Hand tool having a retractable handle structure

Details Hand tool having a retractable handle structure Hand tool having a retractable handle structure

2005-11-01

2005-11-01

Shakeri, Hadi (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

C081S489000, C403S109300, C403S109500

Reexamination Certificate

active

06959629

ABSTRACT:
A hand tool includes a retractable shank, a handle, an elastic member, and at least one fixing pin. Thus the rod assembly of the retractable shank can be retracted into and expanded outward from the receiving chamber of the handle so as to adjust the distance between the retractable shank and the handle, so that the working length of the hand tool can be can be easily, rapidly and arbitrarily.

REFERENCES:
patent: 1284351 (1918-11-01), Jagielo
patent: 1431805 (1922-10-01), Hrenczuk
patent: 2893765 (1959-07-01), Lyon
patent: 4376397 (1983-03-01), Newby et al.
patent: 4409866 (1983-10-01), McBride
patent: 5471899 (1995-12-01), Twomlow
patent: 6666114 (2003-12-01), Lin

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