Pulley shift assembly

Details Pulley shift assembly Pulley shift assembly

1986-11-24

1988-12-13

Pekar, John A.

Land vehicles

Wheeled

Occupant propelled type

474 78, 474 80, B62M 914

Patent

active

047905549

ABSTRACT:
An assembly comprising a pulley sub assembly and a shift sub assembly. The pulley sub assembly includes a plurality of pulleys, each pulley includes a plurality of sections, and at least one section of each pulley is axially moveable. The shift sub assembly has a disengaged position to maintain the pulleys in normal positions, and an engaged position. With one embodiment, when the shift sub-assembly is in the engaged position, it slides a section of a first pulley from the plane thereof, into the plane of a second pulley, and then back into the plane of the first pulley. With an alternate embodiment, when the first sub-assembly is in the engaged position, it slides all of the sections of a pulley, one at a time, into the plane of another pulley.

REFERENCES:
patent: 4127038 (1978-11-01), Browning
patent: 4580997 (1986-04-01), Browning
patent: 4592738 (1986-06-01), Nagano

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