JP7674289B2 - 逆流抑止継手 - Google Patents

逆流抑止継手 Download PDF

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Publication number
JP7674289B2
JP7674289B2 JP2022023730A JP2022023730A JP7674289B2 JP 7674289 B2 JP7674289 B2 JP 7674289B2 JP 2022023730 A JP2022023730 A JP 2022023730A JP 2022023730 A JP2022023730 A JP 2022023730A JP 7674289 B2 JP7674289 B2 JP 7674289B2
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Prior art keywords
backflow prevention
valve body
lid
joint
valve
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Japanese (ja)
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JP2023120722A (ja
JP2023120722A5 (enExample
Inventor
宏俊 水野
稔 橋詰
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Aron Kasei Co Ltd
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Aron Kasei Co Ltd
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Priority to JP2022023730A priority Critical patent/JP7674289B2/ja
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JP2022023730A 2022-02-18 2022-02-18 逆流抑止継手 Active JP7674289B2 (ja)

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JP2022023730A JP7674289B2 (ja) 2022-02-18 2022-02-18 逆流抑止継手

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JP2022023730A JP7674289B2 (ja) 2022-02-18 2022-02-18 逆流抑止継手

Publications (3)

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JP2023120722A JP2023120722A (ja) 2023-08-30
JP2023120722A5 JP2023120722A5 (enExample) 2024-07-17
JP7674289B2 true JP7674289B2 (ja) 2025-05-09

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JP2022023730A Active JP7674289B2 (ja) 2022-02-18 2022-02-18 逆流抑止継手

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005200845A (ja) 2004-01-13 2005-07-28 Shinko Kenzai Kk 逆流防止装置
US20110290349A1 (en) 2009-02-06 2011-12-01 Albert Cozens Non-Return Valve Adapter For Water Closet
JP2018204197A (ja) 2017-05-31 2018-12-27 アロン化成株式会社 排水ます
JP2020172824A (ja) 2019-04-12 2020-10-22 株式会社東栄工業 排水用トラップ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3513347B2 (ja) * 1996-12-13 2004-03-31 株式会社荏原製作所 真空下水管用逆止弁

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005200845A (ja) 2004-01-13 2005-07-28 Shinko Kenzai Kk 逆流防止装置
US20110290349A1 (en) 2009-02-06 2011-12-01 Albert Cozens Non-Return Valve Adapter For Water Closet
JP2018204197A (ja) 2017-05-31 2018-12-27 アロン化成株式会社 排水ます
JP2020172824A (ja) 2019-04-12 2020-10-22 株式会社東栄工業 排水用トラップ

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JP2023120722A (ja) 2023-08-30

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