Hitachi Koki Co., Ltd.

Koki Holdings Co., Ltd.

Shogo Shibata

Kazutaka Iwata

Toshihiko Tachibana

Yasutaka Shimizu

Takaaki Onishi

A reciprocating tool includes: a motor; a gear case; a converting mechanism; a plunger; a sealing member; and an auxiliary sealing member. The converting mechanism is accommodated in the gear case and configured to convert rotating motion of the motor into reciprocating movement in a predetermined direction. The plunger is provided with a mounting portion on which an end bit is mountable, and is reciprocally movably supported to the gear case. The plunger is driven by the converting mechanism to reciprocally move in the predetermined direction. The plunger is reciprocally movably inserted into the sealing member in the predetermined direction. The sealing member is supported by the gear case. The auxiliary sealing member is supported by the sealing member and sealing an outer peripheral surface of the plunger.

Reciprocating tool

A casing of a hedge clipper which is a portable tool is provided with a power source housing in which an electric motor is housed and a main handle held by a worker, and blades serving as a tip tool are provided to the casing. An operation display panel is provided on the main handle, and a driving information display unit which displays a battery remaining capacity and a rotation speed of an electric motor as a plurality of pieces of driving information is provided on the operation display panel. The selection of the information to be displayed is switched by the operation of an operation switch unit provided in the operation display panel.

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Hitachinaka, Japan

Shogo Shibata