Spring-loaded magnetic driver and method of assembly thereof

Details Spring-loaded magnetic driver and method of assembly thereof Spring-loaded magnetic driver and method of assembly thereof

1992-02-25

1992-11-17

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Rigid jaws

811241, 76114, B25B 1302

Patent

active

051633450

ABSTRACT:
A tool for rotatably driving a fastening member includes a hollow tubular shank having a socket coupled to one end thereof in communication therewith for receiving an associated rotatable fastener member. A helical compression spring is disposed coaxially within the shank, having the outer end thereof affixed to a magnet disposed for magnetic engagement with the fastening member received in the socket, and having an end coil at the other end thereof disposed outside the other end of the shank with an outer diameter greater than the inner diameter of the shank, the other end of the shank being received in a bore in a handle for cooperation therewith to trap the end coil of the spring, therebetween.

REFERENCES:
patent: 2124844 (1938-07-01), Boroughs
patent: 2737974 (1956-03-01), Renick
patent: 2857794 (1958-10-01), Red, Jr.
patent: 3207010 (1965-09-01), Wendling
patent: 3392767 (1968-07-01), Stillwagon, Jr.
patent: 3937249 (1976-02-01), Suey
patent: 4244246 (1981-01-01), Gillett
patent: 4787278 (1988-11-01), Bononi
patent: 4919020 (1990-04-01), Huebschen

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