Chucks or sockets – Socket type – Self-grasping
Patent
1978-05-17
1980-04-22
Bilinsky, Z. R.
Chucks or sockets
Socket type
Self-grasping
433127, 279 1B, 279 75, B23B 3110
Patent
active
041991605
ABSTRACT:
A quick release drill chuck for surgical and dental instruments, particularly high speed drills powered by rotary air motors, is disclosed. The chuck engages the shafts of drills or burs and is actuated without the use of additional tools while providing a self-locking feature to insure against inadvertent loosening of the chuck.
REFERENCES:
patent: 1174997 (1916-03-01), Lackner
patent: 3674281 (1972-07-01), Hedrick
Alexander Cruzan
Bilinsky Z. R.
Minnesota Mining and Manufacturing Company
Okubo Edward T.
Sell Donald M.
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