Tool, tool holder, and machine tool

Details Tool, tool holder, and machine tool Tool, tool holder, and machine tool

2006-05-30

2006-05-30

Cadugan, Erica (Department: 3722)

Gear cutting, milling, or planing

Milling

Detachable or repositionable tool head

C409S144000

Reexamination Certificate

active

07052219

ABSTRACT:
A tool attachable to a spindle of a machine tool in the same way as an ordinary tool, capable of being driven without connecting with an external power supply etc., giving a higher rotational speed than that of the spindle of the machine tool without supplying electric power from the outside, and able to be changed automatically, provided with a machining tool for machining a workpiece, a motor for driving the machining tool, a generator for generating electric power to drive the motor by the rotation of the spindle, and a breaker for breaking a supply line of electric current from the generator to the motor when electric current over a predetermined value flows in the supply line.

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