Clock spring

Details Clock spring Clock spring

1998-08-06

1999-12-21

Paumen, Gary

Electrical connectors

With relatively guided members and intermediate pliable...

Relatively movable about axis

439 15, H01R 3504

Patent

active

060041498

ABSTRACT:
A clock spring comprises a cylindrical casing having a first connector, a cylindrical rotator disposed concentrically inside the casing, capable of rotating relative to the casing, and having a second connector, a carrier disposed rotatablly between the casing and the rotator, on which a rotatable cylindrical first roller is provided, a flexible cable in which one end thereof is connected to the second connector, is wound around an outer face of the rotator in a first direction, is reversed the winding direction into a second direction opposite to the first direction for being wound on an inner face of the outer casing in the second direction, and the other end thereof is connected to the first connector, a rotatable cylindrical second roller provided on the carrier next to the first roller, and a pillar-shaped first blocking member provided on that portion where between an outer face of the second roller and the inner face of the outer casing for preventing the flexible cable from invading the portion, the first blocking member positioned further than the nearest point on the outer face of the second roller with respect to the first roller.

REFERENCES:
patent: 5046951 (1991-09-01), Suzuki
patent: 5669777 (1997-09-01), Matsumoto et al.

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