Blade modification tool and process

Details Blade modification tool and process Blade modification tool and process

1989-12-04

1991-04-16

Watts, Douglas D.

Metal working

Method of mechanical manufacture

Impeller making

269296, 269902, 83462, 294011, 29557, 29559, B27B 11004

Patent

active

050071670

ABSTRACT:
The principle utility of the blade modification tool is as a work holder for holding a helicopter blade in a firm position and a process for cutting at least two feet from the end. More specifically, in conformity with FAA regulations, a Bell Helicopter Model UH-1H rotor blade assembly may be modified for FAA approved installation on the Bell Helicopter Model UH-1B.

REFERENCES:
patent: 527815 (1894-10-01), Schnell
patent: 1312306 (1919-08-01), Campbell
patent: 1342515 (1920-06-01), Theimer
patent: 2310255 (1943-02-01), O'Connell
patent: 3362295 (1968-01-01), Galbarini et al.
patent: 3848863 (1974-11-01), Owen
patent: 3854360 (1974-12-01), Reed

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