Electrically conductive pneumatic spring with door actuated swit

Electricity: circuit makers and breakers – Special application

Patent

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Details

92 5R, 188 1A, 200 6162, 200 82D, 219203, 219541, 267 65R, 339 9R, H01H 316, B60L 102, F16F 918, H01R 4100

Patent

active

RE0306630

ABSTRACT:
The pneumatic spring which holds the rear gate of a station wagon in the open position transmits electric current to heating filaments in the window of the rear gate by way of terminals on the piston rod and the cylinder of the spring, the terminals being connected by a contact spring in the cylinder cavity in the closed position of the rear gate.

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patent: 3963227 (1976-06-01), Molders

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