Shroud honeycomb cutter

Details Shroud honeycomb cutter Shroud honeycomb cutter

2006-08-22

2006-08-22

Look, Edward K. (Department: 3745)

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Between blade edge and static part

C415S173600, C416S189000, C416S191000, C416S192000

Reexamination Certificate

active

07094023

ABSTRACT:
A turbine blade for use in a gas turbine engine is provided. The turbine blade includes an airfoil portion having a tip end, a shroud attached to the tip end, which shroud has an outer surface, and a knife edge attached to an outer surface of the shroud. The knife edge has a pair of cutter blades protruding outwardly from the knife edge.

REFERENCES:
patent: 6491498 (2002-12-01), Seleski et al.
patent: 6805530 (2004-10-01), Urban
patent: 6913445 (2005-07-01), Beddard et al.
patent: 08-303204 (1996-11-01), None

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