FR769073A - Perfectionnement aux appareils à dudgeonner les tubes - Google Patents

Perfectionnement aux appareils à dudgeonner les tubes

Info

Publication number
FR769073A
FR769073A FR769073DA FR769073A FR 769073 A FR769073 A FR 769073A FR 769073D A FR769073D A FR 769073DA FR 769073 A FR769073 A FR 769073A
Authority
FR
France
Prior art keywords
improvement
tube expansion
expansion devices
devices
tube
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)
Inventor
Georges-Ernest Wagner
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 filed Critical
Application granted granted Critical
Publication of FR769073A publication Critical patent/FR769073A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/08—Tube expanders
    • B21D39/12—Tube expanders with rollers for expanding and flanging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR769073D 1933-05-13 1933-05-13 Perfectionnement aux appareils à dudgeonner les tubes Expired FR769073A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR769073T 1933-05-13

Publications (1)

Publication Number Publication Date
FR769073A true FR769073A (fr) 1934-08-18

Family

ID=9184577

Family Applications (1)

Application Number Title Priority Date Filing Date
FR769073D Expired FR769073A (fr) 1933-05-13 1933-05-13 Perfectionnement aux appareils à dudgeonner les tubes

Country Status (1)

Country Link
FR (1) FR769073A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649889A (en) * 1948-03-30 1953-08-25 Frank E Dudley Tube expanding
US2962079A (en) * 1955-01-28 1960-11-29 Quinn Esther Wilson Tube forming tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649889A (en) * 1948-03-30 1953-08-25 Frank E Dudley Tube expanding
US2962079A (en) * 1955-01-28 1960-11-29 Quinn Esther Wilson Tube forming tool

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