JPS5756734A - Start controller for tester - Google Patents

Start controller for tester

Info

Publication number
JPS5756734A
JPS5756734A JP55130729A JP13072980A JPS5756734A JP S5756734 A JPS5756734 A JP S5756734A JP 55130729 A JP55130729 A JP 55130729A JP 13072980 A JP13072980 A JP 13072980A JP S5756734 A JPS5756734 A JP S5756734A
Authority
JP
Japan
Prior art keywords
oil pressure
vibration table
pressure source
source system
spool
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
JP55130729A
Other languages
English (en)
Other versions
JPS639615B2 (ja
Inventor
Koji Fujiwara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP55130729A priority Critical patent/JPS5756734A/ja
Publication of JPS5756734A publication Critical patent/JPS5756734A/ja
Publication of JPS639615B2 publication Critical patent/JPS639615B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
    • G01N3/36—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by pneumatic or hydraulic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/003—Generation of the force
    • G01N2203/0042—Pneumatic or hydraulic means
    • G01N2203/0048—Hydraulic means

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Servomotors (AREA)
JP55130729A 1980-09-22 1980-09-22 Start controller for tester Granted JPS5756734A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55130729A JPS5756734A (en) 1980-09-22 1980-09-22 Start controller for tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55130729A JPS5756734A (en) 1980-09-22 1980-09-22 Start controller for tester

Publications (2)

Publication Number Publication Date
JPS5756734A true JPS5756734A (en) 1982-04-05
JPS639615B2 JPS639615B2 (ja) 1988-03-01

Family

ID=15041229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55130729A Granted JPS5756734A (en) 1980-09-22 1980-09-22 Start controller for tester

Country Status (1)

Country Link
JP (1) JPS5756734A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05306701A (ja) * 1992-05-01 1993-11-19 Toho Seisakusho:Kk 電空ポジショナー用アクチエーター
CN103267620A (zh) * 2013-05-08 2013-08-28 西北工业大学 一种用于阀门功能特性试验的试验装置
JP2014130076A (ja) * 2012-12-28 2014-07-10 Shimadzu Corp 材料試験機
CN106593970A (zh) * 2016-12-09 2017-04-26 柳州职业技术学院 一种刚性材料疲劳试验液压加载装置
CN110594228A (zh) * 2019-10-09 2019-12-20 山东泰丰智能控制股份有限公司 一种自动缓冲切换的振动台液压系统

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05306701A (ja) * 1992-05-01 1993-11-19 Toho Seisakusho:Kk 電空ポジショナー用アクチエーター
JP2014130076A (ja) * 2012-12-28 2014-07-10 Shimadzu Corp 材料試験機
CN103267620A (zh) * 2013-05-08 2013-08-28 西北工业大学 一种用于阀门功能特性试验的试验装置
CN106593970A (zh) * 2016-12-09 2017-04-26 柳州职业技术学院 一种刚性材料疲劳试验液压加载装置
CN110594228A (zh) * 2019-10-09 2019-12-20 山东泰丰智能控制股份有限公司 一种自动缓冲切换的振动台液压系统
CN110594228B (zh) * 2019-10-09 2024-06-07 山东泰丰智能控制股份有限公司 一种自动缓冲切换的振动台液压系统

Also Published As

Publication number Publication date
JPS639615B2 (ja) 1988-03-01

Similar Documents

Publication Publication Date Title
SE8300567D0 (sv) Anordning vid hydrauliskt drivna maskiner
CA2180871A1 (en) Device and method for controlling attachment of construction machine
JPS5756734A (en) Start controller for tester
KR910003223A (ko) 주행식 건설기계의 유압펌프 제어회로
JPS6467611A (en) Robot controller
ES8600102A1 (es) Dispositivo autonomo porta-pieza para trabajar mecanicamente
JPS5650814A (en) Support for engine
JPS5569782A (en) Output-power controller for pumps
IT1226044B (it) Dispositivo di azionamento comandabile per grandi gruppi.
JPS5566201A (en) Controller of cargo handling equipment for battery operated vehicle
JPS59219142A (ja) 平面研磨方法
JP3380881B2 (ja) 油圧式掘削機のエンジン・油圧制御装置
JPS62251069A (ja) 研削加工装置
JPH06307404A (ja) 油圧作業機械における作業装置の振動抑制制御装置
JP2558197B2 (ja) 流体圧シリンダの加圧制御装置
JPS57184748A (en) Apparatus for controlling hydraulic system
JPS56131715A (en) Operation of oil-pressure vibrating type pile driver
GB795399A (en) Improvements concerning hydraulic amplifier devices and systems
JPS5737132A (en) Power control type vibration control device
US2431459A (en) Motor control with emergency stop
JPS5560704A (en) Alternating oil pressure generating device
JPS57201766A (en) Power steering gear
JPS6436827A (en) Controller for traveling of construction machine
JPH08319068A (ja) 油圧エレベータの制御装置
JPS605758Y2 (ja) 同期電動機による駆動装置