System for heating the service cabin of a machine

Details System for heating the service cabin of a machine System for heating the service cabin of a machine

1981-08-28

1984-02-21

Makay, Albert J.

Heating systems

Heat and power plants

Vehicle

122 26, 126247, 237 123A, B60H 102

Patent

active

044324936

ABSTRACT:
This invention relates to a system of heating the service or operator's cabin of a machine, such as a mobil crane, or the like, or a motor vehicle equipped with an internal combustion engine comprising a hydraulic pump, a heat exchanger located in the service cabin or in the hot-air supply line thereof, a heat generator connected between the pump and the heat exchanger in the oil circuit of the internal combustion engine having suction and return oil lines respectively extending from the pump and from the heat exchanger to an oil sump of the engine, an oil line by-passing the heat generator and being controlled by a directional control valve, and an oil line by-passing the heat exchanger and being controlled by a control mechanism.

REFERENCES:
patent: 3333771 (1967-08-01), Graham
patent: 4114809 (1978-09-01), Sampson
patent: 4192456 (1980-03-01), Shields et al.

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