JPS5829064Y2 - コンクリ−ト圧送管用ピンバルブ - Google Patents

コンクリ−ト圧送管用ピンバルブ

Info

Publication number
JPS5829064Y2
JPS5829064Y2 JP776579U JP776579U JPS5829064Y2 JP S5829064 Y2 JPS5829064 Y2 JP S5829064Y2 JP 776579 U JP776579 U JP 776579U JP 776579 U JP776579 U JP 776579U JP S5829064 Y2 JPS5829064 Y2 JP S5829064Y2
Authority
JP
Japan
Prior art keywords
pin
annular
concrete
pressure
pipe
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.)
Expired
Application number
JP776579U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55109195U (enExample
Inventor
冨美夫 岡田
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP776579U priority Critical patent/JPS5829064Y2/ja
Publication of JPS55109195U publication Critical patent/JPS55109195U/ja
Application granted granted Critical
Publication of JPS5829064Y2 publication Critical patent/JPS5829064Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Air Transport Of Granular Materials (AREA)
JP776579U 1979-01-26 1979-01-26 コンクリ−ト圧送管用ピンバルブ Expired JPS5829064Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP776579U JPS5829064Y2 (ja) 1979-01-26 1979-01-26 コンクリ−ト圧送管用ピンバルブ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP776579U JPS5829064Y2 (ja) 1979-01-26 1979-01-26 コンクリ−ト圧送管用ピンバルブ

Publications (2)

Publication Number Publication Date
JPS55109195U JPS55109195U (enExample) 1980-07-31
JPS5829064Y2 true JPS5829064Y2 (ja) 1983-06-25

Family

ID=28815886

Family Applications (1)

Application Number Title Priority Date Filing Date
JP776579U Expired JPS5829064Y2 (ja) 1979-01-26 1979-01-26 コンクリ−ト圧送管用ピンバルブ

Country Status (1)

Country Link
JP (1) JPS5829064Y2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7222477B2 (ja) * 2018-08-06 2023-02-15 株式会社奥村組 コンクリートの流量調整方法
CN110005904A (zh) * 2019-03-16 2019-07-12 中交三公局第二工程有限公司 一种汽车泵管管口可控封堵件

Also Published As

Publication number Publication date
JPS55109195U (enExample) 1980-07-31

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