Tools – Wrench – screwdriver – or driver therefor – Machine
Patent
1999-05-05
2000-10-03
Scherbel, David A.
Tools
Wrench, screwdriver, or driver therefor
Machine
81 57, 811774, 81490, B25F 102
Patent
active
061257214
ABSTRACT:
A torque transmitting device for a power tool includes a housing having two tubes bent relative to each other. A tool extension and a shaft are rotatably secured to the tubes and coupled together with helical gears. The tool extension is coupled to and driven by the power tool. A handle is selectively secured to either sides of the housing according to the right-handed or left-handed persons' needs. The handle includes two or more grooves for solidly receiving the tool bits. A cap is secured to the handle and has a screw driver bit for driving fasteners.
REFERENCES:
patent: 1024151 (1912-04-01), Smith
patent: 3932904 (1976-01-01), Nilsson et al.
patent: 4462282 (1984-07-01), Biek
patent: 4470328 (1984-09-01), Landis
patent: 5052496 (1991-10-01), Albert et al.
patent: 5063796 (1991-11-01), Gennep
patent: 5174178 (1992-12-01), Disston, Jr.
patent: 5421225 (1995-06-01), Chen
Ojini Anthony
Scherbel David A.
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