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. 10, 2023
Filed:
Nov. 30, 2018
Koki Holdings Co., Ltd., Tokyo, JP;
Yasutaka Shimizu, Hitachinaka, JP;
Yoshikazu Yokoyama, Hitachinaka, JP;
Naoki Tadokoro, Hitachinaka, JP;
Ryosuke Nakano, Hitachinaka, JP;
KOKI HOLDINGS CO., LTD., Tokyo, JP;
Abstract
There is provided a power tool in which impact applied to a power transmission portion can be mitigated to thereby suppress components constituting the power transmission portion from being deformed and damaged. The power tool includes a brushless motorhaving a rotation shaft portionrotatable about a rotation axis A, a housingaccommodating therein the brushless motor, a power transmission portionconfigured to receive a rotation force of the rotation shaft portionand to transmit a driving force based on the rotation force, and a driven portionconfigured to be driven by receiving the transmitted driving force. The rotation shaft portionis supported by the housingso as to be movable relative to the housingin an axial direction of the rotation axis A