Flexible wrench extension

Details Flexible wrench extension Flexible wrench extension

1996-06-20

1997-12-16

Smith, James G.

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

811772, B25B 2316

Patent

active

056972695

ABSTRACT:
A flexible wrench extension includes a housing having two barrels disposed in the end portions and having two helical springs secured between the barrels. One of the helical springs includes a circular cross section having a helical gap for engaging with the other helical spring of rectangular cross section. A driver bit and a coupler are rotatably engaged in the barrels for engaging with fastening members and a flexible wire is secured between the driver bit and the coupler for allowing the driver bit and the coupler to be rotated in concert with each other.

REFERENCES:
patent: 4876929 (1989-10-01), Kozak

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