Jig for coating rotor blades
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United States of America Patent
Stats
-
Dec 30, 1997
Grant Date -
N/A
app pub date -
May 3, 1996
filing date -
Dec 21, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of and apparatus for producing abrasive tips on compressor or turbine rotor blades by electrolytic or electroless deposition in which the blades are mounted in a hollow jig with the tips of the blades extending through sealed openings in the jig and abrasive tips are formed on the tips. The parts of the blades within the hollow jig are isolated from the electrolyte without the need for wax masking. Preferably the jig is cylindrical with the blades extending radially through at least one circumferential row of apertures. The jig may comprise two end discs and at least one ring in which a circumferential row of apertures is formed. The ring is positioned between the end discs and means are provided for securing the discs and ring together.
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Cited Art Landscape
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