JPH0146722B2 - - Google Patents

Info

Publication number
JPH0146722B2
JPH0146722B2 JP56081567A JP8156781A JPH0146722B2 JP H0146722 B2 JPH0146722 B2 JP H0146722B2 JP 56081567 A JP56081567 A JP 56081567A JP 8156781 A JP8156781 A JP 8156781A JP H0146722 B2 JPH0146722 B2 JP H0146722B2
Authority
JP
Japan
Prior art keywords
pressure
pilot
flow path
valve
actuator
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
JP56081567A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57195902A (en
Inventor
Mamoru Nishikawa
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.)
Toyooki Kogyo Co Ltd
Original Assignee
Toyooki 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 Toyooki Kogyo Co Ltd filed Critical Toyooki Kogyo Co Ltd
Priority to JP8156781A priority Critical patent/JPS57195902A/ja
Publication of JPS57195902A publication Critical patent/JPS57195902A/ja
Publication of JPH0146722B2 publication Critical patent/JPH0146722B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16—Control arrangements for fluid-driven presses
    • B30B15/18—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
    • B30B15/186—Controlling the return movement of the ram, e.g. decompression valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
JP8156781A 1981-05-28 1981-05-28 Hydraulic system Granted JPS57195902A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8156781A JPS57195902A (en) 1981-05-28 1981-05-28 Hydraulic system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8156781A JPS57195902A (en) 1981-05-28 1981-05-28 Hydraulic system

Publications (2)

Publication Number Publication Date
JPS57195902A JPS57195902A (en) 1982-12-01
JPH0146722B2 true JPH0146722B2 (en]) 1989-10-11

Family

ID=13749865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8156781A Granted JPS57195902A (en) 1981-05-28 1981-05-28 Hydraulic system

Country Status (1)

Country Link
JP (1) JPS57195902A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH051682Y2 (en]) * 1986-09-16 1993-01-18
JP2014188555A (ja) * 2013-03-27 2014-10-06 Ube Machinery Corporation Ltd 押出プレスにおける圧抜き方法
JP6605242B2 (ja) * 2015-07-08 2019-11-13 株式会社神戸製鋼所 作業機械の油圧駆動装置
WO2019102410A1 (en) * 2017-11-24 2019-05-31 Danieli & C. Officine Meccaniche S.P.A. Press for extruding metal material

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH022964Y2 (en]) * 1979-10-17 1990-01-24

Also Published As

Publication number Publication date
JPS57195902A (en) 1982-12-01

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