FR2365384B1 - - Google Patents

Info

Publication number
FR2365384B1
FR2365384B1 FR7728129A FR7728129A FR2365384B1 FR 2365384 B1 FR2365384 B1 FR 2365384B1 FR 7728129 A FR7728129 A FR 7728129A FR 7728129 A FR7728129 A FR 7728129A FR 2365384 B1 FR2365384 B1 FR 2365384B1
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
FR7728129A
Other versions
FR2365384A1 (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.)
FRICKE THEODOR
Original Assignee
FRICKE THEODOR
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 FRICKE THEODOR filed Critical FRICKE THEODOR
Publication of FR2365384A1 publication Critical patent/FR2365384A1/fr
Application granted granted Critical
Publication of FR2365384B1 publication Critical patent/FR2365384B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
FR7728129A 1976-09-24 1977-09-19 Procede et machine de fabrication de demi-coquille en tole Granted FR2365384A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762642942 DE2642942C3 (de) 1976-09-24 1976-09-24 Verfahren und Vorrichtung zur Herstellung von Bogenhalbschalen

Publications (2)

Publication Number Publication Date
FR2365384A1 FR2365384A1 (fr) 1978-04-21
FR2365384B1 true FR2365384B1 (fr) 1983-11-25

Family

ID=5988711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7728129A Granted FR2365384A1 (fr) 1976-09-24 1977-09-19 Procede et machine de fabrication de demi-coquille en tole

Country Status (3)

Country Link
DE (1) DE2642942C3 (fr)
FR (1) FR2365384A1 (fr)
PL (1) PL200987A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59156517A (ja) * 1983-02-25 1984-09-05 Chuo Denki Seisakusho:Kk ベンダ−の曲げ駆動装置
AT382330B (de) * 1984-01-12 1987-02-10 Wotsch Werner Verfahren zum herstellen von rohrbogenhalbschalen
US4750346A (en) * 1987-09-25 1988-06-14 Eaton Leonard Technologies, Inc. Link drive for bending arm of tube bending machine
JPH02142622A (ja) * 1988-11-24 1990-05-31 Chuo Electric Mfg Co Ltd 曲げ装置
CN102941446A (zh) * 2012-11-15 2013-02-27 江阴中南重工股份有限公司 一种等强度对称焊缝钢板制弯头的生产方法
CN104324989B (zh) * 2014-10-23 2016-08-17 平湖市品耀机器自动化有限公司 自动气缸折弯设备
CN104841741B (zh) * 2015-04-30 2017-04-26 浙江精工钢结构集团有限公司 一种双曲相贯盖板压制工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1840512A (en) * 1929-10-08 1932-01-12 Fred E Kling Method of making curved metal sections
FR1316609A (fr) * 1961-12-19 1963-02-01 Procédé de fabrication de coudes
GB1245907A (en) * 1970-01-21 1971-09-15 Ronland James Latham A method of and means for making metal elbows, return bends and the like
US3833985A (en) * 1972-11-13 1974-09-10 J Curry Method for making curved tubes

Also Published As

Publication number Publication date
FR2365384A1 (fr) 1978-04-21
DE2642942B2 (de) 1979-05-31
DE2642942A1 (de) 1978-03-30
DE2642942C3 (de) 1980-02-07
PL200987A1 (pl) 1978-05-22

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