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:
Apr. 19, 2005
Filed:
Apr. 06, 2004
Shuuichi Kikukawa, Hitachi, JP;
Yasuaki Suzuki, Hitachi, JP;
Masato Kobayshi, Hitachi, JP;
Tooru Tanimizu, Hitachi, JP;
Takuya Miyo, Hitachi, JP;
Shuuichi Kikukawa, Hitachi, JP;
Yasuaki Suzuki, Hitachi, JP;
Masato Kobayshi, Hitachi, JP;
Tooru Tanimizu, Hitachi, JP;
Takuya Miyo, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
Disclosed is a vacuum switchgear wherein a ground switch, a load switch, and an external connecting conductor to be electrically connected with the inside and outside of the vacuum container are provided in a vacuum container; the ground switch and the external connecting conductor are electrically connected in the vacuum container; and the vacuum container has a joint construction of a body portion having openings on both ends thereof, and a lid joined to the opening of the body.