Method of fabricating bimetal variable exhaust nozzle flaps and

Metal deforming – With 'coating' of work – Metal coating

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Details

72700, B21D 2200, B21D 3100, B21D 5392

Patent

active

046035680

ABSTRACT:
A method of forming a generally planar part for a jet engine is provided. The part is adapted for withstanding high thermal stress but not high mechanical stress. A preformed strip of a superalloy is mounted around a drum shaped mandrel. A low pressure plasma deposit of a different superalloy is formed on the preformed strip. The strip is demounted and mechanically straightened.

REFERENCES:
patent: 2858603 (1958-11-01), Herrmann
patent: 3310870 (1967-03-01), Parikh et al.
patent: 3445909 (1969-05-01), Beebe
patent: 3900639 (1975-08-01), Lauterbach

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