Tools – Wrench – screwdriver – or driver therefor – Handle or shank
Patent
1993-12-27
1995-01-31
Smith, James G.
Tools
Wrench, screwdriver, or driver therefor
Handle or shank
81173, 811776, B25B 2316
Patent
active
053850718
ABSTRACT:
A universal hand tool for a bicycle, including a head section having a movable clamping arm and a fixed clamping arm defining a clamping slot, and a handle section formed with multiple hexagonal holes. The movable clamping arm is disposed with a thread sleeve and fitted on a thread rod of the head section, whereby the movable clamping arm is movable by means of rotating the thread sleeve. A scale ruler is disposed above the thread rod for measuring the sizes of the nuts clamped in the clamping slot. The head portion is formed with a large and a small recesses and cooperative first and second projections under the thread rod for tightening/untightening slotted nuts. A hinge member secured on one side of the head section and the handle section to pivotally connect the same. The head section further has a rectangular recess and the handle section has a corresponding rectangular projection. A fastening hook is secured on the other side of the head section and a fastening loop is secured on the other side of the handle section, whereby the hand tool is able to disassemble all parts of the bicycle and is foldable for easy storage and carriage.
REFERENCES:
patent: 525684 (1894-09-01), Friede
patent: 554522 (1896-02-01), Mills
patent: 613230 (1898-11-01), Beckwith
patent: 2097361 (1937-10-01), Bagley
patent: 4028970 (1977-06-01), Pelczar
patent: 4326436 (1982-04-01), McGraw
patent: 5230263 (1993-07-01), Kwaka
Smith James G.
Yu Chou Enterprise Corporation
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