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:
Nov. 04, 2014
Filed:
Mar. 12, 2012
Applicants:
Glen Pattinson, Derby, GB;
Andrew Hewitt, Derby, GB;
Inventors:
Glen Pattinson, Derby, GB;
Andrew Hewitt, Derby, GB;
Assignee:
Rolls-Royce PLC, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 31/00 (2006.01); B23K 26/32 (2014.01); F01D 11/12 (2006.01); C23C 30/00 (2006.01); F04D 29/16 (2006.01); B23K 26/34 (2014.01); B23K 26/20 (2014.01); C23C 8/02 (2006.01);
U.S. Cl.
CPC ...
C23C 8/02 (2013.01); B23K 2201/001 (2013.01); B23K 26/3213 (2013.01); F01D 11/122 (2013.01); C23C 30/005 (2013.01); F04D 29/164 (2013.01); B23K 26/3206 (2013.01); B23K 26/345 (2013.01); B23K 26/206 (2013.01); B23K 26/3233 (2013.01); B23K 26/322 (2013.01);
Abstract
A seal is provided between first and second relatively movable members. The seal comprises a liner attached to the first relatively movable member which liner is abraded by the second relatively movable member. The abradable liner comprises a metallic, open porous structure formed by fusing a metallic feedstock with an energy beam to build up sequential deposits of the fused feedstock.