JP2020094689A5 - - Google Patents

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Publication number
JP2020094689A5
JP2020094689A5 JP2019212252A JP2019212252A JP2020094689A5 JP 2020094689 A5 JP2020094689 A5 JP 2020094689A5 JP 2019212252 A JP2019212252 A JP 2019212252A JP 2019212252 A JP2019212252 A JP 2019212252A JP 2020094689 A5 JP2020094689 A5 JP 2020094689A5
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JP
Japan
Prior art keywords
check valve
annular
air
opening
air valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2019212252A
Other languages
English (en)
Japanese (ja)
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JP2020094689A (ja
JP7451151B2 (ja
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Publication date
Application filed filed Critical
Publication of JP2020094689A publication Critical patent/JP2020094689A/ja
Publication of JP2020094689A5 publication Critical patent/JP2020094689A5/ja
Priority to JP2024033318A priority Critical patent/JP2024055988A/ja
Application granted granted Critical
Publication of JP7451151B2 publication Critical patent/JP7451151B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2019212252A 2018-11-30 2019-11-25 空気弁 Active JP7451151B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024033318A JP2024055988A (ja) 2018-11-30 2024-03-05 空気弁

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018225110 2018-11-30
JP2018225110 2018-11-30

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024033318A Division JP2024055988A (ja) 2018-11-30 2024-03-05 空気弁

Publications (3)

Publication Number Publication Date
JP2020094689A JP2020094689A (ja) 2020-06-18
JP2020094689A5 true JP2020094689A5 (de) 2022-10-20
JP7451151B2 JP7451151B2 (ja) 2024-03-18

Family

ID=71085528

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2019212252A Active JP7451151B2 (ja) 2018-11-30 2019-11-25 空気弁
JP2024033318A Pending JP2024055988A (ja) 2018-11-30 2024-03-05 空気弁

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024033318A Pending JP2024055988A (ja) 2018-11-30 2024-03-05 空気弁

Country Status (1)

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JP (2) JP7451151B2 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS606685Y2 (ja) * 1979-09-20 1985-03-04 日本電気株式会社 フロ−ト式逆止弁装置
JPS6392876U (de) * 1986-12-09 1988-06-15
JP4533550B2 (ja) * 2001-03-16 2010-09-01 山本 政和 急速空気弁付き消火栓
JP5649128B2 (ja) * 2011-07-11 2015-01-07 千代田工業株式会社 水道用空気弁及びそれを備えた消火栓
JP5773487B2 (ja) * 2011-08-04 2015-09-02 協和工業株式会社 空気弁
JP5984537B2 (ja) * 2012-07-06 2016-09-06 株式会社清水合金製作所 排気弁と排気弁付き消火栓

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