Electricity: electrical systems and devices – Safety and protection of systems and devices – Compressor protective circuits
Patent
1980-10-14
1982-06-08
Eisenzopf, Reinhard J.
Electricity: electrical systems and devices
Safety and protection of systems and devices
Compressor protective circuits
62133, 623234, 123198R, 123179R, H02H 700
Patent
active
043342558
ABSTRACT:
A protection device for a vehicle-mounted air conditioner compressor wherein an electric current for engaging the electro-magnetic clutch of the air conditioner compressor is also fed through a PTC ceramic resistor disposed between a starter contact of the ignition switch and a terminal of the electro-magnetic clutch during the starting operation of an engine in addition to an operation of the conventional circuit including a compressor relay and a compressor switch.
REFERENCES:
patent: 3065381 (1962-11-01), Kyle
patent: 3290576 (1966-12-01), Jensen et al.
patent: 3724230 (1973-04-01), Muto et al.
patent: 3844684 (1974-10-01), Kawamura
Eisenzopf Reinhard J.
Nissan Motor Company Limited
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