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. 08, 1981
Filed:
Jan. 04, 1980
Applicant:
Inventor:
Donald A Henrich, Lake Villa, IL (US);
Assignee:
Outboard Marine Corporation, Waukegan, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
440 66 ; 440 78 ;
Abstract
Disclosed herein is a marine propulsion device including a downwardly extending propulsion leg, the lower end of the propulsion leg including a gear case, a drive shaft housed in the propulsion leg, a propeller shaft located in the gear case, and a propeller mounted on the propeller shaft, rotary operation of the marine propulsion device producing a steering torque on the propulsion leg. The propulsion leg also includes a skeg extending downwardly from the gear case, the rearward edge of the skeg comprising a foil for producing a torque on the propulsion leg opposite to the torque produced by rotary operation of the marine propulsion device.