Servo type cooling system control

Details Servo type cooling system control Servo type cooling system control

1987-08-03

1988-05-17

Argenbright, Tony M.

Internal-combustion engines

Cooling

Interrelated coolant flow and throttle control

123 4108, 236 345, 251 3005, 251 44, F01P 716

Patent

active

047443359

ABSTRACT:
An improved control for a liquid coolant type cooling system of an automotive internal combustion engine including a coolant pressure powered servo valve which is responsive to a control pressure generated in accord with an electrical control signal. The electrical signal is generated in accord with several engine operative and cooling related inputs.

REFERENCES:
patent: 2573369 (1951-10-01), Snoddy
patent: 3300175 (1967-01-01), Kozel
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patent: 4201362 (1980-05-01), Nishimi et al.
patent: 4475485 (1984-10-01), Sakakibara et al.
patent: 4484541 (1984-11-01), Yokoyama
patent: 4537158 (1985-08-01), Saur
patent: 4545333 (1985-10-01), Nagumo et al.
patent: 4616599 (1986-10-01), Taguchi

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