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:
Aug. 02, 2022
Filed:
May. 18, 2020
Akira Ishibashi, Sapporo, JP;
C'stec Corporation, Sapporo, JP;
Hiei Kensetsu Corporation, Sapporo, JP;
Ishibashi Kenchiku Jimusho Corporation, Saga, JP;
Akira Ishibashi, Sapporo, JP;
Fusao Ishibashi, Saga, JP;
Other;
C'Stec Corporation, Sapporo, JP;
Hiei Kensetsu Corporation, Sapporo, JP;
Ishibashi Kenchiku Jimusho Corporation, Saga, JP;
Abstract
Provided are a system of highly clean rooms capable of continuously maintaining high cleanliness of air of class 1 or above and supplying enough oxygen inside the room for several persons to live in and a wall adapted to the structure of such a system. The system of highly clean roomsis provided with a living spaceand a spacebetween the roof and the ceiling as subspaces of an enclosed space formed by a room. One of the lateral walls of the roomis constituted of a wallwith an internal space, which is a hollow wall. The internal spaceand the living spaceare in contact via an inner wallof the wall, and a gas exchange membraneis stretched in the inner wall. Furthermore, a gas flow pathis provided inside the inner spaceand the gas flow pathallows airtight communication between an openingprovided on the lowest part of the internal walland a gas entry opening of a fan filter unitprovided on a ceiling wallinside the spacebetween the roof and the ceiling.