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:
Jul. 15, 2025
Filed:
Sep. 14, 2022
Makita Corporation, Anjo, JP;
Junya Ishikawa, Anjo, JP;
MAKITA CORPORATION, Anjo, JP;
Abstract
A power tool has highly airtight electrical connection between a controller and a switch to effectively prevent a short circuit. A grinder includes a housing, a motor accommodated in the housing, a controller accommodated in the housing and including a circuit board and a controller terminal located on a first facing surface and electrically connected to the circuit board, a switch accommodated in the housing and including a switch terminal located on a second facing surface facing the controller, being in direct contact with the controller terminal, and electrically connected to the controller terminal, and a seal located between the first facing surface and the second facing surface and sealing a periphery of the controller terminal and a periphery of the switch terminal with the controller terminal being in direct contact with the switch terminal. The first facing surface is a surface of the controller facing the switch.