Invention Grant
- Patent Title: Power tool provided with circuit board
- Patent Title (中): 电动工具配电路板
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Application No.: US13338000Application Date: 2011-12-27
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Publication No.: US09457459B2Publication Date: 2016-10-04
- Inventor: Naoki Tadokoro , Ken Miyazawa , Hajime Kikuchi , Toshiaki Koizumi
- Applicant: Naoki Tadokoro , Ken Miyazawa , Hajime Kikuchi , Toshiaki Koizumi
- Applicant Address: JP Tokyo
- Assignee: Hitachi Koki Co., Ltd.
- Current Assignee: Hitachi Koki Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Kilpatrick Townsend & Stockton LLP
- Priority: JP2010-292514 20101228
- Main IPC: B25F5/00
- IPC: B25F5/00 ; B25F1/00 ; B25B21/00 ; B25B21/02 ; B25F5/02

Abstract:
A power tool includes a motor, an impact mechanism, an output unit, a circuit board, a housing, and a power cord. The circuit board includes a power-source circuit board configured to convert alternate current into direct current and a control circuit board. The housing includes a body section, a board accommodating section, and a handle section. The board accommodating section accommodates the circuit board. The handle section has one end portion connected to the body section and another end portion connected to the board accommodating section. The power cord extends from the board accommodating section. The power cord is positioned opposed to the handle section with respect to the board accommodating section. The control circuit board is located at a position close to the handle section in the board accommodating section. The power-source circuit board is located between the control circuit board and the power cord.
Public/Granted literature
- US20130000934A1 Power Tool Provided With Circuit Board Public/Granted day:2013-01-03
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