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:
May. 19, 2020
Filed:
May. 06, 2019
Applicant:
Nikkiso Co., Ltd., Tokyo, JP;
Inventors:
Hiroaki Mochizuki, Hakusan, JP;
Tetsumi Ochi, Tokyo, JP;
Assignee:
NIKKISO CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L 2/10 (2006.01); C02F 1/32 (2006.01);
U.S. Cl.
CPC ...
C02F 1/325 (2013.01); A61L 2/10 (2013.01); C02F 1/32 (2013.01); A61L 2202/11 (2013.01); C02F 2201/3222 (2013.01); C02F 2209/03 (2013.01);
Abstract
A fluid sterilization device includes: a treatment flow passage in which a fluid subject to sterilization flows; a light source chamber that stores a light source for irradiating the fluid in the treatment flow passage with ultraviolet light; a window member that is provided between the treatment flow passage and the light source chamber and transmits ultraviolet light; and a pressure adjustment mechanism that adjusts a pressure in the light source chamber so as to reduce a difference between a pressure in the treatment flow passage and the pressure in the light source chamber.