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. 19, 1991
Filed:
Jan. 10, 1990
Applicant:
Inventors:
Takaji Kawai, Hamamatsu, JP;
Kenichi Handa, Hamamatsu, JP;
Assignee:
Sanshin Kogyo Kabushiki Kaisha, Hamamatsu, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
440 75 ;
Abstract
A marine outboard drive lower unit forward, neutral, reverse transmission including an arrangement for taking forward and reverse thrust directly from the propulsion shaft by pairs of thrust bearings that act on oppositely facing thrust surfaces formed by the propeller shaft. A single coil compression spring preloads both of the bearings.