Variable pulley torque drive means

Details Variable pulley torque drive means Variable pulley torque drive means

1985-05-16

1986-07-22

Leppink, James A.

Endless belt power transmission systems or components

Pulley with belt-receiving groove formed by drive faces on...

Speed responsive

474 12, 474 17, F16H 1106

Patent

active

046016791

ABSTRACT:
A variable pulley torque drive system comprising a pair of flexible straps, each connected at one end to a pivot on a drive member or a movable pulley sheave, and at the other end to the other of either the movable sheave or drive member, the straps being in tension when driving and flexed and deflected to compression in the undriven mode.

REFERENCES:
patent: 2803143 (1957-08-01), Michie
patent: 2938395 (1960-05-01), Hovorka
patent: 3393572 (1968-07-01), Larsson
patent: 3752014 (1973-08-01), Holtan
patent: 3868862 (1975-03-01), Bessette

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