Multifunction tool for servicing chain saws

Details Multifunction tool for servicing chain saws Multifunction tool for servicing chain saws

2011-03-08

2011-03-08

Shakeri, Hadi (Department: 3727)

Compound tools

Wrench

C015S105000, C007S165000

Reexamination Certificate

active

07900304

ABSTRACT:
A single tool functioning as a screwdriver, a socket wrench and a brush. A shaft serves as an element of a screwdriver, the shaft of a socket wrench and a handle and support for a brush; In one embodiment, a tube with sockets at both ends is attached at its center to one end of a shaft that is also slidably disposed within an axial channel through a brush, and the other end of the shaft is shaped as a screwdriver blade.

REFERENCES:
patent: 74490 (1868-02-01), Bidwell
patent: 914970 (1909-03-01), Nickerson et al.
patent: 2094432 (1937-09-01), Pazzano
patent: 2293081 (1942-08-01), Savoy
patent: 3680159 (1972-08-01), Wharram
patent: 4736658 (1988-04-01), Jore
patent: 5285543 (1994-02-01), Rowe
patent: 5458030 (1995-10-01), Betts
patent: 6393645 (2002-05-01), Kadinger
patent: 6865760 (2005-03-01), Oberndorfer

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