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. 10, 2026
Filed:
Jan. 19, 2022
Brunswick Corporation, Mettawa, IL (US);
Joseph Holda, West Bend, WI (US);
Brett Bielefeld, Oshkosh, WI (US);
Brunswick Corporation, Mettawa, IL (US);
Abstract
A coupling assembly for a marine propulsion device of a marine vessel is provided. The coupling assembly includes a crankshaft operably coupled to an engine and a transmission shaft operably coupled to one or more propellors. The crankshaft has a first plurality of internal splines, and the transmission shaft has a second plurality of internal splines. The coupling assembly further includes a coupler having a cylindrical shaft that extends from a first end to a second end. The first end has a first plurality of external splines and the second end has a second plurality of external splines. The first plurality of internal splines are interdigitated with the first plurality of external splines, and the second plurality of internal splines are interdigitated with the second plurality of external splines such that torque is transmitted from the engine to the one or more propellors to propel the marine vessel.