JPS5294502A - Change-over device for supply port of concrete pump - Google Patents

Change-over device for supply port of concrete pump

Info

Publication number
JPS5294502A
JPS5294502A JP1019176A JP1019176A JPS5294502A JP S5294502 A JPS5294502 A JP S5294502A JP 1019176 A JP1019176 A JP 1019176A JP 1019176 A JP1019176 A JP 1019176A JP S5294502 A JPS5294502 A JP S5294502A
Authority
JP
Japan
Prior art keywords
change
concrete pump
over device
supply port
concrete
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.)
Pending
Application number
JP1019176A
Other languages
Japanese (ja)
Inventor
Eiji Taniguchi
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.)
Kyokuto Kaihatsu Kogyo Co Ltd
Original Assignee
Kyokuto Kaihatsu Kogyo Co Ltd
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 Kyokuto Kaihatsu Kogyo Co Ltd filed Critical Kyokuto Kaihatsu Kogyo Co Ltd
Priority to JP1019176A priority Critical patent/JPS5294502A/en
Publication of JPS5294502A publication Critical patent/JPS5294502A/en
Pending legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)

Abstract

PURPOSE: To propose a change-over device which is capable of activating a concrete pump smoothly and effectively, which is compact in structure without danger in working.
COPYRIGHT: (C)1977,JPO&Japio
JP1019176A 1976-02-02 1976-02-02 Change-over device for supply port of concrete pump Pending JPS5294502A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1019176A JPS5294502A (en) 1976-02-02 1976-02-02 Change-over device for supply port of concrete pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1019176A JPS5294502A (en) 1976-02-02 1976-02-02 Change-over device for supply port of concrete pump

Publications (1)

Publication Number Publication Date
JPS5294502A true JPS5294502A (en) 1977-08-09

Family

ID=11743388

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1019176A Pending JPS5294502A (en) 1976-02-02 1976-02-02 Change-over device for supply port of concrete pump

Country Status (1)

Country Link
JP (1) JPS5294502A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4866205A (en) * 1971-12-16 1973-09-11
JPS50120002A (en) * 1974-03-07 1975-09-19

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4866205A (en) * 1971-12-16 1973-09-11
JPS50120002A (en) * 1974-03-07 1975-09-19

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