The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 18, 1998

Filed:

Aug. 30, 1996
Applicant:
Inventor:

Sakayuki Kimura, Hamamatsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
123572 ;
Abstract

A ventilation system is provided to vent blow-by gases from a crankcase of an internal combustion engine and to deliver the blow-by gases back to the combustion chambers of the engine for eventual expulsion through the engine exhaust system. The ventilation system includes a lubricant separator located on the side of a cylinder block of the engine. The lubricant separator desirably lies beneath a charge former of the engine at a location which does not increase the overall girth of the engine. The ventilation system also desirably includes a secondary lubricant separator integrated into an intake air device which communicates with the charge former. Both the first and second lubricant separators deliver lubricant, which is separated from the vented blow-by gases back to a reservoir of a lubrication system. The blow-by gases that are vented through the first and second lubricant separators are delivered to the charge former through the intake air device.


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