Title:
安全キャビネットおよび安全キャビネットの除染方法
Document Type and Number:
Japanese Patent JP6510341
Kind Code:
B2
Abstract:
Provided is a safety cabinet capable of preventing ozone gas from leaking out of a working chamber during decontamination and circulating the ozone gas in the working chamber to decontaminate the working chamber. A cabinet main body (1); a shutter (4) that allows opening/closing of an opening part (3) communicatively connecting to a working chamber (2) ; an exhaust path (6) through which gas is exhausted from the working chamber (2) : an exhaust valve (B2) that is provided in the exhaust path (6); an air supply and circulating fan (P1) that is provided in the working chamber (2) ; an ozone generator (13) that introduces ozone gas into the working chamber (2) ; a control part (10) that controls the exhaust valve (B2), air supply and circulating fan (P1), and ozone generator (13); and airtightly closing means (30) that allows the shutter (4) to airtightly close the opening part (3) are included, and the gas in the working chamber (2) is made internally circulatable, so that the ozone gas can be prevented from leaking out, and the ozone gas can be internally circulated in the working chamber to decontaminate the working chamber with the ozone gas at a set CT value.
Inventors:
Naoki Watanabe
Zhou Raku
Tamura Kozo
Hiroyuki Nishizawa
Zhou Raku
Tamura Kozo
Hiroyuki Nishizawa
Application Number:
JP2015135723A
Publication Date:
May 08, 2019
Filing Date:
July 07, 2015
Export Citation:
Assignee:
Japan Airtech Japan Ltd.
Tamurateco Co., Ltd.
Tamurateco Co., Ltd.
International Classes:
B01L1/00; A61L2/20; F24F7/06
Domestic Patent References:
| JP6226113A | ||||
| JP2010069255A | ||||
| JP60037977A | ||||
| JP58195768U | ||||
| JP2015116410A |
Foreign References:
| US20100254853 |
Attorney, Agent or Firm:
Kuribayashi Mitsuo
Etsuichi Matsumoto
Etsuichi Matsumoto