FR2125835A5 - - Google Patents

Info

Publication number
FR2125835A5
FR2125835A5 FR7134892A FR7134892A FR2125835A5 FR 2125835 A5 FR2125835 A5 FR 2125835A5 FR 7134892 A FR7134892 A FR 7134892A FR 7134892 A FR7134892 A FR 7134892A FR 2125835 A5 FR2125835 A5 FR 2125835A5
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
FR7134892A
Other languages
French (fr)
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.)
Langenstein and Schemann GmbH
Original Assignee
Langenstein and Schemann GmbH
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 Langenstein and Schemann GmbH filed Critical Langenstein and Schemann GmbH
Application granted granted Critical
Publication of FR2125835A5 publication Critical patent/FR2125835A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/06—Shaping thick-walled hollow articles, e.g. projectiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/14—Making other products

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
FR7134892A 1971-02-19 1971-09-28 Expired FR2125835A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712107962 DE2107962A1 (de) 1971-02-19 1971-02-19 Verfahren und Vorrichtung zur Herstellung einer Hülse aus einem Rohling mittels Vorwärtsfließpressen

Publications (1)

Publication Number Publication Date
FR2125835A5 true FR2125835A5 (enExample) 1972-09-29

Family

ID=5799245

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7134892A Expired FR2125835A5 (enExample) 1971-02-19 1971-09-28

Country Status (3)

Country Link
DE (1) DE2107962A1 (enExample)
FR (1) FR2125835A5 (enExample)
GB (1) GB1364566A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344735A (zh) * 2015-11-30 2016-02-24 玉环普天单向器有限公司 一种具有内孔的输出轴的冷挤压成型模具和成型工艺

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2743894C2 (de) * 1977-09-27 1985-06-27 Mannesmann AG, 4000 Düsseldorf Vorrichtung zum Pressen von einendig geschlossenen Hohlkörpern
US4249408A (en) * 1978-07-12 1981-02-10 Robert Lovell Process for extruding maraging steel
CN117753911B (zh) * 2024-02-22 2024-05-10 陕西长羽航空装备股份有限公司 一种薄壁壳体合金零件的反挤压成形制造工装及制造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344735A (zh) * 2015-11-30 2016-02-24 玉环普天单向器有限公司 一种具有内孔的输出轴的冷挤压成型模具和成型工艺
CN105344735B (zh) * 2015-11-30 2018-02-13 玉环普天单向器有限公司 一种具有内孔的输出轴的冷挤压成型模具和成型工艺

Also Published As

Publication number Publication date
GB1364566A (en) 1974-08-21
DE2107962A1 (de) 1972-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse