CZ396097A3 - Hydraulická jednotka převodníku tlaku, zejména pro lis, pracující způsobem přetváření vysokým vnitřním tlakem - Google Patents

Hydraulická jednotka převodníku tlaku, zejména pro lis, pracující způsobem přetváření vysokým vnitřním tlakem Download PDF

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Publication number
CZ396097A3
CZ396097A3 CZ973960A CZ396097A CZ396097A3 CZ 396097 A3 CZ396097 A3 CZ 396097A3 CZ 973960 A CZ973960 A CZ 973960A CZ 396097 A CZ396097 A CZ 396097A CZ 396097 A3 CZ396097 A3 CZ 396097A3
Authority
CZ
Czechia
Prior art keywords
piston
piston rod
pressure transducer
hydraulic pressure
leakage
Prior art date
Application number
CZ973960A
Other languages
Czech (cs)
English (en)
Inventor
Manfred Breckner
Peter Kirmair
Original Assignee
Mannesmann Rexroth Ag
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 Mannesmann Rexroth Ag filed Critical Mannesmann Rexroth Ag
Publication of CZ396097A3 publication Critical patent/CZ396097A3/cs

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B3/00—Intensifiers or fluid-pressure converters, e.g. pressure exchangers; Conveying pressure from one fluid system to another, without contact between the fluids
    • 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular 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
    • B30B1/32—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 plungers under fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Actuator (AREA)
  • Press Drives And Press Lines (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
CZ973960A 1995-06-09 1996-06-07 Hydraulická jednotka převodníku tlaku, zejména pro lis, pracující způsobem přetváření vysokým vnitřním tlakem CZ396097A3 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19521101A DE19521101A1 (de) 1995-06-09 1995-06-09 Hydraulische Druckübersetzereinheit, insbesondere für eine nach dem Innenhochdruckumformverfahren arbeitende Presse

Publications (1)

Publication Number Publication Date
CZ396097A3 true CZ396097A3 (cs) 1999-05-12

Family

ID=7764032

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ973960A CZ396097A3 (cs) 1995-06-09 1996-06-07 Hydraulická jednotka převodníku tlaku, zejména pro lis, pracující způsobem přetváření vysokým vnitřním tlakem

Country Status (7)

Country Link
EP (1) EP0830221B1 (de)
JP (1) JPH11509479A (de)
AT (1) ATE176414T1 (de)
CA (1) CA2224208A1 (de)
CZ (1) CZ396097A3 (de)
DE (2) DE19521101A1 (de)
WO (1) WO1996041692A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9904464D0 (sv) * 1999-12-07 1999-12-07 Jan Ericson Med Firma J Tec Apparatus for generating hydraulic pressure
PL2298940T3 (pl) * 2009-08-25 2013-01-31 Felss Burger Gmbh Urządzenie samowzmacniające dla wysokociśnieniowych elementów konstrukcyjnych, zwłaszcza dla przewodów rurowych
FR2965247B1 (fr) * 2010-09-27 2012-09-28 Snecma Dispositif hydraulique de changement de pas d?helice

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1185437A (en) * 1968-09-09 1970-03-25 Masanobu Nakamura Bulging Apparatus.
CS188679B1 (en) * 1977-04-05 1979-03-30 Jindrich Spacek Facility for the hydromechanic drawing
BG39831A1 (en) * 1983-01-26 1986-09-15 Petkov Method and device for processing of blanks by hydroplastic forming
US4580427A (en) * 1984-12-13 1986-04-08 Eisho Seisakusho Co., Ltd. Method for manufacturing ornamented head lug pipes
DE4133188A1 (de) * 1990-10-08 1992-04-09 Zahnradfabrik Friedrichshafen Dichtungsanordnung
DE4312589C2 (de) * 1992-10-27 1998-07-09 Mannesmann Rexroth Ag Hydraulisches System für eine Umformpresse

Also Published As

Publication number Publication date
JPH11509479A (ja) 1999-08-24
DE59601271D1 (de) 1999-03-18
EP0830221A1 (de) 1998-03-25
WO1996041692A1 (de) 1996-12-27
DE19521101A1 (de) 1996-12-12
ATE176414T1 (de) 1999-02-15
EP0830221B1 (de) 1999-02-03
CA2224208A1 (en) 1996-12-27

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