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. 05, 2021
Filed:
Jul. 20, 2018
Applicant:
Daikin Industries, Ltd., Osaka, JP;
Inventors:
Assignee:
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25D 11/00 (2006.01); B01D 46/10 (2006.01); A23B 7/148 (2006.01); B01D 46/00 (2006.01); B01D 46/52 (2006.01);
U.S. Cl.
CPC ...
F25D 11/003 (2013.01); B01D 46/10 (2013.01); A23B 7/148 (2013.01); B01D 46/0005 (2013.01); B01D 46/521 (2013.01); B01D 2239/065 (2013.01); B01D 2275/10 (2013.01); B32B 2307/724 (2013.01);
Abstract
In a gas supply device that supplies gas to a target space through a filter unit, the filter unit is composed of a filter box and an air filter housed in the filter box, and the air filter is a filter having a filter substrate made of a membrane filter and a fibrous coating layer covering a surface of the filter substrate through which air is sucked.