Partitioned poppet valve mechanism seprating inlet and exhaust t

Details Partitioned poppet valve mechanism seprating inlet and exhaust t Partitioned poppet valve mechanism seprating inlet and exhaust t

1990-10-03

1991-06-04

Okonsky, David A.

Internal-combustion engines

Four-cycle

Single poppet valve

123188VA, F01L 128

Patent

active

050204866

ABSTRACT:
A valve mechanism for a reciprocating piston internal combustion engine having one large poppet valve per cylinder communicating with both inlet and exhaust tracts. A partition between the inlet and exhaust tracts has gas flow ports therethrough moving into and out of alignment with similar gas flow ports in the valve stem. The ports are arranged to permit gas flow from the inlet tract to the outlet tract when the valve is closed.

REFERENCES:
patent: 935323 (1909-09-01), Petsche
patent: 2191745 (1940-02-01), Barkeij
patent: 2720873 (1955-10-01), Pick
patent: 2799266 (1957-07-01), kinman
patent: 3180327 (1965-04-01), Neir
patent: 3424139 (1969-01-01), Brooks
patent: 3757757 (1973-09-01), Bastenhof

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