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:
Aug. 18, 2020

Filed:

Jan. 31, 2019
Applicant:

Makita Corporation, Anjo-shi, Aichi, JP;

Inventor:

Yoshiro Tada, Anjo, JP;

Assignee:

MAKITA CORPORATION, Anjo-Shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23D 45/16 (2006.01); B23Q 11/00 (2006.01); B25F 5/00 (2006.01);
U.S. Cl.
CPC ...
B23Q 11/0046 (2013.01); B23Q 11/0071 (2013.01); B25F 5/00 (2013.01);
Abstract

A dust collector for electric power tool includes a casing, a ring-shaped suction opening, a dust collecting route, and a filter. The suction opening protrudes forward from the casing. The tool bit of the electric power tool is insertable into the suction opening in a state where the suction opening is brought into contact with a surface to be processed. The dust collecting route is formed within the casing and guides an air suctioned from the suction opening to a dust collection portion in the casing. The filter is disposed in the dust collection portion to capture dust suctioned with the air. On the dust collecting route in the dust collection portion, a first filter and a second filter are disposed. The first filter includes a dust collecting chamber partitioned inside the dust collection portion. The second filter is arranged outside the first filter independently from the first filter.


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