Valve, particularly crossover passage valve

Details Valve, particularly crossover passage valve Valve, particularly crossover passage valve

1980-08-11

1982-12-14

Burns, Wendell E.

Internal-combustion engines

Charge forming device

Heating of combustible mixture

251305, 123190D, F16K 122

Patent

active

043633099

ABSTRACT:
A sealed butterfly-type valve for an exhaust gas passage in an engine intake mainfold, the valve having a rotatably mounted stem carrying a gas flow modifying valve element disposed in the passage, and sealing against escape of exhaust gases along the stem is prevented by axially biasing the stem to urge an annular axial sealing face on the stem into engagement with an annular high temperature resistant bearing element of compressed graphite or the like surrounding the stem on the passage wall.

REFERENCES:
patent: 1853623 (1932-04-01), Kirby
patent: 1911787 (1933-05-01), Bartz
patent: 2718665 (1955-09-01), Clade
patent: 2862685 (1958-12-01), Lundberg
patent: 3693935 (1972-09-01), Thauer
patent: 3717130 (1973-02-01), Thornburgh
patent: 4006881 (1977-02-01), Gaillard
patent: 4020808 (1977-05-01), Yagi et al.
patent: 4196744 (1980-04-01), Bradshaw
patent: 4198030 (1980-04-01), Jackson et al.

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