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:
May. 22, 2012
Filed:
Feb. 09, 2007
Applicants:
Krzysztof Barnat, Berlin, CT (US);
Bernard D. Vaillette, Tolland, CT (US);
Inventors:
Krzysztof Barnat, Berlin, CT (US);
Bernard D. Vaillette, Tolland, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 53/78 (2006.01); B21K 3/04 (2006.01); B23P 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for forming a labyrinth seal on a turbine blade has a fixture with a plurality of nozzles for distributing a coolant, a first jaw set for clamping and holding a root portion of the turbine blade in a first orientation, which first jaw set is attached to the fixture and has two members for mating with said root portion of said turbine blade, each of the jaw set members respectively have ridges; and a plurality of grinding wheels for forming the labyrinth seal.