JP7378214B2 - 逆流防止装置 - Google Patents

逆流防止装置 Download PDF

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Publication number
JP7378214B2
JP7378214B2 JP2019055406A JP2019055406A JP7378214B2 JP 7378214 B2 JP7378214 B2 JP 7378214B2 JP 2019055406 A JP2019055406 A JP 2019055406A JP 2019055406 A JP2019055406 A JP 2019055406A JP 7378214 B2 JP7378214 B2 JP 7378214B2
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Japan
Prior art keywords
main body
attached
device main
backflow prevention
valve seat
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JP2019055406A
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English (en)
Japanese (ja)
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JP2020153508A5 (enExample
JP2020153508A (ja
Inventor
拓海 井橋
実 小林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maezawa Kasei Industries Co Ltd
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Maezawa Kasei Industries Co Ltd
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=72558429&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP7378214(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Maezawa Kasei Industries Co Ltd filed Critical Maezawa Kasei Industries Co Ltd
Priority to JP2019055406A priority Critical patent/JP7378214B2/ja
Publication of JP2020153508A publication Critical patent/JP2020153508A/ja
Publication of JP2020153508A5 publication Critical patent/JP2020153508A5/ja
Priority to JP2023185461A priority patent/JP7425922B2/ja
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JP2019055406A 2019-03-22 2019-03-22 逆流防止装置 Active JP7378214B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019055406A JP7378214B2 (ja) 2019-03-22 2019-03-22 逆流防止装置
JP2023185461A JP7425922B2 (ja) 2019-03-22 2023-10-30 逆流防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019055406A JP7378214B2 (ja) 2019-03-22 2019-03-22 逆流防止装置

Related Child Applications (1)

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JP2023185461A Division JP7425922B2 (ja) 2019-03-22 2023-10-30 逆流防止装置

Publications (3)

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JP2020153508A JP2020153508A (ja) 2020-09-24
JP2020153508A5 JP2020153508A5 (enExample) 2022-03-29
JP7378214B2 true JP7378214B2 (ja) 2023-11-13

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ID=72558429

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JP2019055406A Active JP7378214B2 (ja) 2019-03-22 2019-03-22 逆流防止装置
JP2023185461A Active JP7425922B2 (ja) 2019-03-22 2023-10-30 逆流防止装置

Family Applications After (1)

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JP2023185461A Active JP7425922B2 (ja) 2019-03-22 2023-10-30 逆流防止装置

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7765810B2 (ja) * 2021-12-28 2025-11-07 コンドーエフアルピー工業株式会社 縦型排水トラップ

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001065720A (ja) 1999-08-31 2001-03-16 Kubota Corp 逆流防止用ゲート
JP2006283547A (ja) 2005-03-08 2006-10-19 Maezawa Kasei Ind Co Ltd 公共桝用逆流防止装置、公共桝及び公共桝用逆流防止装置を公共桝に取り付ける方法
WO2008114460A1 (ja) 2007-03-19 2008-09-25 Tokyo Metroporitan Sewerage Service Co., Ltd. 下水道管の防臭装置
JP2010126888A (ja) 2008-11-25 2010-06-10 Maezawa Kasei Ind Co Ltd 逆流防止弁付き桝
JP1616266S (enExample) 2018-02-22 2018-10-22
JP2018204198A (ja) 2017-05-31 2018-12-27 アロン化成株式会社 逆流防止弁

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1917805A (en) * 1931-07-06 1933-07-11 Clarence A Mcmanus Catch basin trap
JPS522126Y2 (enExample) * 1973-06-21 1977-01-18
JPS60130896U (ja) * 1984-02-13 1985-09-02 前澤工業株式会社 フラツプゲ−ト
JPH1018405A (ja) * 1996-07-02 1998-01-20 Sekisui Chem Co Ltd 逆流防止装置及びマス
JPH11241394A (ja) * 1998-02-20 1999-09-07 Aron Kasei Co Ltd 排水桝における逆流防止弁

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001065720A (ja) 1999-08-31 2001-03-16 Kubota Corp 逆流防止用ゲート
JP2006283547A (ja) 2005-03-08 2006-10-19 Maezawa Kasei Ind Co Ltd 公共桝用逆流防止装置、公共桝及び公共桝用逆流防止装置を公共桝に取り付ける方法
WO2008114460A1 (ja) 2007-03-19 2008-09-25 Tokyo Metroporitan Sewerage Service Co., Ltd. 下水道管の防臭装置
JP2010126888A (ja) 2008-11-25 2010-06-10 Maezawa Kasei Ind Co Ltd 逆流防止弁付き桝
JP2018204198A (ja) 2017-05-31 2018-12-27 アロン化成株式会社 逆流防止弁
JP1616266S (enExample) 2018-02-22 2018-10-22

Also Published As

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JP2024003042A (ja) 2024-01-11
JP2020153508A (ja) 2020-09-24
JP7425922B2 (ja) 2024-01-31

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