Irrigated drill and quick-release chuck assembly

Details Irrigated drill and quick-release chuck assembly Irrigated drill and quick-release chuck assembly

1986-10-10

1989-02-07

Wilson, John J.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433104, 433128, A61C 114

Patent

active

048028525

ABSTRACT:
An electric motor-driven drill has an irrigating tube for squirting water onto a drill bur. The tube has convolutions surrounding the motor for cooling the motor and warming the irrigating water. A quick-release chuck holds the bur shank coupled to the motor shaft.

REFERENCES:
patent: 233709 (1880-10-01), Starr
patent: 2536017 (1951-01-01), Bamberger
patent: 3631597 (1972-01-01), Lieb et al.
patent: 4184256 (1980-01-01), Loge et al.
patent: 4568283 (1986-02-01), Hotta et al.

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