Invention Application
- Patent Title: Labyrinth seal repair
- Patent Title (中): 迷宫密封维修
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Application No.: US11528648Application Date: 2006-09-28
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Publication No.: US20080080971A1Publication Date: 2008-04-03
- Inventor: Barry Barnett
- Applicant: Barry Barnett
- Assignee: Pratt & Whitney Canada Corp.
- Current Assignee: Pratt & Whitney Canada Corp.
- Main IPC: F03B11/00
- IPC: F03B11/00
Abstract:
A method and apparatus for repairing damaged fins in a labyrinth seal, the seal without the use of welding or metallurgical bonding. The method comprises the steps of removing a section of the shaft containing the damaged fins, and providing a sleeve with replacement fins.
Public/Granted literature
- US07726021B2 Labyrinth seal repair Public/Granted day:2010-06-01
Information query
