FI50842C - Menetelmä putken pyöristämiseksi. - Google Patents

Menetelmä putken pyöristämiseksi.

Info

Publication number
FI50842C
FI50842C FI681817A FI181768A FI50842C FI 50842 C FI50842 C FI 50842C FI 681817 A FI681817 A FI 681817A FI 181768 A FI181768 A FI 181768A FI 50842 C FI50842 C FI 50842C
Authority
FI
Finland
Prior art keywords
rounding
pipes
procedure
rounding pipes
Prior art date
Application number
FI681817A
Other languages
English (en)
Swedish (sv)
Other versions
FI50842B (fi
Inventor
John Henry Beyer
Alfred Boyles
Original Assignee
United States Pipe Foundry
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 United States Pipe Foundry filed Critical United States Pipe Foundry
Publication of FI50842B publication Critical patent/FI50842B/fi
Application granted granted Critical
Publication of FI50842C publication Critical patent/FI50842C/fi

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
    • B21C37/30—Finishing tubes, e.g. sizing, burnishing
    • 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
    • B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
    • B21D1/06—Removing local distortions
    • B21D1/08—Removing local distortions of hollow bodies made from sheet metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Articles (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Earth Drilling (AREA)
FI681817A 1967-06-29 1968-06-27 Menetelmä putken pyöristämiseksi. FI50842C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64992067A 1967-06-29 1967-06-29

Publications (2)

Publication Number Publication Date
FI50842B FI50842B (fi) 1976-04-30
FI50842C true FI50842C (fi) 1976-08-10

Family

ID=24606783

Family Applications (1)

Application Number Title Priority Date Filing Date
FI681817A FI50842C (fi) 1967-06-29 1968-06-27 Menetelmä putken pyöristämiseksi.

Country Status (9)

Country Link
US (1) US3464253A (fi)
BE (1) BE717403A (fi)
DE (1) DE1752629C3 (fi)
ES (1) ES353826A1 (fi)
FI (1) FI50842C (fi)
FR (1) FR1570221A (fi)
GB (1) GB1197650A (fi)
NL (1) NL6807272A (fi)
SE (1) SE342994B (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699792A (en) * 1968-07-11 1972-10-24 Riv Skf Officine De Villar Pet Process and apparatus for correcting irregularities in the circularity of rings
US4030330A (en) * 1975-10-10 1977-06-21 Ironside's Machine & Welding Ltd. Multiple roll recorrugator
CA1196584A (en) * 1981-11-04 1985-11-12 Sumitomo Metal Industries, Ltd. Metallic tubular structure having improved collapse strength and method of producing the same
FR2542646B1 (fr) * 1983-03-14 1985-07-12 Maxel Jacques Machine a reformer les futs
DE8433487U1 (de) * 1984-11-15 1985-03-14 Hoesch Ag, 4600 Dortmund Unterflur-radsatzdrehmaschine zum reprofilieren der radreifenumrisse von eisenbahn-radsaetzen
US4624123A (en) * 1985-05-07 1986-11-25 Bertolette Machines, Inc. Straightening machine for motor armature assemblies and the like
IT1236712B (it) * 1989-11-15 1993-03-26 Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore.
US5193376A (en) * 1991-10-15 1993-03-16 Weitl Gary E Machine and method for repairing damaged grain aeration pipes
US6490900B1 (en) 2000-10-11 2002-12-10 American Cast Iron Pipe Company Pipe gauging and rounding apparatus and method
US6655182B2 (en) * 2001-05-18 2003-12-02 Lindab Ab Apparatus and method for reshaping tubes
US7137281B1 (en) * 2004-02-23 2006-11-21 Mccorvey Robert L Process and apparatus for forming oversized circular pipe
US8561445B2 (en) * 2008-10-21 2013-10-22 Smi & Hydraulics, Inc. Rounding system and method used in the manufacture of wind towers
JP6102245B2 (ja) * 2012-12-21 2017-03-29 日本精工株式会社 リング状ワークの変形矯正装置
CN108262363B (zh) * 2018-04-26 2019-12-24 重庆西重特种铝业有限公司 一种椭锥管拉拔机
CN112170533A (zh) * 2020-09-18 2021-01-05 佛山市卓粤建澜机械科技有限公司 通用型自动制管机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US455186A (en) * 1891-06-30 Alexander stanley elmore
FR763565A (fr) * 1933-11-08 1934-05-03 Machine à débosseler les corps cylindriques et en particulier les bidons de lait
US2550842A (en) * 1948-06-25 1951-05-01 Nat Tube Co Machine for straightening pipe
GB944318A (en) * 1961-11-06 1963-12-11 Charles Walter Ridley Improved method of, and means for, straightening tubes
US3213659A (en) * 1963-01-28 1965-10-26 Ohio Crankshaft Co Apparatus and method for straightening metal shafts

Also Published As

Publication number Publication date
SE342994B (fi) 1972-02-28
GB1197650A (en) 1970-07-08
DE1752629A1 (de) 1970-12-23
BE717403A (fi) 1968-12-02
FI50842B (fi) 1976-04-30
ES353826A1 (es) 1969-10-16
NL6807272A (fi) 1968-12-30
DE1752629C3 (de) 1975-01-30
US3464253A (en) 1969-09-02
DE1752629B2 (de) 1974-06-20
FR1570221A (fi) 1969-06-06

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