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:
Dec. 26, 2023
Filed:
Sep. 02, 2021
Makita Corporation, Anjo, JP;
MAKITA CORPORATION, Anjo, JP;
Abstract
An impact wrench () includes: a brushless motor (); a hammer () disposed frontward of, and driven by, the brushless motor; and a hammer case (), which houses the hammer. An anvil () of the impact wrench includes: an arm portion () disposed frontward of the hammer and configured to be impacted (struck) in a rotational direction by the hammer; a cylindrical portion () connected to the arm portion and supported by the hammer case; a square-column portion () disposed frontward of the cylindrical portion; and an enlarged portion () disposed between the cylindrical portion and the square-column portion and enlarging in a direction extending rearward from the square-column portion. A recessed portion () is continuous in a circumferential direction of the cylindrical portion and is disposed between the cylindrical portion and the enlarged portion of the anvil.