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.

Date of Patent:
Mar. 25, 2025

Filed:

Nov. 14, 2022
Applicant:

Makita Corporation, Anjo, JP;

Inventors:

Kiyonobu Yoshikane, Anjo, JP;

Yoshitaka Machida, Anjo, JP;

Hitoshi Iida, Anjo, JP;

Kazuki Nakagawa, Anjo, JP;

Assignee:

MAKITA CORPORATION, Anjo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25D 16/00 (2006.01); B25D 11/06 (2006.01); B25D 11/10 (2006.01); B25D 17/24 (2006.01);
U.S. Cl.
CPC ...
B25D 16/006 (2013.01); B25D 11/062 (2013.01); B25D 11/10 (2013.01); B25D 11/102 (2013.01); B25D 16/003 (2013.01); B25D 17/24 (2013.01); B25D 2211/062 (2013.01); B25D 2216/0015 (2013.01); B25D 2216/0038 (2013.01); B25D 2217/0073 (2013.01);
Abstract

A power tool, such as a rotary hammer, includes a housing, an output shaft for mounting a tool accessary and a motor having a motor shaft that generates a rotational output for rotating and linearly hammering the output shaft. The rotational output of the motor shaft is coupled to the output shaft via a driving mechanism that includes a hammer mechanism. An intervening member is axially movable relative to the motor shaft and is operably coupled between the motor shaft and the hammer mechanism. The hammer mechanism and the output shaft are supported by a movable support that is axially movable relative to the housing. Because the output shaft and the driving mechanism are movable relative to the motor and the housing, which preferably includes handle, via the intervening member and the movable support during hammering operations, vibration generated during hammering operations can be dampened before reaching the housing.


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