Patent ID: 6164428
Filing Date: 2000-12-26
Classification: E06B,F16D

Abstract:
A wrap spring clutch system comprising:(a) a mounting plate;(b) a hub mounted on a shaft projecting from said mounting plate;(c) a pulley in the form of a circular plate having first and second parallel sides, said pulley having a central bore for passage of said hub;(d) a metal coil spring mounted on and frictionally engaging said hub within said central bore of said pulley, said spring having a first tang at one end and a second tang at the opposite end of said spring, wherein said first and second tangs project outward from the circumference of said spring based upon the coefficient of friction of said hub, said spring having tangs in the shape of at least one of an arc and an ""L""-shape, and(e) an essentially cylindrical hub actuator support bushing for ensuring positive contact between said pulley, hub, and spring.