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:
Nov. 25, 1997
Filed:
Jun. 26, 1996
Applicant:
Inventors:
Oddbjorn Hallenstvedt, Koping, SE;
Bo Kristiansson, Kungsor, SE;
Assignee:
AB Volvo Penta, Gothenburg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
440 75 ; 1921 / ;
Abstract
Reversing gears for boats, comprising an angle gearing with two gears (4,5) rotatably mounted on a secondary shaft (8) and alternately lockable to the shaft by means of a clutch sleeve (11). The clutch sleeve consists of aluminum and has exterior coupling cones with surfaces (12,13), which are oxidized and impregnated with a fluoroplastic and are heat-treated. The rotatably mounted gears (4,5) have interior coupling cones (14,15) of tempered steel.