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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.:

US 11697085 B1

PDFFull Text
Date of Patent:
Jul. 11, 2023

Filed:

Jun. 21, 2021

Dust filter

Applicant:

Aisan Kogyo Kabushiki Kaisha, Obu, JP;

Inventors:

Takumi Tsuchiya, Ichinomiya, JP;

Norihiro Kondo, Toyota, JP;

Tsuneyuki Kurata, Okazaki, JP;

Assignee:

AISAN KOGYO KABUSHIKI KAISHA, Obu, JP;

Attorney:

Conley Rose, P.C.

Primary Examiner:

Long T Tran

Assistant Examiner:

James J Kim

Int. Cl.
CPC ...
B01D 45/08 (2006.01); B01D 46/00 (2022.01); B01D 46/52 (2006.01); B01D 39/16 (2006.01); B01D 50/20 (2022.01); F02M 25/08 (2006.01); B01D 53/04 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0031 (2013.01); B01D 39/1676 (2013.01); B01D 45/08 (2013.01); B01D 46/0005 (2013.01); B01D 46/521 (2013.01); B01D 50/20 (2022.01); B01D 53/04 (2013.01); B01D 2253/102 (2013.01); B01D 2257/702 (2013.01); B01D 2259/4516 (2013.01); B01D 2259/4566 (2013.01); B01D 2273/28 (2013.01); F02M 25/0854 (2013.01);
Abstract

A dust filter is configured to filter air drawn into a vehicle canister. The dust filter includes a first portion including a first engaging portion and a second portion including a second engaging portion. The second portion is attached to the first portion by engagement of the second engaging portion with the first engaging portion. The first portion includes a filtration member and a case. The case includes an inner chamber within which the filtration member is disposed. The case includes a drainage port configured to drain liquid that has infiltrated the inner chamber. The second portion is attached to the first portion to form a cover that covers the drainage port together with the first portion. The cover has an outlet that opens to the outside at a position lower than the drainage port.

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