JPS5772731A - Oil pressure puncher - Google Patents

Oil pressure puncher

Info

Publication number
JPS5772731A
JPS5772731A JP55147896A JP14789680A JPS5772731A JP S5772731 A JPS5772731 A JP S5772731A JP 55147896 A JP55147896 A JP 55147896A JP 14789680 A JP14789680 A JP 14789680A JP S5772731 A JPS5772731 A JP S5772731A
Authority
JP
Japan
Prior art keywords
chamber
piston
oil
pressure oil
oil tank
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
JP55147896A
Other languages
English (en)
Other versions
JPS592566B2 (ja
Inventor
Masamitsu Ishihara
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP55147896A priority Critical patent/JPS592566B2/ja
Priority to IT22563/81A priority patent/IT1137934B/it
Priority to DE19813125810 priority patent/DE3125810A1/de
Publication of JPS5772731A publication Critical patent/JPS5772731A/ja
Publication of JPS592566B2 publication Critical patent/JPS592566B2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/002—Drive of the tools

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Control Of Presses (AREA)
JP55147896A 1980-10-22 1980-10-22 油圧パンチヤ− Expired JPS592566B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP55147896A JPS592566B2 (ja) 1980-10-22 1980-10-22 油圧パンチヤ−
IT22563/81A IT1137934B (it) 1980-10-22 1981-06-25 Punzonatrice azionata idraulicamente
DE19813125810 DE3125810A1 (de) 1980-10-22 1981-06-30 Hydraulisch betaetigte stanzmaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55147896A JPS592566B2 (ja) 1980-10-22 1980-10-22 油圧パンチヤ−

Publications (2)

Publication Number Publication Date
JPS5772731A true JPS5772731A (en) 1982-05-07
JPS592566B2 JPS592566B2 (ja) 1984-01-19

Family

ID=15440598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55147896A Expired JPS592566B2 (ja) 1980-10-22 1980-10-22 油圧パンチヤ−

Country Status (3)

Country Link
JP (1) JPS592566B2 (ja)
DE (1) DE3125810A1 (ja)
IT (1) IT1137934B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6272727U (ja) * 1985-10-26 1987-05-09

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150644A (en) * 1990-04-17 1992-09-29 Kabushiku Kasisha Ogura Release valve mechanism in a fluid operated linear actuator for a portable cutter or the like
DE9210406U1 (de) * 1992-08-04 1993-12-02 Lai, Xiao Wei, 33619 Bielefeld Handwerkzeug mit Hydraulikantrieb
DE4423049A1 (de) * 1994-07-03 1995-01-19 Lai Xiao Wei Eine zentralbolzenförmige (und konzentrisch doppelkolbenförmige) gleichzeitig zieh- und druckfähige Mehrleistungs- und Mehrzweckhydraulik als Handwerkzeug
JP3792307B2 (ja) * 1996-08-26 2006-07-05 株式会社オグラ 油圧作動装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6272727U (ja) * 1985-10-26 1987-05-09

Also Published As

Publication number Publication date
DE3125810A1 (de) 1982-05-19
IT8122563A0 (it) 1981-06-25
IT1137934B (it) 1986-09-10
JPS592566B2 (ja) 1984-01-19

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