Electric heating – Heating devices – With heating unit structure
Patent
1986-06-24
1987-11-17
Shaw, Clifford C.
Electric heating
Heating devices
With heating unit structure
219203, 219522, 219543, 219547, 338308, 338309, 200 6178, 200 6181, 439 34, 439824, H05B 308, H01R 1122, H01H 362
Patent
active
047075910
ABSTRACT:
An electrically heatable fixed rear window of a motor vehicle has resistance heating strips extending over part of the window area and a bus bar which electrically connects the resistance heating strips to each other and provides a contact on the window which cooperates with, and a counter-contact on the motor vehicle body which is connected to an electrical power source such as the motor vehicle battery.
The counter-contact on the motor vehicle body comprises a compression spring-loaded pin which moves in the direction perpendicularly of the window surface, which is connected at its rear end to a power cable connected to the electrical power source and which is operatively connected to the bus bar at its front end surface.
REFERENCES:
patent: 4029375 (1977-06-01), Gabrelian
patent: 4181833 (1980-01-01), Cumming et al.
patent: 4542282 (1985-09-01), Brasky
Fodale F. J.
General Motors Corporation
Preston Gerald E.
Shaw Clifford C.
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