Pulleys for belt-and-pulley type continuously variable transmiss

Details Pulleys for belt-and-pulley type continuously variable transmiss Pulleys for belt-and-pulley type continuously variable transmiss

1988-10-24

1990-02-06

Bui, Thuy M.

Endless belt power transmission systems or components

Friction drive pulley or guide roll

Pulley or guide roll including circumferential...

471201, F16G 122

Patent

active

048985678

ABSTRACT:
A pair of pulleys for a belt-and-pulley type continuously variable transmission wherein the pulleys are connected by a transmission belt such that the belt is partially in contact with contact surfaces of the pulleys. At least one of the pair of pulleys has a contact surface which has a plurality of raised and recessed portions that are spaced apart from each other at irregular angular intervals in a circumferential direction of the pulley.

REFERENCES:
patent: 902224 (1908-10-01), Fouillaron
patent: 1601662 (1926-09-01), Abbott
patent: 1966831 (1934-07-01), Oakes et al.
patent: 4622025 (1986-11-01), Kern et al.

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