Control circuits for vehicle rear window heaters

Details Control circuits for vehicle rear window heaters Control circuits for vehicle rear window heaters

1975-01-27

1976-08-03

Miller, Jr., Stanley D.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

219203, 219492, 219501, 307293, 307246, 317141S, 340234, H03K 1726, H05B 102, B60L 102

Patent

active

039731405

ABSTRACT:
A vehicle rear window heater control comprises a touch switch, a bistable circuit driven between its two states by the touch switch, a relay operated by the bistable circuit so that the heater is controlled by the touch switch and a monostable circuit triggered by the relay for switching off the bistable a predetermined time after the touch switch has been actuated to energize the heater.

REFERENCES:
patent: 3287608 (1966-11-01), Pokrant
patent: 3809927 (1974-05-01), Takagi
patent: 3858027 (1974-12-01), Phillips
patent: 3898423 (1975-08-01), Taylor et al.

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