Clock spring

Details Clock spring Clock spring

1990-12-26

1991-09-03

Desmond, Eugene F.

Electrical connectors

With relatively guided members and intermediate pliable...

Relatively movable about axis

439 15, H01R 3500

Patent

active

050449680

ABSTRACT:
A clock spring is used in a steering system for automobile cars and comprises a stationary member and a movable member provided rotatably relative to the stationary member, both of which are electrically connected by using cables. The cables are received in the receiving portions formed by the stationary member and the movable member, and a spacer having openings is rotatably provided between the stationary member and the movable member. The cables are wound in one of the cable receiving portions, the remaining portions of the cables being respectively passed through the openings and wound in the other receiving portion in the reverse direction. Rollers each having a diameter greater then the thickness of the spacer are rotatably eccentrically provided in the openings so that the cables are respectively wound on the rollers to form a half loop.

REFERENCES:
patent: 4721469 (1988-01-01), Carlson
patent: 4966554 (1990-10-01), Tsukamoto
patent: 4978191 (1990-12-01), Hasegawa et al.

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