IT437789A - - Google Patents

Info

Publication number
IT437789A
IT437789A IT437789DA IT437789A IT 437789 A IT437789 A IT 437789A IT 437789D A IT437789D A IT 437789DA IT 437789 A IT437789 A IT 437789A
Authority
IT
Italy
Application number
Other languages
Italian (it)
Publication of IT437789A publication Critical patent/IT437789A/it

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
    • B21C37/29—Making branched pieces, e.g. T-pieces
    • B21C37/292—Forming collars by drawing or pushing a rigid forming tool through an opening in the tube wall

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
IT437789D IT437789A (de)

Publications (1)

Publication Number Publication Date
IT437789A true IT437789A (de)

Family

ID=1761394

Family Applications (1)

Application Number Title Priority Date Filing Date
IT437789D IT437789A (de)

Country Status (1)

Country Link
IT (1) IT437789A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477915A1 (fr) * 1980-03-14 1981-09-18 Eckold Vorrichtung Dispositif pour former des collerettes sur des orifices traversant la paroi d'un tube
US5515710A (en) * 1992-03-30 1996-05-14 Efes Tex Ag Device for flaring out pipes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477915A1 (fr) * 1980-03-14 1981-09-18 Eckold Vorrichtung Dispositif pour former des collerettes sur des orifices traversant la paroi d'un tube
US4400966A (en) * 1980-03-14 1983-08-30 Walter Eckold Gmbh & Co. Tool for forming a lateral opening in a tube
US5515710A (en) * 1992-03-30 1996-05-14 Efes Tex Ag Device for flaring out pipes

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IT437789A (de)