Rotary connector

Details Rotary connector Rotary connector

1991-10-21

1993-07-20

Picard, Leo P.

Electricity: conductors and insulators

Boxes and housings

Hermetic sealed envelope type

439 13, 439278, H05K 500

Patent

active

052295443

ABSTRACT:
A rotary connector is provided which includes a rotatable case having an inner cylindrical shaft, a fixed case having an engaging portion engaged with an end portion of the inner cylindrical shaft and coupled with the rotatable case with a clearance therebetween, and a spirally wound flat cable housed in the fixed and rotatable cases, the flat cable being allowed to loosen and tighten to thereby permit a predetermined number of rotations of the rotatable case relative to the fixed case. A projection protruding radially inward is provided at the engaging portion, such that a radially extending clearance is defined between the projection and the end portion of the inner cylindrical shaft.

REFERENCES:
patent: 4936782 (1990-06-01), Bannai et al.
patent: 5106306 (1992-04-01), Ditzig
patent: 5151042 (1992-09-01), Okada

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