Title:
OPENING AND CLOSING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/151912
Kind Code:
A1
Abstract:
Disclosed is an opening and closing device (100) having a charging conductor (2) contained in a tank (1) filled with insulation gas. The opening and closing device (100) is provided with a stationary contact (10) connected to the charging conductor (2), a movable contact (8) which can be brought into contact with or separated from the stationary contact (10), an insulation rod (5) extending from the inside to the outside of the tank (1) while being electrically insulated from the tank (1), and being rotated by an operation device, and a filled metal (21) extending from one end of the insulation rod (5) toward the movable contact (8), and being rotatably supported by a retaining portion (24) provided in the charging conductor (2). A jaw portion (20) extending in a direction substantially perpendicular to the rotation axis direction of the insulation rod (5), is disposed in the filled metal (21) at a position that the retaining portion (24) and the insulation rod (5) are opposed to each other.
Inventors:
KAWAHIGASHI, Masato (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
川東 真人 (〒10 東京都千代田区丸の内二丁目７番３号 三菱電機株式会社内 Tokyo, 〒1008310, JP)
川東 真人 (〒10 東京都千代田区丸の内二丁目７番３号 三菱電機株式会社内 Tokyo, 〒1008310, JP)
Application Number:
JP2010/059460
Publication Date:
December 08, 2011
Filing Date:
June 03, 2010
Export Citation:
Assignee:
Mitsubishi Electric Corporation (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
三菱電機株式会社 (〒10 東京都千代田区丸の内二丁目７番３号 Tokyo, 〒1008310, JP)
KAWAHIGASHI, Masato (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
三菱電機株式会社 (〒10 東京都千代田区丸の内二丁目７番３号 Tokyo, 〒1008310, JP)
KAWAHIGASHI, Masato (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
International Classes:
H01H33/42
Attorney, Agent or Firm:
SAKAI, Hiroaki (Sakai International Patent Office, Kasumigaseki Building 2-5, Kasumigaseki 3-chome, Chiyoda-k, Tokyo 20, 〒1006020, JP)
Claims: