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:
Oct. 18, 2011
Filed:
Mar. 05, 2007
Applicants:
Melvin Freling, West Hartford, CT (US);
Ken Lagueux, Berlin, CT (US);
Christopher W. Strock, Kennebunk, ME (US);
Joseph G. Pilecki, Jr., North Berwick, ME (US);
Inventors:
Melvin Freling, West Hartford, CT (US);
Ken Lagueux, Berlin, CT (US);
Christopher W. Strock, Kennebunk, ME (US);
Joseph G. Pilecki, Jr., North Berwick, ME (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas turbine engine component includes an airfoil having a radial outward end and a radial inward end. A seal member is positioned adjacent to the radial inward end of the airfoil. A tip of the radial inward end of the airfoil is coated with an abradable material. The seal member is coated with an abrasive material.