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:
Nov. 12, 2002

Filed:

Oct. 12, 2000
Applicant:
Inventors:

Richard P. Kolb, Prairieview, IL (US);

David J. Hartke, Gurnee, IL (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H 2/110 ; F01M 1/00 ; F02B 3/304 ;
U.S. Cl.
CPC ...
B63H 2/110 ; F01M 1/00 ; F02B 3/304 ;
Abstract

An oil system for a two-stroke outboard marine engine is disclosed. The oil system includes an oil system housing having an inlet, an outlet, and an oil return. The housing includes an oil filter base to receive a replaceable oil filter thereon. The oil is routed in a closed loop that includes an oil reservoir, the inlet to the oil system housing, through the replaceable oil filter, and is then returned to the oil reservoir. Periodically, a solenoid opens the closed loop system to divert oil to the two-stroke engine, at which time a remote vent valve is activated to allow air to enter the oil reservoir to displace the dispensed oil.


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