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:
Jul. 31, 2018
Filed:
Sep. 03, 2014
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
John Harold Boswell, Derby, GB;
Daniel Clark, Derby, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 3/12 (2006.01); B22F 3/15 (2006.01);
U.S. Cl.
CPC ...
B22F 3/1291 (2013.01); B22F 3/1241 (2013.01); B22F 3/1266 (2013.01); B22F 3/1283 (2013.01); B22F 3/15 (2013.01); B22F 2003/153 (2013.01); Y10T 29/49826 (2015.01); Y10T 29/49963 (2015.01);
Abstract
A method and apparatus for removing a canisterfrom a componentby forming an openingin the canister wall thicknessand introducing a pressurised fluid into the openingcausing hydrostatic pressure build up between an internal canister surfaceand the component, leading to the removal of the canister. This method and apparatus obviates the need to expend significant machining or chemical processing to remove the canister