JP6274889B2 - 仕切弁の弁蓋撤去工法および弁蓋撤去治具 - Google Patents

仕切弁の弁蓋撤去工法および弁蓋撤去治具 Download PDF

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JP6274889B2
JP6274889B2 JP2014017574A JP2014017574A JP6274889B2 JP 6274889 B2 JP6274889 B2 JP 6274889B2 JP 2014017574 A JP2014017574 A JP 2014017574A JP 2014017574 A JP2014017574 A JP 2014017574A JP 6274889 B2 JP6274889 B2 JP 6274889B2
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valve
lid
valve lid
pressing
cover
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JP2015143562A (ja
JP2015143562A5 (https=
Inventor
信夫 宗友
信夫 宗友
光信 矢野
光信 矢野
忍 安井
忍 安井
充弘 森
充弘 森
薫 久津輪
薫 久津輪
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Taisei Kiko Co Ltd
Okayama City Office
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Taisei Kiko Co Ltd
Okayama City Office
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JP2014017574A 2014-01-31 2014-01-31 仕切弁の弁蓋撤去工法および弁蓋撤去治具 Active JP6274889B2 (ja)

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JP2014017574A JP6274889B2 (ja) 2014-01-31 2014-01-31 仕切弁の弁蓋撤去工法および弁蓋撤去治具

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JP2014017574A JP6274889B2 (ja) 2014-01-31 2014-01-31 仕切弁の弁蓋撤去工法および弁蓋撤去治具

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JP2015143562A JP2015143562A (ja) 2015-08-06
JP2015143562A5 JP2015143562A5 (https=) 2015-10-15
JP6274889B2 true JP6274889B2 (ja) 2018-02-07

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6587919B2 (ja) * 2015-11-30 2019-10-09 コスモ工機株式会社 閉塞装置、及び該閉塞装置を用いた管接続部材の撤去方法
CN109519642B (zh) * 2019-01-22 2024-10-01 邢培永 高危气体管路带压隔离检修箱
JP7485563B2 (ja) * 2020-08-07 2024-05-16 コスモ工機株式会社 管切断方法及びその装置
CN118602121B (zh) * 2024-08-08 2024-10-11 青岛开元阀门有限公司 一种高密封性能的蝶阀

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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JP3604657B2 (ja) * 2001-09-26 2004-12-22 東京瓦斯株式会社 活ラインバルブの分解・修理治具及びその分解・修理工法
JP5812646B2 (ja) * 2011-03-30 2015-11-17 株式会社クボタ 不断水弁体交換装置
JP5976438B2 (ja) * 2012-07-31 2016-08-23 岡山市 仕切弁の弁蓋撤去工法及び仕切弁
JP6426892B2 (ja) * 2013-12-24 2018-11-21 コスモ工機株式会社 弁体撤去装置及び弁体撤去方法

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