JPS6332849Y2 - - Google Patents

Info

Publication number
JPS6332849Y2
JPS6332849Y2 JP20070582U JP20070582U JPS6332849Y2 JP S6332849 Y2 JPS6332849 Y2 JP S6332849Y2 JP 20070582 U JP20070582 U JP 20070582U JP 20070582 U JP20070582 U JP 20070582U JP S6332849 Y2 JPS6332849 Y2 JP S6332849Y2
Authority
JP
Japan
Prior art keywords
concrete
circuit
concrete pump
switch
contact
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
JP20070582U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59104844U (ja
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 filed Critical
Priority to JP20070582U priority Critical patent/JPS59104844U/ja
Publication of JPS59104844U publication Critical patent/JPS59104844U/ja
Application granted granted Critical
Publication of JPS6332849Y2 publication Critical patent/JPS6332849Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
JP20070582U 1982-12-29 1982-12-29 コンクリ−トポンプ車のコンクリ−ト配管閉塞防止装置 Granted JPS59104844U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20070582U JPS59104844U (ja) 1982-12-29 1982-12-29 コンクリ−トポンプ車のコンクリ−ト配管閉塞防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20070582U JPS59104844U (ja) 1982-12-29 1982-12-29 コンクリ−トポンプ車のコンクリ−ト配管閉塞防止装置

Publications (2)

Publication Number Publication Date
JPS59104844U JPS59104844U (ja) 1984-07-14
JPS6332849Y2 true JPS6332849Y2 (US06534493-20030318-C00166.png) 1988-09-01

Family

ID=30426221

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20070582U Granted JPS59104844U (ja) 1982-12-29 1982-12-29 コンクリ−トポンプ車のコンクリ−ト配管閉塞防止装置

Country Status (1)

Country Link
JP (1) JPS59104844U (US06534493-20030318-C00166.png)

Also Published As

Publication number Publication date
JPS59104844U (ja) 1984-07-14

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