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:
Aug. 31, 2004
Filed:
Nov. 08, 2002
Applicant:
Inventors:
Nils-Ake Florander, Hisings Backa, SE;
Oddbjorn Hallenstvedt, Valskog, SE;
Kare Jonsson, Trollhattan, SE;
Assignee:
Volvo Penta AB, Gothenburg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 2/542 ;
U.S. Cl.
CPC ...
B63H 2/542 ;
Abstract
Boat propeller drive unit with an underwater housing ( ), which is solidly joined to a boat hull and has pulling propellers ( ) on the forward facing side of the housing. At the aft edge of the underwater housing, a rudder is mounted, comprising a first rudder blade ( ) mounted in the underwater housing and a second rudder blade ( ) mounted on the aft edge of the first rudder blade.