JPS6230850B2 - - Google Patents

Info

Publication number
JPS6230850B2
JPS6230850B2 JP54034767A JP3476779A JPS6230850B2 JP S6230850 B2 JPS6230850 B2 JP S6230850B2 JP 54034767 A JP54034767 A JP 54034767A JP 3476779 A JP3476779 A JP 3476779A JP S6230850 B2 JPS6230850 B2 JP S6230850B2
Authority
JP
Japan
Prior art keywords
valve
pressure
chamber
bypass
cylinder
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
JP54034767A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55126329A (en
Inventor
Keitaro Yonezawa
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.)
Aioi Seiki Inc
Original Assignee
Aioi Seiki Inc
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 Aioi Seiki Inc filed Critical Aioi Seiki Inc
Priority to JP3476779A priority Critical patent/JPS55126329A/ja
Publication of JPS55126329A publication Critical patent/JPS55126329A/ja
Publication of JPS6230850B2 publication Critical patent/JPS6230850B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Presses And Accessory Devices Thereof (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
JP3476779A 1979-03-23 1979-03-23 Control valve mechanism of fluid type die cushion device in press machine Granted JPS55126329A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3476779A JPS55126329A (en) 1979-03-23 1979-03-23 Control valve mechanism of fluid type die cushion device in press machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3476779A JPS55126329A (en) 1979-03-23 1979-03-23 Control valve mechanism of fluid type die cushion device in press machine

Publications (2)

Publication Number Publication Date
JPS55126329A JPS55126329A (en) 1980-09-30
JPS6230850B2 true JPS6230850B2 (enrdf_load_stackoverflow) 1987-07-04

Family

ID=12423447

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3476779A Granted JPS55126329A (en) 1979-03-23 1979-03-23 Control valve mechanism of fluid type die cushion device in press machine

Country Status (1)

Country Link
JP (1) JPS55126329A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4540930B2 (ja) * 2002-12-24 2010-09-08 株式会社協豊製作所 プレス機械のクッション装置
KR100923788B1 (ko) 2008-06-16 2009-10-27 황용기 유체손실방지용 어셈블리

Also Published As

Publication number Publication date
JPS55126329A (en) 1980-09-30

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