EP0077897A3 - Press for making dimensionally stable pressed articles from powdery material - Google Patents

Press for making dimensionally stable pressed articles from powdery material Download PDF

Info

Publication number
EP0077897A3
EP0077897A3 EP82107540A EP82107540A EP0077897A3 EP 0077897 A3 EP0077897 A3 EP 0077897A3 EP 82107540 A EP82107540 A EP 82107540A EP 82107540 A EP82107540 A EP 82107540A EP 0077897 A3 EP0077897 A3 EP 0077897A3
Authority
EP
European Patent Office
Prior art keywords
press
dimensionally stable
powdery material
pressed articles
making dimensionally
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
EP82107540A
Other languages
German (de)
Other versions
EP0077897B2 (en
EP0077897A2 (en
EP0077897B1 (en
Inventor
Hubert Dipl.-Ing. Schaidl
Dietmar Herren
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.)
DORST Technologies GmbH and Co KG
Original Assignee
DORST Technologies GmbH and Co KG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6144719&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0077897(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by DORST Technologies GmbH and Co KG filed Critical DORST Technologies GmbH and Co KG
Publication of EP0077897A2 publication Critical patent/EP0077897A2/en
Publication of EP0077897A3 publication Critical patent/EP0077897A3/en
Application granted granted Critical
Publication of EP0077897B1 publication Critical patent/EP0077897B1/en
Publication of EP0077897B2 publication Critical patent/EP0077897B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
EP82107540A 1981-10-23 1982-08-18 Press for making dimensionally stable pressed articles from powdery material Expired - Lifetime EP0077897B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3142126 1981-10-23
DE19813142126 DE3142126A1 (en) 1981-10-23 1981-10-23 "PRESS FOR THE PRODUCTION OF TAILORED PRESSINGS FROM POWDER-SHAPED MATERIAL"

Publications (4)

Publication Number Publication Date
EP0077897A2 EP0077897A2 (en) 1983-05-04
EP0077897A3 true EP0077897A3 (en) 1984-11-28
EP0077897B1 EP0077897B1 (en) 1987-04-15
EP0077897B2 EP0077897B2 (en) 1993-08-25

Family

ID=6144719

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82107540A Expired - Lifetime EP0077897B2 (en) 1981-10-23 1982-08-18 Press for making dimensionally stable pressed articles from powdery material

Country Status (3)

