FR2430274B1 - - Google Patents

Info

Publication number
FR2430274B1
FR2430274B1 FR7917478A FR7917478A FR2430274B1 FR 2430274 B1 FR2430274 B1 FR 2430274B1 FR 7917478 A FR7917478 A FR 7917478A FR 7917478 A FR7917478 A FR 7917478A FR 2430274 B1 FR2430274 B1 FR 2430274B1
Authority
FR
France
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
FR7917478A
Other languages
French (fr)
Other versions
FR2430274A1 (en
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.)
OSTHOFF ROHRTECH
Original Assignee
OSTHOFF ROHRTECH
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 OSTHOFF ROHRTECH filed Critical OSTHOFF ROHRTECH
Publication of FR2430274A1 publication Critical patent/FR2430274A1/en
Application granted granted Critical
Publication of FR2430274B1 publication Critical patent/FR2430274B1/fr
Granted 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
    • B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/10—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism
    • B30B1/16—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by toggle mechanism operated by fluid-pressure means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Punching Or Piercing (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR7917478A 1978-07-06 1979-07-05 METHOD AND DEVICE FOR THE CONTINUOUS DRAWING OF HOLES IN TUBULAR BODIES Granted FR2430274A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2829681A DE2829681C2 (en) 1978-07-06 1978-07-06 Device for continuously punching holes in rod-shaped hollow bodies

Publications (2)

Publication Number Publication Date
FR2430274A1 FR2430274A1 (en) 1980-02-01
FR2430274B1 true FR2430274B1 (en) 1984-02-17

Family

ID=6043687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7917478A Granted FR2430274A1 (en) 1978-07-06 1979-07-05 METHOD AND DEVICE FOR THE CONTINUOUS DRAWING OF HOLES IN TUBULAR BODIES

Country Status (3)

Country Link
DE (1) DE2829681C2 (en)
FR (1) FR2430274A1 (en)
GB (1) GB2024690B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2497699A1 (en) * 1981-01-15 1982-07-16 Mulard Michel Press for punching holes in square hollow sections - uses mandrel matrix over which work is threaded in path of punch and punch-action guides
EP0249862A3 (en) * 1986-06-18 1989-11-15 Stockrail Services Limited Method of and apparatus for producing punched tube
GB2196894B (en) * 1986-11-05 1991-03-06 Jr Group Plc Tube working apparatus
AT404101B (en) * 1993-12-13 1998-08-25 Vaillant Gmbh METHOD FOR PRODUCING A GAS DISTRIBUTION PIPE
GB9504137D0 (en) * 1995-03-01 1995-04-19 Punchmaster Limited Apparatus for punching holes in elongate sections
IES950383A2 (en) * 1995-05-25 1995-09-20 Anwar Investments Limited "A process for producing a display system"
IL128089A (en) 1999-01-18 2002-02-10 Shoham Machines & Dies Ltd Punching press devices for profiled bars and method
AT409097B (en) * 2000-06-16 2002-05-27 Baumgartner Helmuth Ing DEVICE FOR PUNCHING A HOLE IN A HOLLOW PROFILE
CN118385367A (en) * 2024-06-24 2024-07-26 广东辰通管道科技有限公司 Stamping forming device and method for steel pipe machining

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1595678A (en) * 1925-06-30 1926-08-10 Joseph T Murphy Punch press
FR678426A (en) * 1928-09-14 1930-03-24 Mannesmann Roehren Werke Ag Device for providing holes in hollow bodies such as pipes, etc.
GB561602A (en) * 1942-12-24 1944-05-25 Tan Sad Ltd An improved piercing mechanism for tubes
FR1469116A (en) * 1965-11-26 1967-02-10 Method and device for punching hollow bodies of any section
AT280739B (en) * 1965-11-26 1970-04-27 Leopold Osthoff Device for punching holes in the wall of hollow bodies of any cross-section
DE2632713A1 (en) * 1976-07-21 1978-01-26 Heinz Spieker Hollow profile hole punch - has die parts with inclined adjacent faces held in position by slidable tube
DE7622943U1 (en) * 1976-07-21 1979-04-12 Spieker, Heinz, 4500 Osnabrueck DEVICE FOR PUNCHING HOLES IN HOLLOW PROFILES

Also Published As

Publication number Publication date
DE2829681C2 (en) 1983-10-20
DE2829681A1 (en) 1980-01-17
GB2024690B (en) 1982-08-25
FR2430274A1 (en) 1980-02-01
GB2024690A (en) 1980-01-16

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Legal Events

Date Code Title Description
ST Notification of lapse