Gasket with a fluid hole regulation device

Details Gasket with a fluid hole regulation device Gasket with a fluid hole regulation device

1990-08-01

1991-06-11

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277DIG6, F16J 1508

Patent

active

050226622

ABSTRACT:
A gasket of the invention is installed in an internal combustion engine with at least one fluid hole. The gasket comprises a main body adapted to be installed in the engine and having at least one first hole communicating with the fluid hole of the engine, and a fluid hole regulation device installed in the first hole of the main body. The fluid hole regulation device includes a second hole, and at least one plate made of a shape memory alloy. The plate moves to enlarge the size of the second hole when the water temperature exceeds a predetermined value, and to reduce the size of the second hole when the water temperature drops under a predetermined value.

REFERENCES:
patent: 2188876 (1940-01-01), Fahlman
patent: 4653761 (1987-03-01), Baugh et al.
patent: 4683844 (1987-08-01), Arai et al.
patent: 4714260 (1987-12-01), Udagawa
patent: 4783271 (1988-11-01), Silverwater

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