Electric contacting device

Details Electric contacting device Electric contacting device

1976-05-27

1977-10-25

Lake, Roy

Geometrical instruments

280751, 339 3R, 339 10, H01R 3900

Patent

active

040553752

ABSTRACT:
A first annular member provided with at least two different shaped conductive spring arms is fixedly and coaxially connected to a rotatable member for rotatable movement therewith the two spring arms having different characteristic frequencies respectively. A second annular member provided with an annular conductive rail is connected to a relatively stationary member so as to be coaxially spaced apart from the first annular member. The free ends of the conductive spring arms are urged into sliding contact with the annular conductive rail.

REFERENCES:
patent: 3953095 (1976-04-01), Iino et al.

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