Clutch mechanism

Details Clutch mechanism Clutch mechanism

1978-06-30

1981-02-17

Caun, Peter M.

Flexible or portable closure, partition, or panel

Roll type

With brake or stop

160323R, E06B 9208

Patent

active

042509424

ABSTRACT:
A ball clutch mechanism in a spring motor for a tubular roller-blind rod or the like. The clutch includes a hub or outer clutch member rotatably mounted on a cylindrical portion of a shaft made of plastics and forming an inner clutch member including clutch ball receiving recesses. The hub has straight ball channels and is made of plastics in one piece. The hub is locked in an axial position on the shaft by a locking pin engaging a groove in the shaft. The locking pin has a stop arm located to retain the respective clutch ball in the ball channel.

REFERENCES:
patent: 736424 (1903-08-01), Mumbrauer
patent: 1008748 (1911-11-01), Snavely
patent: 1134727 (1915-04-01), Carmany
patent: 3552775 (1971-01-01), Warner
patent: 4009745 (1977-03-01), Erpenbeck

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