Internal-combustion engines – Two-cycle – Whirl through piston-controlled ports
Patent
1988-07-05
1989-06-20
Cross, E. Rollins
Internal-combustion engines
Two-cycle
Whirl through piston-controlled ports
123193H, 123432, F02B 7502
Patent
active
048401471
ABSTRACT:
A two-stroke engine having an intake valve and an exhaust valve which are arranged on the cylinder head. A masking wall is formed on the inner wall of the cylinder head to mask the valve opening between the valve seat and the peripheral portion of the intake valve, which is located on the exhaust valve side, for the entire time for which the intake valve is open.
REFERENCES:
patent: 3993037 (1976-11-01), Mukai et al.
patent: 4162662 (1979-07-01), Melchior
patent: 4291655 (1981-09-01), Yamakawa
patent: 4732117 (1988-03-01), Tanahashi et al.
patent: 4732118 (1988-03-01), Tanahashi et al.
patent: 4781154 (1988-11-01), Tanahashi et al.
Baika Toyokazu
Ito Kazuhiro
Ito Toshio
Kanamaru Masanobu
Kobayashi Tatsuo
Cross E. Rollins
Toyota Jidosha & Kabushiki Kaisha
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