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. 06, 2013

Filed:

Jun. 20, 2011
Applicants:

Christopher J. Taylor, Fond du Lac, WI (US);

David J. Belter, Oshkosh, WI (US);

Charles H. Eichinger, Oshkosh, WI (US);

Inventors:

Christopher J. Taylor, Fond du Lac, WI (US);

David J. Belter, Oshkosh, WI (US);

Charles H. Eichinger, Oshkosh, WI (US);

Assignee:

Brunswick Corporation, North Forest, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 20/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

An outboard marine drive includes a cooling system drawing cooling water from a body of water in which the outboard marine drive is operating, and supplying the cooling water through cooling passages in an exhaust tube in the driveshaft housing, a catalyst housing, and an exhaust manifold, and thereafter through cooling passages in the cylinder head and the cylinder block of the engine. A 3-pass exhaust manifold is provided. A method is provided for preventing condensate formation in a cylinder head, catalyst housing, and exhaust manifold of an internal combustion engine of a powerhead in an outboard marine drive.


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