Piston cooling oil control valve

Details Piston cooling oil control valve Piston cooling oil control valve

1997-05-01

1998-10-13

Kwon, John T.

Internal-combustion engines

Cooling

Internal cooling of moving parts; e.g., hollow valves,...

F01P 510

Patent

active

058196927

ABSTRACT:
An engine lubricating system has a branch passage for supplying oil to spray nozzles targeted against the engine pistons for piston cooling purposes. A tubular valve element is slidably positioned in the main oil passage for controlling the flow of oil into the branch passage in accordance with the need for piston cooling. The tubular valve element is operated by a thermostatic power element in the main passage.

REFERENCES:
patent: 1754602 (1930-04-01), Brillie
patent: 3709109 (1973-01-01), Howe
patent: 4114571 (1978-09-01), Ruf
patent: 4204487 (1980-05-01), Jones
patent: 4270562 (1981-06-01), Oberth
patent: 4667630 (1987-05-01), Sasaki
patent: 5517959 (1996-05-01), Kato et al.

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