IT1137934B - HYDRAULICALLY OPERATED PUNCHING MACHINE - Google Patents

HYDRAULICALLY OPERATED PUNCHING MACHINE

Info

Publication number
IT1137934B
IT1137934B IT22563/81A IT2256381A IT1137934B IT 1137934 B IT1137934 B IT 1137934B IT 22563/81 A IT22563/81 A IT 22563/81A IT 2256381 A IT2256381 A IT 2256381A IT 1137934 B IT1137934 B IT 1137934B
Authority
IT
Italy
Prior art keywords
punching machine
hydraulically operated
operated punching
hydraulically
machine
Prior art date
Application number
IT22563/81A
Other languages
Italian (it)
Other versions
IT8122563A0 (en
Inventor
Ishihara Masamitsu
Original Assignee
Ishihara Masamitsu
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 Ishihara Masamitsu filed Critical Ishihara Masamitsu
Publication of IT8122563A0 publication Critical patent/IT8122563A0/en
Application granted granted Critical
Publication of IT1137934B publication Critical patent/IT1137934B/en

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
IT22563/81A 1980-10-22 1981-06-25 HYDRAULICALLY OPERATED PUNCHING MACHINE IT1137934B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55147896A JPS592566B2 (en) 1980-10-22 1980-10-22 hydraulic puncher

Publications (2)

Publication Number Publication Date
IT8122563A0 IT8122563A0 (en) 1981-06-25
IT1137934B true IT1137934B (en) 1986-09-10

Family

ID=15440598

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22563/81A IT1137934B (en) 1980-10-22 1981-06-25 HYDRAULICALLY OPERATED PUNCHING MACHINE

Country Status (3)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6272727U (en) * 1985-10-26 1987-05-09
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 (en) * 1992-08-04 1993-12-02 Lai Xiao Wei Hand tool with hydraulic drive
DE4423049A1 (en) * 1994-07-03 1995-01-19 Lai Xiao Wei Variable-power, multi-purpose hydraulic device, as a hand tool, capable of both drawing and pressing, of the central-pin type (and concentric double-piston type)
JP3792307B2 (en) * 1996-08-26 2006-07-05 株式会社オグラ Hydraulic actuator

Also Published As

Publication number Publication date
DE3125810A1 (en) 1982-05-19
JPS592566B2 (en) 1984-01-19
JPS5772731A (en) 1982-05-07
IT8122563A0 (en) 1981-06-25

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970627