Flexible drive shaft

Details Flexible drive shaft Flexible drive shaft

2005-03-08

2005-03-08

Meislin, Debra S. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

C464S153000, C464S169000, C408S127000, C403S223000

Reexamination Certificate

active

06862958

ABSTRACT:
A flexible drive shaft extension for hand tools comprises serially nested, socket-ended Shaft components of polygonal cross-section which have freedom of universal motion from axial alignment limited to about five degrees of arc and which are forcibly retained in coupled connection within a sleeve by spring biasing.

REFERENCES:
patent: 1315806 (1919-09-01), Wilson
patent: 3585885 (1971-06-01), Carr
patent: 4362520 (1982-12-01), Perry
patent: 4730960 (1988-03-01), Lewis et al.

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