Dual-chamber type oil pan and engine equipped with same

Details Dual-chamber type oil pan and engine equipped with same Dual-chamber type oil pan and engine equipped with same

2006-03-06

2010-02-02

Kamen, Noah (Department: 3741)

Internal-combustion engines

Frame construction

Horizontal cylinder

C184S104200

Reexamination Certificate

active

07654241

ABSTRACT:
A dual-chamber oil pan includes an oil pan provided below an engine block, an oil pan separator that is provided within the oil pan and defines a first chamber communicating with the engine block, and a second chamber provided around the first chamber, and a suction port disposed within the first chamber. The first chamber includes a large-capacity portion including a bottom portion of the oil pan separator, and a small-capacity portion located above and integrally formed with the large-capacity portion.

REFERENCES:
patent: 4258679 (1981-03-01), Leitermann
patent: 2003/0029412 (2003-02-01), Kato et al.
patent: 3235292 (1984-03-01), None
patent: 2001-152825 (2001-06-01), None
patent: 100 02 256 (2001-08-01), None
patent: 2003-222012 (2003-08-01), None
patent: 2003-278519 (2003-10-01), None

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