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.
Patent No.:
Date of Patent:
Mar. 22, 1994
Filed:
Nov. 10, 1992
Paul W Breckenfeld, Kenosha, WI (US);
George L Broughton, Zion, IL (US);
Outboard Marine Corporation, Waukegan, IL (US);
Abstract
Disclosed herein is a marine propulsion device comprising an internal combustion engine including an engine block having therein a water jacket and having a lower face which includes therein a recess, a drive shaft housing connected to the lower face of the engine block, a propeller shaft rotatably supported by the drive shaft housing and adapted to support a propeller, a drive shaft extending through the drive shaft housing and including an upper end driven by the engine and a lower end drivingly connected to the propeller shaft, an exhaust housing located at least partially within the drive shaft housing and including an upper face mating with the lower face of the engine block and including therein a recess located in opposed relation to the recess in the lower face, a water passage defined by the recess in the lower face of the engine block and by the recess in the upper face of the exhaust housing, which water passage has an inlet end and an outlet end spaced horizontally from the inlet end and communicating with the water jacket, and a conduit connected to the inlet end for supplying water to the inlet end.