576055 (1986-03-01), Kraus
patent: 4702118 (1987-10-01), Kraus

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