Power hand tool having a proximity detector

Details Power hand tool having a proximity detector Power hand tool having a proximity detector

2007-10-16

2007-10-16

Sherry, Michael (Department: 2836)

Electrical transmission or interconnection systems

Switching systems

Condition responsive

C307S326000

Reexamination Certificate

active

10395194

ABSTRACT:
The present invention provides a power tool with a hand proximity detector to detect the hand of an operator and a trigger circuit operable with the detector to control the operation of a light in the housing or to provide a safety lockout function. One embodiment includes an operating mode indicating light that is responsive to the detector.

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English translation for JP2002-205285 A Sakabe et al.
QProx QT118H Charge-Transfer Touch Sensor brochure, Quantum Research Group, 1999-2000.

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