DE1949272A1 - A method of tapering the end of a Werkstueckes and apparatus for carrying out the method - Google Patents

A method of tapering the end of a Werkstueckes and apparatus for carrying out the method

Info

Publication number
DE1949272A1
DE1949272A1 DE19691949272 DE1949272A DE1949272A1 DE 1949272 A1 DE1949272 A1 DE 1949272A1 DE 19691949272 DE19691949272 DE 19691949272 DE 1949272 A DE1949272 A DE 1949272A DE 1949272 A1 DE1949272 A1 DE 1949272A1
Authority
DE
Germany
Prior art keywords
werkstueckes
tapering
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.)
Ceased
Application number
DE19691949272
Other languages
German (de)
Inventor
Peter Alexoff
Mitchell George A
Halstead Fred E
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.)
George A Mitchell Co
Original Assignee
George A Mitchell Co
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
Priority to US76487568A priority Critical
Application filed by George A Mitchell Co filed Critical George A Mitchell Co
Publication of DE1949272A1 publication Critical patent/DE1949272A1/en
Ceased legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00Pointing; Push-pointing
    • B21C5/003Pointing; Push-pointing of hollow material, e.g. tube
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C5/00Pointing; Push-pointing
DE19691949272 1968-10-03 1969-09-30 A method of tapering the end of a Werkstueckes and apparatus for carrying out the method Ceased DE1949272A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US76487568A true 1968-10-03 1968-10-03

Publications (1)

Publication Number Publication Date
DE1949272A1 true DE1949272A1 (en) 1970-06-04

Family

ID=25072040

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691949272 Ceased DE1949272A1 (en) 1968-10-03 1969-09-30 A method of tapering the end of a Werkstueckes and apparatus for carrying out the method

Country Status (5)

Country Link
US (1) US3572080A (en)
BE (1) BE739728A (en)
DE (1) DE1949272A1 (en)
FR (1) FR2019866A1 (en)
GB (1) GB1266951A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19634307A1 (en) * 1996-08-24 1998-02-26 Bueltmann Monika Two-function tool for preparing tube ends for draw-bench

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845653A (en) * 1971-03-22 1974-11-05 Continental Can Co Double stage necking
DE2401345A1 (en) * 1974-01-09 1975-07-10 Mannesmann Roehren Werke Ag Pull-stretching method for producing long pipes and apparatus for carrying out the method
GB2096512B (en) * 1979-06-08 1983-09-01 Stevens & Bullivant Ltd Tube end forming apparatus with automatic control
DE19735486C2 (en) * 1997-08-16 2000-07-20 Felss Geb Device and method for cold forming workpieces
CA2342702A1 (en) * 2001-04-04 2002-10-04 Copperweld Canada Inc. Forming method using tube blanks of variable wall thickness
US6735998B2 (en) 2002-10-04 2004-05-18 George A. Mitchell Company Method of making metal ball bats
US6779375B1 (en) 2003-03-26 2004-08-24 Randall L. Alexoff Method and apparatus for producing tubes and hollow shafts
US6807837B1 (en) 2003-03-26 2004-10-26 Randall L. Alexoff Method and apparatus for producing variable wall thickness tubes and hollow shafts
US7114362B2 (en) * 2004-03-27 2006-10-03 George A. Mitchell Company Method of making metal workpiece
KR101417157B1 (en) * 2006-08-07 2014-07-08 휄쓰 게엠베하 Device and method for forming a workpiece
CN102878355A (en) * 2012-10-24 2013-01-16 珠海格力电器股份有限公司 Reducing pipeline part of air conditioning system
CN106607516A (en) * 2015-10-26 2017-05-03 镇江中焱数控设备有限公司 Pipe end forming machine
US10639690B2 (en) * 2016-07-22 2020-05-05 Sms Group Gmbh Preparing a tube end for rod drawing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR774985A (en) * 1933-08-18 1934-12-17 Maschb Ag Vormals Ehrhardt & S Method for stuffer stretching for the manufacture of tubes or hollow body
US2110965A (en) * 1934-07-02 1938-03-15 Tubus A G Reducing the diameter of hollow metal articles
DE730633C (en) * 1938-10-19 1943-01-15 Heinkel Flugzeugwerke Gmbh E hydraulic Rohreinziehpresse
FR942599A (en) * 1946-01-11 1949-02-11 Wellman Seaver Rolling Mill Co Processing the metal tube manufacturing method
GB843186A (en) * 1956-01-12 1960-08-04 Appel Process Ltd Improvements in or relating to the forging or swaging of elongated workpieces
US3035340A (en) * 1958-04-25 1962-05-22 Appel Process Ltd Methods for relieving stresses in and straightening tubular workpieces

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19634307A1 (en) * 1996-08-24 1998-02-26 Bueltmann Monika Two-function tool for preparing tube ends for draw-bench
DE19634307C2 (en) * 1996-08-24 1998-09-24 Bueltmann Monika Hydraulic system for forming a tubular tile

Also Published As

Publication number Publication date
US3572080A (en) 1971-03-23
FR2019866A1 (en) 1970-07-10
GB1266951A (en) 1972-03-15
BE739728A (en) 1970-03-16

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Legal Events

Date Code Title Description
8131 Rejection