Internal-combustion engines – Lubricators – Crankcase – pressure control
Patent
1990-11-15
1991-10-01
Wolfe, Willis R.
Internal-combustion engines
Lubricators
Crankcase, pressure control
123 73AD, 184 65, F01M 100
Patent
active
050523554
ABSTRACT:
A lubricating system for a two cycle crankcase compression engine wherein a recirculating lubricating system is provided for lubricating at least one main bearing of the crankshaft and a second non recirculating lubricating system is provided for lubricating other components of the engine. A drain system drains lubricant accumulating within the crankcase back to the engine through its induction system upstream of a check valve contained therein.
REFERENCES:
patent: 3762380 (1973-10-01), Schultz
patent: 4392463 (1983-07-01), Yasuhara
patent: 4599979 (1986-07-01), Breckenfeld et al.
patent: 4846307 (1989-07-01), Kinouchi et al.
Ito Hideaki
Miyamoto Masanori
Beutler Ernest A.
Solis Erick
Wolfe Willis R.
Yamaha Hatsudoki Kabushiki Kaisha
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