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:
Mar. 18, 2014
Filed:
Dec. 14, 2011
Toshiyuki Uchii, Kanagawa, JP;
Amane Majima, Kanagawa, JP;
Toshiyuki Nakano, Kanagawa, JP;
Yoshihiko Hirano, Tokyo, JP;
Akira Shimamura, Kanagawa, JP;
Yoshikazu Hoshina, Kanagawa, JP;
Toshiyuki Uchii, Kanagawa, JP;
Amane Majima, Kanagawa, JP;
Toshiyuki Nakano, Kanagawa, JP;
Yoshihiko Hirano, Tokyo, JP;
Akira Shimamura, Kanagawa, JP;
Yoshikazu Hoshina, Kanagawa, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to an embodiment, a gas insulation apparatus (e.g., a gas circuit breaker) includes a high-voltage unit, a zeolite and an insulation gas in a closed vessel. The insulation gas is COgas or a gas including COgas as the main component. The zeolite is contained in a zeolite case and is placed under an insulation gas atmosphere. COis adsorbed on the zeolite before use of the gas insulation apparatus.