Preliminary heating control installation for air-compressing int

Details Preliminary heating control installation for air-compressing int Preliminary heating control installation for air-compressing int

1978-10-27

1980-11-25

Lall, P. S.

Internal-combustion engines

Starting device

For airplane

123179B, 123179BG, F02N 1700

Patent

active

042352150

ABSTRACT:
A preliminary heating control installation for air-compressing internal combustion engines, especially in motor vehicles, with a device for the control of the preliminary heating time as a function of engine temperature and of a time limit, with a relay whose energizing winding is connected in the heating circuit and whose contact controls an indicating lamp, and with an additional circuit that detects the failure of at least one or several heater plugs and renders this defect visible by engagement of the indicating lamp during the duration of the starting operation or therebeyond.

REFERENCES:
patent: 3551686 (1970-12-01), Koehler et al.
patent: 4075998 (1978-02-01), Krauss et al.

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