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. 26, 2003
Filed:
Oct. 03, 2001
Applicant:
Inventor:
Neil W Harvey, Derby, GB;
Assignee:
Rolls-Royce plc, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/18 ; F01D 9/06 ;
U.S. Cl.
CPC ...
F01D 5/18 ; F01D 9/06 ;
Abstract
An aerofoil ( ) for a gas turbine engine ( ) includes one or more internal cooling passage ( ) for receiving a flow of cooling fluid, and means ( ) for inducing at least two vortices in cooling fluid flowing through each cooling passage. Fluid within the vortices has a radially outwards, screw-type motion. The two vortices produce effective cooling of the aerofoil, which may be an aerofoil of a turbine blade.
Harvey, Neil. (2003). Cooling of gas turbine engine aerofoils (U.S. Patent No. 6609884). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6609884
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile