Electrically insulating composite hand tool

Details Electrically insulating composite hand tool Electrically insulating composite hand tool

1992-07-13

1993-11-09

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

81 531, 81900, B25G 112

Patent

active

052592774

ABSTRACT:
An insulating hand tool has an elongated composite shank including a pultruded polyester/glass core overbraided with an epoxy/glass outer layer. One end of the shank is received in an axial bore in a plastic handle and the other end thereof is received in one end of a braided glass/epoxy sleeve, which receives in the other end thereof a bit holder which carries a permanent magnet for magnetically retaining an associated working bit. The shank is adhesively secured to the handle and to the sleeve and the sleeve is adhesively secured to the bit holder. The handle may have a bit storage cavity therein closed by a threaded cap.

REFERENCES:
patent: 1442181 (1923-01-01), Simon
patent: 1510593 (1924-10-01), Harrold
patent: 1946239 (1934-02-01), Ryan
patent: 2899996 (1959-08-01), Stockman
patent: 2917954 (1959-12-01), Capelle
patent: 3654427 (1972-04-01), Schoenwald
patent: 3688017 (1972-08-01), Roots
patent: 4200126 (1980-04-01), Fish
patent: 4858504 (1989-08-01), Tsai

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