Gas and oil sealing in a rotary valve

Details Gas and oil sealing in a rotary valve Gas and oil sealing in a rotary valve

2008-07-22

2008-07-22

Huynh, Hai H (Department: 3747)

Internal-combustion engines

Valve

Rotary

C123S0800BA

Reexamination Certificate

active

07401587

ABSTRACT:
A sealing system for an axial flow rotary valve internal combustion engine comprising an array of floating gas seals and an optional oil sealing system. The array of floating seals surrounding a window (15) in the bore (11) of the cylinder head (10) through which the ports (2, 3) of the valve (1) communicate with a combustion chamber (31). The array of floating seals comprising axial seals (16) and circumferential seals (17) housed in slots (18, 19) in the bore of the cylinder head wherein the circumferential seals are disposed axially between the ends of the axial seals.

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