Two-cycle engine

Details Two-cycle engine Two-cycle engine

1991-11-01

1993-05-11

Okonsky, David A.

Internal-combustion engines

Two-cycle

Whirl through piston-controlled ports

123323, F02B 3304, F02B 7502

Patent

active

052091929

ABSTRACT:
Two-cycle engine with fuel injection, of the type having at least one cylinder (3) in which a piston (5) is mounted to slide. A crankshaft is connected to this piston and housed in a housing (2), cylinder (3) further communicating with an intake circuit with pressurized combustion air (7) by at least one intake orifice (17) placed in the vicinity of the bottom dead center of the piston and with a circuit for exhaust of the combustion gases. The exhaust circuit comes out in cylinder (3) by at least two exhaust orifices: a first orifice (18) placed approximately at the level of the intake orifice (17) and a second orifice (19) placed above the first.

REFERENCES:
patent: 2401858 (1946-06-01), Clark
patent: 4426967 (1984-01-01), McWhorter
patent: 4541371 (1985-09-01), Kageyama et al.
patent: 4920932 (1990-05-01), Schlunke
patent: 4969330 (1990-11-01), Groff et al.
patent: 4998512 (1991-03-01), Masuda et al.
patent: 5107801 (1992-04-01), Huang
patent: 5111778 (1992-05-01), Huang

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