POWER TOOL

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20080061742A1
SERIAL NO

11850884

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A power tool 1 is connected to a battery pack 5 including an overcurrent detector 533 which detects overcurrent of a battery module 51 and outputs a detection signal, and an overdischarge detector 532 which detects overdischarge of the battery module 51 and outputs a detection signal. The power tool 1 includes a motor 2 which is driven by electric power supplied from the battery pack 5, a trigger switch 31 for setting the power supply from the battery pack 5 to the motor 2 in ON/OFF state, and an FET 410 which sets the power supply to the motor 2 in ON/OFF state on the basis of the detection signal from the overcurrent detector 533 or the overdischarge detector 532.

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Patent Owner(s)

Patent OwnerAddress
HITACHI KOKI CO LTDTHE JAPANESE PORT OF TOKYO GANGNAN TWO CHOME 15 NO 1 TOKYO TOKYO METROPOLIS

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Funabashi, Kazuhiko Hitachinaka-shi, JP 95 1409
Nakayama, Eiji Hitachinaka-shi, JP 70 967
Watanabe, Shinji Hitachinaka-shi, JP 268 3152

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