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:
Dec. 01, 2020
Filed:
Jun. 27, 2019
Applicant:
Brunswick Corporation, Mettawa, IL (US);
Inventors:
Kass W. Sawyer, Neenah, WI (US);
Laura K. Mueller, Fond du Lac, WI (US);
Assignee:
Brunswick Corporation, Mettawa, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B63H 20/14 (2006.01);
U.S. Cl.
CPC ...
B63H 20/14 (2013.01);
Abstract
A propeller shaft includes a cylindrical outer surface having a series of external splines formed thereupon and having a series of external threads formed in the series of external splines. The series of external splines engages with a mating series of internal splines on a driven gear. The series of external threads engages with a mating series of internal threads on a nut that holds the driven gear axially in place on the propeller shaft. A shaft for a marine drive unit and a marine drive assembly are also described.