Dentist's drill chuck

Details Dentist's drill chuck Dentist's drill chuck

1980-11-12

1982-11-16

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Machine

B25B 1700

Patent

active

043589715

ABSTRACT:
An utensil for mounting a tool on the chuck of a dentist's drill and for removing the tool for replacement is provided, which consists of a U-shaped frame, one web of which supports a rotatable and axially shiftable spring biased wrench section, the other web carrying a chuck-clamping array of projections and a resting reference plane, the wrench section engaging a correspondingly headed screw which fastens a drill tool to the drill shank and releases the tool when the screw is released.

REFERENCES:
patent: 1260698 (1918-03-01), Moore et al.
patent: 1350002 (1920-08-01), Burleu
patent: 1426682 (1922-08-01), Snell
patent: 2696700 (1954-12-01), Tocci
patent: 2757455 (1956-08-01), Birnbaum
patent: 4193327 (1980-03-01), Lares et al.

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