FR852926A - Machine à dresser des aiguilles à partir d'une matière constitutive - Google Patents

Machine à dresser des aiguilles à partir d'une matière constitutive

Info

Publication number
FR852926A
FR852926A FR852926DA FR852926A FR 852926 A FR852926 A FR 852926A FR 852926D A FR852926D A FR 852926DA FR 852926 A FR852926 A FR 852926A
Authority
FR
France
Prior art keywords
straightening
needles
machine
constituent material
constituent
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.)
Expired
Application number
Other languages
English (en)
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.)
THERMEK CORP
Original Assignee
THERMEK 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
Application filed by THERMEK CORP filed Critical THERMEK CORP
Application granted granted Critical
Publication of FR852926A publication Critical patent/FR852926A/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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with helical guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR852926D 1939-04-11 1939-04-11 Machine à dresser des aiguilles à partir d'une matière constitutive Expired FR852926A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR852926T 1939-04-11

Publications (1)

Publication Number Publication Date
FR852926A true FR852926A (fr) 1940-03-06

Family

ID=9326849

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852926D Expired FR852926A (fr) 1939-04-11 1939-04-11 Machine à dresser des aiguilles à partir d'une matière constitutive

Country Status (1)

Country Link
FR (1) FR852926A (fr)

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