Dart shaft extraction tool

Details Dart shaft extraction tool Dart shaft extraction tool

1990-09-12

1991-12-03

Watson, Robert C.

Metal working

Means to assemble or disassemble

By rotation of work part

B23P 1906

Patent

active

050689541

ABSTRACT:
A tool for extracting a broken flight support shaft from inside a threaded barrel of a dart assembly, has an extraction bit contained within an associated handle. The handle defines a dart barrel assembly receiving bore for guiding the dart barrel into contact with the extraction bit and associated extraction securing points.

REFERENCES:
patent: 1093252 (1914-04-01), Carnes
patent: 1458076 (1923-06-01), Potts
patent: 1547944 (1925-07-01), Murphree
patent: 1549041 (1925-08-01), Berg
patent: 2121197 (1938-06-01), Jackman
patent: 2686447 (1954-08-01), Vock et al.
patent: 3216292 (1965-11-01), Flegal
patent: 3654690 (1972-04-01), Hardin
patent: 3727491 (1973-04-01), Buckwalter
patent: 3862516 (1975-01-01), Broscoff et al.
patent: 4787278 (1988-11-01), Bononi
patent: 4831902 (1989-05-01), McClure

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