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.

Date of Patent:
Feb. 23, 2010

Filed:

Nov. 29, 2006
Applicants:

Paul M. Lutjen, Kennebunkport, ME (US);

John D. Wiedemer, Glastonbury, CT (US);

James N. Knapp, Sanford, ME (US);

Dominic J. Mongillo, Jr., West Hartford, CT (US);

Christopher R. Joe, Wethersfield, CT (US);

Blake J. Luczak, Manchester, CT (US);

Gary L. Grogg, South Berwick, ME (US);

Michael F. Benamati, Saco, ME (US);

Inventors:

Paul M. Lutjen, Kennebunkport, ME (US);

John D. Wiedemer, Glastonbury, CT (US);

James N. Knapp, Sanford, ME (US);

Dominic J. Mongillo, Jr., West Hartford, CT (US);

Christopher R. Joe, Wethersfield, CT (US);

Blake J. Luczak, Manchester, CT (US);

Gary L. Grogg, South Berwick, ME (US);

Michael F. Benamati, Saco, ME (US);

Assignee:

United Technologies Corporation, Hartford, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A turbine outer air seal includes, in a radially inner major surface thereof, at least one circumferential groove accommodating a plurality of holes which supply air for film cooling the radially inner surface of the air seal.


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