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. 25, 2024
Filed:
May. 11, 2018
Applicant:
Oscar Propulsion Ltd., Guildford, GB;
Inventors:
Assignee:
Oscar Propulsion Ltd., West Sussex, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 1/18 (2006.01); F01D 5/02 (2006.01); F04D 29/66 (2006.01);
U.S. Cl.
CPC ...
B63H 1/18 (2013.01); F01D 5/021 (2013.01); F04D 29/669 (2013.01); F05D 2240/20 (2013.01);
Abstract
A propeller, impeller or mixer comprising at least one blade, the blade having a suction surface and a pressure surface which extend from a leading edge to a trailing edge of the blade and a radially-outer tip region, wherein five to one hundred duct openings are provided extending through the at least one blade from the pressure surface to the suction surface, the duct openings being grouped in the tip region of the blade.