Dynamometric key

Details Dynamometric key Dynamometric key

2005-08-16

2005-08-16

Hail, III, Joseph J. (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Responsive to torque on work

C081S475000, C081S476000

Reexamination Certificate

active

06928907

ABSTRACT:
The invention concerns a dynamometric key designed in particular for fixing an insert (22) on a handpiece (23). Said dynamometric key is characterized in that it consists of a grip element (3), and a securing element (5), said two elements being linked in frictional rotation via a spring (1) whereof the end coils have been assembled, so as to provide it with a globally toroidal shape.

REFERENCES:
patent: 4219035 (1980-08-01), Deconinck
patent: 6021694 (2000-02-01), Beger
patent: 6186785 (2001-02-01), Rogers et al.
patent: 6296656 (2001-10-01), Bolduc et al.
patent: 21 63 109 (1973-06-01), None
patent: 2 184 237 (1973-12-01), None
patent: WO 00 38589 (2000-07-01), None

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