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.:

US 8123578 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 28, 2012

Filed:

Mar. 07, 2009
Applicant:

Friedrich Mewis, Dresden, DE;

Inventor:

Friedrich Mewis, Dresden, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 1/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A device for reducing the power demand for the propulsion of a ship, and for broad-built or non-broad-built not-very-fast ships of any type which is affixed to the hull at a short distance upstream of the propeller, comprises a fore-nozzle with fins or hydrofoils that are arranged within the fore-nozzle, wherein the fore-nozzle, at the top, can be tilted forwards by up to 8°, on a horizontal transverse axis that extends through the centre of the fore-nozzle.


Find Patent Forward Citations

Mewis, Friedrich. (2012). Device for reducing the power demand for the propulsion of a ship (U.S. Patent No. 8123578). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8123578

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…