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:
Sep. 27, 1988
Filed:
Dec. 17, 1986
Arvid E Winberg, Fond du Lac, WI (US);
John J Litjens, Omro, WI (US);
Brunswick Corporation, Skokie, IL (US);
Abstract
A stern drive marine propulsion system (2) has an inboard engine (4) with an exhaust (6), an outboard drive unit (8) operatively coupled to the engine (4) and separated therefrom by a transom (10) having two exhaust passages (28 and 34) therethrough, and an exhaust control assembly (16) aft of the engine exhaust (6) and forward of the transom (10) and within the boat (12). The assembly (16) has an inlet (18) connected to the engine exhaust (6), and has first and second outlets (22 and 24) communicating with the respective exhaust passages (28 and 34) extending aft through the transom (10). A valve (26) in the assembly (16) selectively controls communication of the inlet (18) with the first outlet (22).