Cooling system for an engine

Details Cooling system for an engine Cooling system for an engine

1987-06-29

1988-06-07

Argenbright, Tony M.

Internal-combustion engines

Cooling

Interrelated coolant flow and throttle control

236 345, F01P 716

Patent

active

047489413

ABSTRACT:
A cooling system for an engine with a thermostat having a primary valve and a secondary valve. The thermostat is provided in a housing. The housing has a first chamber, a second chamber, and a bypass passage formed in a wall between the first and second chamber for communicating the first chamber with the second chamber. The first chamber has an inlet communicated with an outlet of water jackets of an engine, and an outlet communicated with a radiator. The second chamber has an inlet communicated with the radiator and an outlet communicated with an inlet of the water pump. The primary valve is provided for closing the outlet of the first chamber at low temperature of coolant and the secondary valve is provided for closing the bypass passage at high temperature of the coolant.

REFERENCES:
patent: 3877443 (1975-04-01), Henning et al.
patent: 4196847 (1980-04-01), Gabien
patent: 4410133 (1983-10-01), Furokubo
patent: 4425877 (1984-01-01), Fritzenwenger et al.
patent: 4606302 (1986-08-01), Huemer et al.

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