JP2011096502A5 - - Google Patents

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Publication number
JP2011096502A5
JP2011096502A5 JP2009248973A JP2009248973A JP2011096502A5 JP 2011096502 A5 JP2011096502 A5 JP 2011096502A5 JP 2009248973 A JP2009248973 A JP 2009248973A JP 2009248973 A JP2009248973 A JP 2009248973A JP 2011096502 A5 JP2011096502 A5 JP 2011096502A5
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JP
Japan
Prior art keywords
bellows
pressure
vacuum vessel
electrode
space
Prior art date
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JP2009248973A
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English (en)
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JP5397160B2 (ja
JP2011096502A (ja
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Priority to JP2009248973A priority Critical patent/JP5397160B2/ja
Priority claimed from JP2009248973A external-priority patent/JP5397160B2/ja
Publication of JP2011096502A publication Critical patent/JP2011096502A/ja
Publication of JP2011096502A5 publication Critical patent/JP2011096502A5/ja
Application granted granted Critical
Publication of JP5397160B2 publication Critical patent/JP5397160B2/ja
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Claims (1)

  1. 真空容器内において回路を開閉する固定側及び可動側電極と、前記真空容器の一端を貫
    通して前記可動側電極を支持し開閉駆動する電極棒と、前記電極棒の真空容器の貫通部に
    前記電極棒と前記真空容器間を伸縮自在でかつ気密に接続するベローズとを備えた真空バ
    ルブにおいて、前記ベローズは同軸上に平行して配置した第1のベローズと第2のベロー
    ズの間に気密空間を形成して前記気密空間の圧力を前記第1のベローズ外周の圧力と、前
    記第のベローズの内径側の圧力との中間値にするとともに、前記密閉空間内に緩衝材を配置したことを特徴とする真空バルブ。
JP2009248973A 2009-10-29 2009-10-29 真空バルブ Active JP5397160B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009248973A JP5397160B2 (ja) 2009-10-29 2009-10-29 真空バルブ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009248973A JP5397160B2 (ja) 2009-10-29 2009-10-29 真空バルブ

Publications (3)

Publication Number Publication Date
JP2011096502A JP2011096502A (ja) 2011-05-12
JP2011096502A5 true JP2011096502A5 (ja) 2012-11-15
JP5397160B2 JP5397160B2 (ja) 2014-01-22

Family

ID=44113216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009248973A Active JP5397160B2 (ja) 2009-10-29 2009-10-29 真空バルブ

Country Status (1)

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JP (1) JP5397160B2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108074775A (zh) * 2016-11-15 2018-05-25 上海雷博司电气股份有限公司 一种用于户外柱上开关的固封极柱及其生产方法
KR102487378B1 (ko) 2017-10-20 2023-01-11 한국전력공사 벨로우즈 좌굴 및 팽창 방지기능을 구비한 진공인터럽터

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5321359U (ja) * 1976-08-02 1978-02-23
JPS53157864U (ja) * 1977-05-18 1978-12-11
JPS5432763U (ja) * 1977-08-10 1979-03-03
JPS5575932U (ja) * 1978-11-21 1980-05-26
JPS5845766B2 (ja) * 1979-06-02 1983-10-12 株式会社明電舎 真空しや断器
JPS56127858A (en) * 1980-03-13 1981-10-06 Meidensha Electric Mfg Co Ltd Multilayer type bellows
JPS60205926A (ja) * 1984-03-30 1985-10-17 株式会社日立製作所 真空開閉装置
JP2745914B2 (ja) * 1991-12-17 1998-04-28 三菱電機株式会社 密封型開閉器
JPH0612947A (ja) * 1992-04-17 1994-01-21 Mitsubishi Electric Corp 密封型開閉器
JP5317896B2 (ja) * 2009-09-04 2013-10-16 株式会社東芝 真空バルブおよびガス絶縁負荷時タップ切換器

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