GB2151961B - Tapering machine, particularly for metal tubes for drawing - Google Patents

Tapering machine, particularly for metal tubes for drawing

Info

Publication number
GB2151961B
GB2151961B GB08425083A GB8425083A GB2151961B GB 2151961 B GB2151961 B GB 2151961B GB 08425083 A GB08425083 A GB 08425083A GB 8425083 A GB8425083 A GB 8425083A GB 2151961 B GB2151961 B GB 2151961B
Authority
GB
United Kingdom
Prior art keywords
metal tubes
tapering machine
tapering
machine
tubes
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
GB08425083A
Other versions
GB8425083D0 (en
GB2151961A (en
Inventor
Luciano Corsini
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.)
GNUTTI SpA TRAFILIERIE
Original Assignee
GNUTTI SpA TRAFILIERIE
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 GNUTTI SpA TRAFILIERIE filed Critical GNUTTI SpA TRAFILIERIE
Publication of GB8425083D0 publication Critical patent/GB8425083D0/en
Publication of GB2151961A publication Critical patent/GB2151961A/en
Application granted granted Critical
Publication of GB2151961B publication Critical patent/GB2151961B/en
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 OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00—Pointing; Push-pointing
    • B21C5/003—Pointing; Push-pointing of hollow material, e.g. tube
    • 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
    • B21C5/00—Pointing; Push-pointing
    • 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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • ing And Chemical Polishing (AREA)
GB08425083A 1983-11-22 1984-10-04 Tapering machine, particularly for metal tubes for drawing Expired GB2151961B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT05221/83A IT1195454B (en) 1983-11-22 1983-11-22 POINTING MACHINE PARTICULARLY FOR METAL TUBES TO BE DRAWN

Publications (3)

Publication Number Publication Date
GB8425083D0 GB8425083D0 (en) 1984-11-07
GB2151961A GB2151961A (en) 1985-07-31
GB2151961B true GB2151961B (en) 1987-06-10

Family

ID=11119560

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08425083A Expired GB2151961B (en) 1983-11-22 1984-10-04 Tapering machine, particularly for metal tubes for drawing

Country Status (4)

Country Link
DE (1) DE3435371A1 (en)
FR (1) FR2555078B1 (en)
GB (1) GB2151961B (en)
IT (1) IT1195454B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3600700A1 (en) * 1986-01-13 1987-07-23 Rudolf Bueltmann Machine for pushing tube-drawing points (pushpointer)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2589142A (en) * 1948-03-25 1952-03-11 Rotheroe James Reginald Die
BE620505A (en) * 1961-07-20
FR1447123A (en) * 1962-07-17 1966-07-29 Device for shrinking tube ends or the like and its various applications
DE1954575B2 (en) * 1969-10-30 1972-02-17 Fa. Friedr. Krollmann, 5990 Altena FORMING PRESS WITH AT LEAST THREE STAR-SHAPED PRISMATIC PRISM JAWS IN PARTICULAR FOR FINGING PIPES
US3695087A (en) * 1970-08-26 1972-10-03 Arthur H Tuberman Method and apparatus for pointing tubes

Also Published As

Publication number Publication date
DE3435371A1 (en) 1985-05-30
GB8425083D0 (en) 1984-11-07
GB2151961A (en) 1985-07-31
IT8305221A0 (en) 1983-11-22
FR2555078B1 (en) 1994-05-27
FR2555078A1 (en) 1985-05-24
IT1195454B (en) 1988-10-19

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years