FR2162049B1 - - Google Patents

Info

Publication number
FR2162049B1
FR2162049B1 FR7242402A FR7242402A FR2162049B1 FR 2162049 B1 FR2162049 B1 FR 2162049B1 FR 7242402 A FR7242402 A FR 7242402A FR 7242402 A FR7242402 A FR 7242402A FR 2162049 B1 FR2162049 B1 FR 2162049B1
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
FR7242402A
Other languages
French (fr)
Other versions
FR2162049A1 (enrdf_load_stackoverflow
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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
Priority claimed from JP9651471A external-priority patent/JPS5110590B2/ja
Priority claimed from JP8530072U external-priority patent/JPS5114041Y2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of FR2162049A1 publication Critical patent/FR2162049A1/fr
Application granted granted Critical
Publication of FR2162049B1 publication Critical patent/FR2162049B1/fr
Expired 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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
FR7242402A 1971-11-29 1972-11-29 Expired FR2162049B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9651471A JPS5110590B2 (enrdf_load_stackoverflow) 1971-11-29 1971-11-29
JP8530072U JPS5114041Y2 (enrdf_load_stackoverflow) 1972-07-18 1972-07-18

Publications (2)

Publication Number Publication Date
FR2162049A1 FR2162049A1 (enrdf_load_stackoverflow) 1973-07-13
FR2162049B1 true FR2162049B1 (enrdf_load_stackoverflow) 1975-11-07

Family

ID=26426319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7242402A Expired FR2162049B1 (enrdf_load_stackoverflow) 1971-11-29 1972-11-29

Country Status (6)

Country Link
US (1) US3864952A (enrdf_load_stackoverflow)
CA (1) CA977216A (enrdf_load_stackoverflow)
DE (1) DE2258198C3 (enrdf_load_stackoverflow)
FR (1) FR2162049B1 (enrdf_load_stackoverflow)
GB (1) GB1388206A (enrdf_load_stackoverflow)
IT (1) IT971319B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11701699B2 (en) * 2019-09-23 2023-07-18 Horace Thompson Helicoidal blade manufacturing system and method
CN112718982B (zh) * 2020-12-24 2023-05-02 诸暨市金戋机械有限公司 一种换热器加工用的折弯装置及换热器的折弯方法
CN115722594A (zh) * 2022-11-17 2023-03-03 重庆海亮铜业有限公司 一种内螺纹铜管成型用自润滑芯杆

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2675773A (en) * 1954-04-20 Apparatus for making tapered flexible tubing
US2996025A (en) * 1956-08-16 1961-08-15 Danly Mach Specialties Inc Readily changeable die assembly for power presses
US2913946A (en) * 1956-08-22 1959-11-24 Philco Corp Die handling mechanism for facilitating insertion and removal thereof in presses
US2988234A (en) * 1959-03-18 1961-06-13 Western Electric Co Two-position work-feeding apparatus
US3146331A (en) * 1961-10-18 1964-08-25 Hoesch Ag Apparatus for producing helical-seam pipe
US3212430A (en) * 1963-08-30 1965-10-19 Minster Machine Co Sliding bolster press
US3207065A (en) * 1963-12-06 1965-09-21 Danly Mach Specialties Inc Quick die changing mechanism
DE1243131B (de) * 1964-10-31 1967-06-29 Lothar Kehne Maschine zur Herstellung zylindrischer und konischer Rohre verschiedener Durchmesser aus wendelfoermig gewickeltem Band
US3427854A (en) * 1967-03-28 1969-02-18 Bliss Co Movable bolster for presses
US3650015A (en) * 1969-02-04 1972-03-21 Pacific Roller Die Co Inc Helical pipe making method

Also Published As

Publication number Publication date
US3864952A (en) 1975-02-11
CA977216A (en) 1975-11-04
GB1388206A (en) 1975-03-26
DE2258198B2 (de) 1974-08-01
DE2258198C3 (de) 1975-03-13
DE2258198A1 (de) 1973-06-07
IT971319B (it) 1974-04-30
FR2162049A1 (enrdf_load_stackoverflow) 1973-07-13

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Legal Events

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