Driving apparatus for telescopic antenna and overload prevention

Details Driving apparatus for telescopic antenna and overload prevention Driving apparatus for telescopic antenna and overload prevention

1992-01-13

1993-04-13

Bonck, Rodney H.

192 clutches and power-stop control

Clutches

Fluent material

192 56F, 343901, F16D 3108

Patent

active

052013910

ABSTRACT:
A driving apparatus for telescopic antenna, including an electric motor, a driving clutch member connected to the motor to be rotated by the motor, a driven clutch member opposite to the driving clutch member to define a viscous fluid containing space in association with the driving clutch member and connected to a telescopic antenna to extend and contract the telescopic antenna, and a viscous fluid contained in the viscous fluid containing space.

REFERENCES:
patent: 1334856 (1920-03-01), Hayes et al.
patent: 2020002 (1935-11-01), Schweich
patent: 2080279 (1937-05-01), Kellogg
patent: 2253001 (1941-08-01), Webb et al.
patent: 2688698 (1954-09-01), Gosline
patent: 4050559 (1977-09-01), Andrews et al.
patent: 4103515 (1978-08-01), Barrett
patent: 4432254 (1984-02-01), Schultz
patent: 4782930 (1988-11-01), Kuroiwa et al.
patent: 4796733 (1989-01-01), Nakayama

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