Turbine shroud honeycomb matrix mechanical locking structure and

Details Turbine shroud honeycomb matrix mechanical locking structure and Turbine shroud honeycomb matrix mechanical locking structure and

1980-05-05

1983-07-26

Casaregola, Louis J.

Rotary kinetic fluid motors or pumps

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

Erodable or permanently deformable

415200, F01D 1108

Patent

active

043951961

ABSTRACT:
A structure for and a method of mechanically locking an abrasive matrix material in honeycomb structure in a shroud for a turbine engine. The mechanical lock may be lanced portions of the honeycomb structure extending into adjacent honeycomb cells to engage the abrasive matrix material. In the method of the invention the lancing is accomplished during the manufacture of the honeycomb structure so that it engages the abrasive matrix material prior to setting thereof in the honeycomb material.

REFERENCES:
patent: 2963307 (1960-12-01), Bobo
patent: 3126149 (1964-03-01), Bowers Jr., et al.

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