Extendible screw driver

Details Extendible screw driver Extendible screw driver

1996-09-20

1998-03-31

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

811776, B25B 2316

Patent

active

057326061

ABSTRACT:
A tool includes tube having a rear portion secured in a handle and having a non-circular bore for slidably receiving an extension and for allowing the extension to be rotated in concert with the tube. The extension includes a retaining ring secured to the rear portion. The tube includes an annular slot for engaging with the retaining ring and for preventing the extension from disengaging from the tube. The extension includes a flexible middle coil for allowing the extension to be bent. A sleeve is rotatably engaged on the front portion of the extension for forming a hand grip.

REFERENCES:
patent: 1269413 (1918-06-01), Finnigan
patent: 1493983 (1924-05-01), Hurley
patent: 1753441 (1930-04-01), Morehouse
patent: 2796101 (1957-06-01), Hasemann et al.
patent: 4102375 (1978-07-01), Rossini
patent: 4586406 (1986-05-01), Howard
patent: 4876929 (1989-10-01), Kozak
patent: 5593239 (1997-01-01), Sallee

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