Country Link
US (1) US4482307A (en)
EP (1) EP0077897B2 (en)
DE (1) DE3142126A1 (en)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608852A (en) 1983-08-24 1986-09-02 Amada Company, Limited Press machine
DE3541387A1 (en) * 1985-11-22 1987-05-27 Netzsch Maschinenfabrik PRESS FOR PRODUCING MOLDINGS FROM POWDERED OR GRANULAR MATERIALS
AT384954B (en) * 1986-09-11 1988-02-10 Simmering Graz Pauker Ag HIGH PRESSURE VESSEL WITH PAMPING DEVICE
ATE55086T1 (en) * 1987-05-07 1990-08-15 Graebener Theodor Pressensyst PRESS, IN PARTICULAR FOR THE MANUFACTURE OF DIMENSIONAL PRESSINGS FROM POWDER MATERIALS, AND METHOD FOR OPERATION OF SUCH PRESS.
IT1221597B (en) * 1987-07-24 1990-07-12 Ugo Giannelli MOLDING AND SHAPING EQUIPMENT OF CONCRETE MANUFACTURED PRODUCTS FROM PRESSES
ATE61761T1 (en) * 1987-09-02 1991-04-15 Graebener Theodor Pressensyst PRESS, IN PARTICULAR FOR THE MANUFACTURE OF DIMENSIONAL PRESSINGS FROM POWDERY MATERIALS.
US5034448A (en) * 1987-09-17 1991-07-23 The Dow Chemical Company Slip composition for whiteware articles
US4915890A (en) * 1987-09-17 1990-04-10 The Dow Chemical Company Casting process
DE3829128A1 (en) * 1988-08-27 1990-03-08 Laeis Gmbh Method for producing pressed mould parts and device for implementing the method
DE3940192A1 (en) * 1989-02-02 1990-08-09 Gottfried Weber HYDRAULIC PRESS
DE3904617A1 (en) * 1989-02-16 1990-08-23 Didier Werke Ag Press for cold-forming moulding compounds to make moulded bodies, especially ceramic blocks
US5192560A (en) * 1989-03-07 1993-03-09 Canon Kabushiki Kaisha Variable mold apparatus
DE3909757A1 (en) * 1989-03-23 1990-09-27 Dorst Masch & Anlagen PRESS WITH A TOOL BASE TO BE INSERTED INTO THE PRESS
DE3916774A1 (en) * 1989-05-23 1990-11-29 Anton Heggenstaller METHOD AND DEVICE FOR PRESSING A RIGID BEAM-SHAPED SHAPED BODY FROM VEGETABLE SMALL PARTS
DE3919821C2 (en) * 1989-06-15 1994-04-07 Mannesmann Ag Method and device for producing dimensionally stable compacts
DE4000423C2 (en) * 1990-01-09 1998-10-08 Dorst Masch & Anlagen Press for the production of dimensionally stable compacts from powdered material
JPH07115233B2 (en) * 1990-08-10 1995-12-13 株式会社ヨシツカ精機 Powder molding press
DE9203546U1 (en) * 1992-03-17 1993-07-22 Komage - Gellner & Co. Maschinenfabrik Kg, 54427 Kell, De
DE4227640A1 (en) * 1992-08-18 1994-02-24 Mannesmann Ag Press for the production of dimensionally stable compacts
JP2980484B2 (en) * 1993-06-14 1999-11-22 コータキ精機株式会社 Die set type powder molding press
DE69325924T2 (en) * 1993-11-24 2000-02-17 Stackpole Ltd OFFSET MULTI-PIECE PRESS
ATE191175T1 (en) * 1993-11-24 2000-04-15 Stackpole Ltd UNDERCUT MULTIPLE PRESS MOLD
AT402375B (en) * 1994-10-14 1997-04-25 Kranzinger Norbert METHOD AND DEVICE FOR PRODUCING HOLLOW BLOCKS
US6440357B1 (en) 1996-05-09 2002-08-27 Stackpole Limited Compacted-powder opposed twin-helical gears and method
US6165400A (en) * 1996-05-09 2000-12-26 Stackpole Limited Compacted-powder opposed twin-helical gears and method
GB2360825B (en) * 2000-03-30 2004-11-17 Formflo Ltd Gear wheels roll formed from powder metal blanks
DE10135523C2 (en) * 2001-07-20 2003-07-31 Dorst Masch & Anlagen Press device for producing dimensionally stable compacts from powdered metal
DE10151858A1 (en) * 2001-10-24 2003-05-08 Dorst Masch & Anlagen Method for setting or monitoring a press tool and press tool or press control device therefor
WO2003059608A1 (en) * 2002-01-15 2003-07-24 Hawk Precision Components Group, Inc. Tool rig for the compaction of particulate material
DE10254656B4 (en) * 2002-11-22 2005-10-13 Dorst Technologies Gmbh & Co. Kg Press device for producing dimensionally stable compacts with central punch support
DE10355963A1 (en) * 2002-12-02 2004-06-24 Mold-Masters Limited, Georgetown Valve pin actuating apparatus for injection molding apparatus includes actuator, linkage element with mechanically upstream/downstream connectors and stop configured to engage a limit surface to limit the rotation angle of linkage element
DE102005044759B4 (en) * 2005-09-20 2007-07-12 Sms Meer Gmbh Device for producing a molded part
EP1849590B1 (en) 2006-04-29 2013-05-15 Fette GmbH Press
EP1849591B1 (en) 2006-04-29 2016-02-03 Fette GmbH Press
CN100410067C (en) * 2006-07-14 2008-08-13 严培义 Inner punch pin regulating mechanism for powder forming machine
CN103072299B (en) * 2012-12-25 2015-01-07 上海帮容环保科技有限公司 Oil press with mobile cushion blocks
EP3530448B1 (en) 2018-02-26 2023-06-21 Osterwalder AG Pressing device for a powder press and a tool changing system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2509783A (en) * 1945-10-17 1950-05-30 Hpm Dev Corp Apparatus for molding
GB677234A (en) * 1947-10-20 1952-08-13 Haller John An improved machine for briquetting powdered metal
US3172156A (en) * 1962-09-06 1965-03-09 Cincinnati Shaper Co Compacting press
DE2041923A1 (en) * 1969-08-29 1971-03-11 Parker Hannifin Corp Hydraulic press
US3596592A (en) * 1968-03-20 1971-08-03 Langenstein & Schemann Ag Capacitive detector for a ram movable on a frame
US3868201A (en) * 1973-04-17 1975-02-25 Wickes Corp Powdered metal press
DE2925902A1 (en) * 1979-06-27 1981-01-15 Manfred Wanzke Control signal generator for machine pressure - compares detected motion of pressure hammer with preselected signals via comparators

