Chucks or sockets – Accessory or component – Chuck key
Patent
1992-03-20
1993-03-30
Bishop, Steven C.
Chucks or sockets
Accessory or component
Chuck key
279902, 81 16, B25B 1344
Patent
active
051977494
ABSTRACT:
A keyless chucking device for use with existing and specially-designed chucks mounted on rotary power tools to cause the chuck's jaws to grip or release auxiliary tools such as drill bits. The device is especially suited for use with variable speed, reversible, electric drills and promotes speed and efficiency in tool chucking operations. In a preferrred embodiment, the device may alternatively, at the discretion of the operator, be attached to, or removed from, the chuck of the power tool during its use in operations commonly encountered in the practice of the art.
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Moore Sidney D.
Stump Kenneth T.
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