JPH0549824B2 - - Google Patents

Info

Publication number
JPH0549824B2
JPH0549824B2 JP15571488A JP15571488A JPH0549824B2 JP H0549824 B2 JPH0549824 B2 JP H0549824B2 JP 15571488 A JP15571488 A JP 15571488A JP 15571488 A JP15571488 A JP 15571488A JP H0549824 B2 JPH0549824 B2 JP H0549824B2
Authority
JP
Japan
Prior art keywords
valve
oil passage
hydraulic cylinder
logic
valves
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 - Lifetime
Application number
JP15571488A
Other languages
English (en)
Japanese (ja)
Other versions
JPH025768A (ja
Inventor
Hitoshi Warashina
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 JP15571488A priority Critical patent/JPH025768A/ja
Publication of JPH025768A publication Critical patent/JPH025768A/ja
Publication of JPH0549824B2 publication Critical patent/JPH0549824B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)
JP15571488A 1988-06-23 1988-06-23 コンクリートポンプにおける駆動制御装置 Granted JPH025768A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15571488A JPH025768A (ja) 1988-06-23 1988-06-23 コンクリートポンプにおける駆動制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15571488A JPH025768A (ja) 1988-06-23 1988-06-23 コンクリートポンプにおける駆動制御装置

Publications (2)

Publication Number Publication Date
JPH025768A JPH025768A (ja) 1990-01-10
JPH0549824B2 true JPH0549824B2 (enrdf_load_stackoverflow) 1993-07-27

Family

ID=15611890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15571488A Granted JPH025768A (ja) 1988-06-23 1988-06-23 コンクリートポンプにおける駆動制御装置

Country Status (1)

Country Link
JP (1) JPH025768A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100606203B1 (ko) * 2004-04-19 2006-07-31 주식회사 디앤에스 펌프카의 콘크리트 압송변환시스템
KR100606202B1 (ko) * 2005-01-12 2006-07-31 주식회사 디앤에스 펌프카의 콘크리트 압송변환시스템
CN103062024B (zh) * 2012-12-26 2014-12-10 中联重科股份有限公司 双缸泵送装置的高低压切换方法及其液压控制系统和设备
CN104154061A (zh) * 2014-07-10 2014-11-19 厦门理工学院 一种新型混凝土泵送机构

Also Published As

Publication number Publication date
JPH025768A (ja) 1990-01-10

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