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556951A (en) * 1944-06-05 1951-06-12 Stokes Machine Co Powdered material compacting press
DE976579C (en) * 1946-12-04 1963-12-05 Husqvarna Vapenfabriks Ab Press tool for the production of pressed bodies to be sintered from metal powder
US3191232A (en) * 1961-12-07 1965-06-29 Haller John Hydraulic compacting press
US3337916A (en) * 1965-10-28 1967-08-29 Cincinnati Shaper Co Compacting press with selective ejection
SE338241B (en) * 1967-03-22 1971-08-30 Asea Ab
US3664784A (en) * 1970-01-19 1972-05-23 Pennwalt Corp Compacting press
DE2519708C3 (en) * 1974-05-03 1980-04-10 Agence Nationale De Valorisation De La Recherche (Anvar), Neuilly-Sur-Seine, Hauts-De-Seine (Frankreich) Method and apparatus for manufacturing contact lenses
US4153399A (en) * 1977-09-08 1979-05-08 Ptx-Pentronix, Inc. Multiple punch tool set for powder compacting press
IT1107475B (en) * 1978-07-24 1985-11-25 Merisinter Spa PRESS AND MOLD HOLDER COMPLEX FOR POWDER METALLURGY COMPACTION
DE2924704A1 (en) * 1979-06-19 1981-01-15 Dorst Keramikmasch DEVICE FOR DETERMINING THE HEIGHT OF PRESSED PARTS ON A PRESS, IN PARTICULAR FOR PRESSING PRESSED PARTS FROM POWDER-BASED INITIAL MATERIAL
JPS599280B2 (en) * 1980-09-09 1984-03-01 玉川機械株式会社 Floating punch stop and release device in powder forming press

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2509783A (en) * 1945-10-17 1950-05-30 Hpm Dev Corp Apparatus for molding
GB677234A (en) * 1947-10-20 1952-08-13 Haller John An improved machine for briquetting powdered metal
US3172156A (en) * 1962-09-06 1965-03-09 Cincinnati Shaper Co Compacting press
US3596592A (en) * 1968-03-20 1971-08-03 Langenstein & Schemann Ag Capacitive detector for a ram movable on a frame
DE2041923A1 (en) * 1969-08-29 1971-03-11 Parker Hannifin Corp Hydraulic press
US3868201A (en) * 1973-04-17 1975-02-25 Wickes Corp Powdered metal press
DE2925902A1 (en) * 1979-06-27 1981-01-15 Manfred Wanzke Control signal generator for machine pressure - compares detected motion of pressure hammer with preselected signals via comparators

Also Published As

Publication number Publication date
DE3142126A1 (en) 1983-05-11
EP0077897B2 (en) 1993-08-25
EP0077897A2 (en) 1983-05-04
DE3142126C2 (en) 1988-01-14
US4482307A (en) 1984-11-13
EP0077897B1 (en) 1987-04-15

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