FR2501547B1 - APPARATUS FOR TIGHTENING HOT OR COLD TUBE ENDS - Google Patents

APPARATUS FOR TIGHTENING HOT OR COLD TUBE ENDS

Info

Publication number
FR2501547B1
FR2501547B1 FR8202181A FR8202181A FR2501547B1 FR 2501547 B1 FR2501547 B1 FR 2501547B1 FR 8202181 A FR8202181 A FR 8202181A FR 8202181 A FR8202181 A FR 8202181A FR 2501547 B1 FR2501547 B1 FR 2501547B1
Authority
FR
France
Prior art keywords
tightening
hot
tube ends
cold tube
cold
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
FR8202181A
Other languages
French (fr)
Other versions
FR2501547A1 (en
Inventor
Joachim Wunsche
Rudolf Bultmann
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of FR2501547A1 publication Critical patent/FR2501547A1/en
Application granted granted Critical
Publication of FR2501547B1 publication Critical patent/FR2501547B1/en
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
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Treatment Of Fiber Materials (AREA)
FR8202181A 1981-03-16 1982-02-10 APPARATUS FOR TIGHTENING HOT OR COLD TUBE ENDS Expired FR2501547B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3110731A DE3110731C2 (en) 1981-03-16 1981-03-16 Device for molding pipe ends

Publications (2)

Publication Number Publication Date
FR2501547A1 FR2501547A1 (en) 1982-09-17
FR2501547B1 true FR2501547B1 (en) 1988-09-09

Family

ID=6127737

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8202181A Expired FR2501547B1 (en) 1981-03-16 1982-02-10 APPARATUS FOR TIGHTENING HOT OR COLD TUBE ENDS

Country Status (3)

Country Link
DE (1) DE3110731C2 (en)
FR (1) FR2501547B1 (en)
IT (1) IT1150307B (en)

Families Citing this family (7)

* 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)
DE3634229C1 (en) * 1986-10-08 1987-12-17 Rudolf Bueltmann Device for grasping a tube to be drawn
JPH03146213A (en) * 1989-10-31 1991-06-21 Showa Alum Corp Automatic pointing device for drawn tube
NL1011587C2 (en) * 1999-03-18 2000-09-20 Univ Delft Tech Tool for reducing diameter of hollow metal tube uses three roller which bear on outside of tube as it is rotated by lathe
ITPD20020219A1 (en) * 2002-08-07 2004-02-08 C M S Costruzione Macchine Speciali Srl HANDLING GROUP FOR TRAINING TOOLS
CN104338769A (en) * 2014-10-28 2015-02-11 无锡市得力手机械有限公司 Pointing rolling machine for wire drawing machine
CN107138544B (en) * 2017-06-23 2018-08-31 浙江飞达铜材有限公司 A kind of head apparatus processed for drawing copper tubes machine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR539991A (en) * 1921-08-27 1922-07-04 Ph Pichard Pere Et Fils Metal tube working machine
US2330811A (en) * 1942-01-24 1943-10-05 Metal Tube Shaping Corp Machine for configuring tubing
US2568991A (en) * 1943-03-11 1951-09-25 Bendix Aviat Corp Machine and method for closing metal tubes
FR1457184A (en) * 1965-12-09 1966-07-08 Demag Ag Process and installation for the manufacture of tubes of great lengths as well as tubes conforming to those thus obtained
CH438169A4 (en) * 1969-03-24 1974-02-28
US3815397A (en) * 1973-04-02 1974-06-11 Carrier Corp Swaging and finishing tool
DE2441981A1 (en) * 1974-08-30 1976-03-18 Mannesmann Roehren Werke Ag PIPE FISHING MACHINE,

Also Published As

Publication number Publication date
FR2501547A1 (en) 1982-09-17
IT8220158A0 (en) 1982-03-15
DE3110731A1 (en) 1982-09-23
DE3110731C2 (en) 1983-07-28
IT1150307B (en) 1986-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse