Internal-combustion engines – Lubricators – Crankcase – pressure control
Reexamination Certificate
2005-05-10
2005-05-10
Kamen, Noah P. (Department: 3747)
Internal-combustion engines
Lubricators
Crankcase, pressure control
Reexamination Certificate
active
06889651
ABSTRACT:
Disclosed is a personal watercraft capable of efficiently placing a dry-sump engine room and of efficiently using a dead space in the engine room. The small dry-sump engine comprises: a plurality of cylinders; at least one cylinder head provided as corresponding to the cylinders; a crankcase chamber; an oil tank chamber independent of the crankcase chamber, the oil tank chamber being located lower than the cylinder head; and an oil return passage configured such that its upper end communicates with the cylinder heads and its lower end communicate with the oil tank chamber.
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Matsuda Yoshimoto
Tanaka Yoshinobu
Alleman Hall McCoy Russell & Tuttle LLP
Benton Jason
Kamen Noah P.
Kawasaki Jukogyo Kabushiki Kaisha
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