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:
Jun. 26, 2018
Filed:
Mar. 31, 2014
Applicant:
Becker Marine Systems Gmbh & Co. KG, Hamburg, DE;
Inventors:
Dirk Lehmann, Winsen/Luhe, DE;
Friedrich Mewis, Dresden, DE;
Assignee:
becker marine systems GmbH & Co. KG, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 1/28 (2006.01); B63H 5/16 (2006.01); F04D 29/40 (2006.01);
U.S. Cl.
CPC ...
B63H 1/28 (2013.01); B63H 5/16 (2013.01); F04D 29/40 (2013.01); Y02T 70/542 (2013.01);
Abstract
The invention relates to a device for reducing the driving power requirement of a watercraft, comprising a flow guiding surface from which at least one first fin projects. A first end of said first fin is fixed to the flow guiding surface, and a second end of the first fin is embodied as a free end.