IE49621B1 - A process and machine for producing seamless pipe bends - Google Patents

A process and machine for producing seamless pipe bends

Info

Publication number
IE49621B1
IE49621B1 IE1923/79A IE192379A IE49621B1 IE 49621 B1 IE49621 B1 IE 49621B1 IE 1923/79 A IE1923/79 A IE 1923/79A IE 192379 A IE192379 A IE 192379A IE 49621 B1 IE49621 B1 IE 49621B1
Authority
IE
Ireland
Prior art keywords
pipe
pipe bend
core
bend
walled
Prior art date
Application number
IE1923/79A
Other languages
English (en)
Other versions
IE791923L (en
Original Assignee
Blaser Heinz
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 Blaser Heinz filed Critical Blaser Heinz
Publication of IE791923L publication Critical patent/IE791923L/xx
Publication of IE49621B1 publication Critical patent/IE49621B1/en

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
    • 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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/14—Spinning
    • B21D22/16—Spinning over shaping mandrels or formers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Forging (AREA)
IE1923/79A 1978-10-11 1979-10-09 A process and machine for producing seamless pipe bends IE49621B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1053478A CH634238A5 (de) 1978-10-11 1978-10-11 Verfahren und maschine zum fliessdruecken eines duennwandigeren naht- und falzlosen blech-rohrbogens aus einem kuerzeren und dickwandigeren rohrbogen-rohling.

Publications (2)

Publication Number Publication Date
IE791923L IE791923L (en) 1980-04-11
IE49621B1 true IE49621B1 (en) 1985-11-13

Family

ID=4364244

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1923/79A IE49621B1 (en) 1978-10-11 1979-10-09 A process and machine for producing seamless pipe bends

Country Status (14)

Country Link
EP (1) EP0010057B1 (de)
CA (1) CA1123381A (de)
CH (1) CH634238A5 (de)
CS (1) CS216685B2 (de)
DD (1) DD146402A5 (de)
DE (1) DE2964544D1 (de)
ES (1) ES484879A1 (de)
FI (1) FI792882A (de)
HU (1) HU178179B (de)
IE (1) IE49621B1 (de)
NO (1) NO148665C (de)
PL (1) PL218848A1 (de)
PT (1) PT70295A (de)
YU (1) YU231279A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1223306B (it) * 1987-10-09 1990-09-19 Blm Spa Procedimento e macchina per la deformazione plastica di corpi tubolari
US4989435A (en) * 1989-12-11 1991-02-05 Kabushiki Kaisha Asahi Kinzoku Hogyosho Method and apparatus for manufacturing curved pipe
US5979202A (en) * 1997-05-29 1999-11-09 Blakeley Engineering Ltd. Method and apparatus for making pipe line steel grooved-end fittings
US7316142B2 (en) 2004-05-21 2008-01-08 Lancaster Paul B Metal spin forming head

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2137864A (en) * 1935-09-28 1938-11-22 Taylor James Hall Method of making pipe fittings
US2560822A (en) * 1945-11-08 1951-07-17 Walton S Robinson Means and method for making seamless pipe elbows
DE1289017B (de) * 1963-10-03 1969-02-13 Lodge And Shipley Company Zentrifugalkraftaufnahme eines waehrend des Betriebs radial einstellbaren Traegers fuer ein Drueckwerkzeug
US3340713A (en) * 1965-02-11 1967-09-12 James E Webb Spin forming tubular elbows
FR1540166A (fr) * 1967-10-09 1968-09-20 Zentrale Entwicklung Konstrukt Dispositif de pressage de pièces étirées en longueur à symétrie de révolution
DE2714782A1 (de) * 1977-04-02 1978-10-05 Bertrams Ag Verfahren und vorrichtung zur herstellung von rohrkruemmern

Also Published As

Publication number Publication date
HU178179B (en) 1982-03-28
YU231279A (en) 1984-04-30
DE2964544D1 (en) 1983-02-24
FI792882A (fi) 1980-04-12
CH634238A5 (de) 1983-01-31
NO793232L (no) 1980-04-14
NO148665B (no) 1983-08-15
DD146402A5 (de) 1981-02-11
CA1123381A (en) 1982-05-11
CS216685B2 (en) 1982-11-26
NO148665C (no) 1983-11-23
EP0010057A1 (de) 1980-04-16
EP0010057B1 (de) 1983-01-19
IE791923L (en) 1980-04-11
ES484879A1 (es) 1980-04-01
PT70295A (de) 1979-11-01
PL218848A1 (de) 1980-06-16

Similar Documents

Publication Publication Date Title
US4487048A (en) Method and apparatus for beading the bodies of sheet metal cans
US4604885A (en) Machine for the bending of stranded material
US4207453A (en) Method of producing seam welded tube
US4085608A (en) Return elbow and crossover bender
EP0484155B1 (de) Zweirollen-Biegevorrichtung für Rohre
US3920173A (en) Method and machine for manufacturing shaped parts from flat sheet metal
US3361319A (en) Apparatus for making hollow tubes of metal plates cut in advance
IE49621B1 (en) A process and machine for producing seamless pipe bends
CA1098811A (en) Multiple station tube bender
US2635572A (en) Tubemaking apparatus
US3517534A (en) Apparatus for working tubes
US1984083A (en) Manufacture of sheet metal tubes
US2469775A (en) Apparatus for rolling flanges on tubes
NO141278B (no) Innretning til montering og demontering av veivaksellagerdekslet i en forbrenningsmotor
US4220028A (en) Method and device for producing tube bends
US1955410A (en) Method and apparatus for making tubular articles from strip material
JPH0747136Y2 (ja) 長尺材の蛇行形曲げ装置
GB1603538A (en) Pipe bending
US1968455A (en) Method and apparatus for forming pipe
US4480455A (en) Method and device for rolling tube to a smaller diameter
US3217521A (en) Tube reducing apparatus and method
WO1980000667A1 (en) Method for producing by repousse work of a metal sheet bent pipe,with a thin wall and without a joint bead,specific radius of curvature,opening angle and pipe diameter,with or without terminal cylindrical ends,from a thick wall tubular blank,and machine for implementing such method
AT360312B (de) Verfahren zum ausfliessdruecken von duennwandigen und nahtlosen blech-rohrbogen von beliebigem bogenradius, bogenwinkel und rohrdurchmesser aus einem kurzen und dickwandigen rohrrohling, mit oder ohne am rohrbogen anschliessenden zylindrischen rohrfortsaetzen, sowie eine maschine zur durchfuehrung des verfahrens
US3578935A (en) Automatic drum-forming machine
JPS6240091B2 (de)