The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 04, 2016
Filed:
Dec. 27, 2011
Naoki Tadokoro, Ibaraki, JP;
Ken Miyazawa, Ibaraki, JP;
Hajime Kikuchi, Ibaraki, JP;
Toshiaki Koizumi, Ibaraki, JP;
Naoki Tadokoro, Ibaraki, JP;
Ken Miyazawa, Ibaraki, JP;
Hajime Kikuchi, Ibaraki, JP;
Toshiaki Koizumi, Ibaraki, JP;
Hitachi Koki Co., Ltd., Tokyo, JP;
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.