DE3778592D1 - STAMP AND PRESSES. - Google Patents

STAMP AND PRESSES.

Info

Publication number
DE3778592D1
DE3778592D1 DE8787305861T DE3778592T DE3778592D1 DE 3778592 D1 DE3778592 D1 DE 3778592D1 DE 8787305861 T DE8787305861 T DE 8787305861T DE 3778592 T DE3778592 T DE 3778592T DE 3778592 D1 DE3778592 D1 DE 3778592D1
Authority
DE
Germany
Prior art keywords
stamp
presses
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 - Fee Related
Application number
DE8787305861T
Other languages
German (de)
Inventor
Rodney Linval
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.)
LINVAL
Original Assignee
LINVAL
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 LINVAL filed Critical LINVAL
Application granted granted Critical
Publication of DE3778592D1 publication Critical patent/DE3778592D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B30B1/007—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 using a fluid connection between the drive means and the press ram
    • 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
    • B21D28/32—Perforating, i.e. punching holes in other articles of special shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)
DE8787305861T 1986-06-27 1987-07-02 STAMP AND PRESSES. Expired - Fee Related DE3778592D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868615709A GB8615709D0 (en) 1986-06-27 1986-06-27 Punches

Publications (1)

Publication Number Publication Date
DE3778592D1 true DE3778592D1 (en) 1992-06-04

Family

ID=10600189

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787305861T Expired - Fee Related DE3778592D1 (en) 1986-06-27 1987-07-02 STAMP AND PRESSES.

Country Status (3)

Country Link
EP (1) EP0251796B1 (en)
DE (1) DE3778592D1 (en)
GB (1) GB8615709D0 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2654037B1 (en) * 1989-11-07 1994-08-05 Renault PRESS TOOLS WITH HYDRAULIC SLIDER CONTROL DEVICE.
KR960701740A (en) * 1993-04-26 1996-03-28 마이클 디. 댄리 PRESSDRIVEN TOOL MODULE IN PARTICULAR PRESS-DRIVEN CROSSPUNCHING OR BENDING UNIT
ATE208857T1 (en) * 1996-09-26 2001-11-15 Simone Bordignon HYDRAULIC PRESS WITH AUTOMATIC OIL COMPENSATION
DE19830825B4 (en) * 1998-07-09 2006-10-12 Schnupp Gmbh & Co Hydraulik Kg forming tool
KR100391453B1 (en) * 2000-12-30 2003-07-12 현대자동차주식회사 Piercing device for press system
KR101072305B1 (en) 2005-07-15 2011-10-11 현대자동차주식회사 Piercing Press
GB2464756B (en) * 2008-10-28 2013-06-05 Linval Rodney Improvements in or relating to punches or presses
JP6197766B2 (en) * 2014-08-26 2017-09-20 Ｊｆｅスチール株式会社 Press mold equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112153A (en) * 1936-05-25 1938-03-22 Midwest Production Engineering Hydraulic punch and die unit
DE1919095C3 (en) * 1969-04-15 1974-03-21 Gabriel, Guenther, 8035 Gauting Hydropneumatic piston-cylinder unit for exerting forces on workpieces
FR2348051A1 (en) * 1976-04-12 1977-11-10 Polymatic Sa Hydraulically operated sheet metal piercing tool - has intermediate chamber between pressure multiplier head and double acting piercing cylinder
JPS6040621A (en) * 1983-08-11 1985-03-04 Nissan Motor Co Ltd Press die

Also Published As

Publication number Publication date
EP0251796A3 (en) 1988-11-30
EP0251796A2 (en) 1988-01-07
GB8615709D0 (en) 1986-08-06
EP0251796B1 (en) 1992-04-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee