DE1900741C3 - Vorrichtung zur Formgebung konischer Metallrohre - Google Patents

Vorrichtung zur Formgebung konischer Metallrohre

Info

Publication number
DE1900741C3
DE1900741C3 DE1900741A DE1900741A DE1900741C3 DE 1900741 C3 DE1900741 C3 DE 1900741C3 DE 1900741 A DE1900741 A DE 1900741A DE 1900741 A DE1900741 A DE 1900741A DE 1900741 C3 DE1900741 C3 DE 1900741C3
Authority
DE
Germany
Prior art keywords
die
conical
mandrel
conical mandrel
movable plate
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
DE1900741A
Other languages
German (de)
English (en)
Other versions
DE1900741A1 (de
DE1900741B2 (de
Inventor
Yoshio Hamana Noda
Hiromichi Sugiura
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.)
Nippon Gakki Co Ltd
Original Assignee
Nippon Gakki Co Ltd
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 claimed from JP756868A external-priority patent/JPS4914066B1/ja
Application filed by Nippon Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Publication of DE1900741A1 publication Critical patent/DE1900741A1/de
Publication of DE1900741B2 publication Critical patent/DE1900741B2/de
Application granted granted Critical
Publication of DE1900741C3 publication Critical patent/DE1900741C3/de
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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
DE1900741A 1968-02-08 1969-01-03 Vorrichtung zur Formgebung konischer Metallrohre Expired DE1900741C3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP756868A JPS4914066B1 (enExample) 1968-02-08 1968-02-08
JP3958968 1968-05-15
JP3243268 1968-05-15

Publications (3)

Publication Number Publication Date
DE1900741A1 DE1900741A1 (de) 1969-09-04
DE1900741B2 DE1900741B2 (de) 1974-11-21
DE1900741C3 true DE1900741C3 (de) 1975-07-03

Family

ID=27277659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1900741A Expired DE1900741C3 (de) 1968-02-08 1969-01-03 Vorrichtung zur Formgebung konischer Metallrohre

Country Status (4)

Country Link
US (1) US3602030A (enExample)
DE (1) DE1900741C3 (enExample)
FR (1) FR1591423A (enExample)
GB (1) GB1252018A (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807213A (en) * 1971-10-28 1974-04-30 Aluminum Co Of America Method of making a hollow metal bat
EP0148514B1 (en) * 1981-03-13 1989-02-01 Santrade Ltd. Method and apparatus for cold drawing and imparting curvature to metal tubes
IT1160132B (it) * 1983-12-14 1987-03-04 Tubi Italia Spa Procedimento per la preparazione di comchiglie tubolari destinate ad impianti per la colata continua di acciaio
JPS60184429A (ja) * 1984-03-02 1985-09-19 Toyo Seikan Kaisha Ltd しごき成形機
DE3603846A1 (de) * 1986-02-07 1987-08-20 Krupp Corpoplast Masch Verfahren zum herstellen von hohlkoerpern aus thermoplastischem kunststoff
DE3603843A1 (de) * 1986-02-07 1987-08-20 Krupp Corpoplast Masch Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff
US7059365B2 (en) * 1999-12-03 2006-06-13 Shelby Enterprises, Inc. Fuel tank filler neck and method of manufacturing same
US6588459B2 (en) 1999-12-03 2003-07-08 Shelby Enterprises, Inc. Fuel tank filler neck and method of manufacturing same
US6330893B1 (en) 1999-12-03 2001-12-18 Shelby Enterprises, Inc. Fuel tank filter neck and method of manufacturing same
JP2002192250A (ja) * 2000-12-28 2002-07-10 Inst Of Physical & Chemical Res しごき加工用金型
US7048019B2 (en) * 2003-09-30 2006-05-23 Shelby Enterprises, Inc. Fuel filler tube assembly and manufacturing method
US6886582B2 (en) * 2003-10-06 2005-05-03 Young Ill Choi Spare fuel tank in a fuel tank of a vehicle
WO2015188099A1 (en) * 2014-06-06 2015-12-10 Bly Ip Inc. Core lifter case and methods for using same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US616357A (en) * 1898-12-20 Alfred mil ward reynolds and john thomas hewitt
US252423A (en) * 1882-01-17 Edwin b
US717178A (en) * 1902-10-14 1902-12-30 John Earle Manufacture of curved tubes, pipe-coils, or the like.
US1163062A (en) * 1914-03-24 1915-12-07 Tri Prong Hair Pin Co Wire-drawing die.
US1534698A (en) * 1922-11-03 1925-04-21 Gansert Fred Method of and apparatus for making paper-box caps
US1962469A (en) * 1931-06-01 1934-06-12 Taylor Forge & Pipe Works Method of making pipe bends
US2560822A (en) * 1945-11-08 1951-07-17 Walton S Robinson Means and method for making seamless pipe elbows
US3167044A (en) * 1958-04-14 1965-01-26 Kaiser Aluminium Chem Corp Forming apparatus
US3243985A (en) * 1964-09-28 1966-04-05 Atomic Energy Authority Uk Extrusion apparatus
US3327513A (en) * 1965-02-12 1967-06-27 John W Hinshaw Method and apparatus for working metal

Also Published As

Publication number Publication date
US3602030A (en) 1971-08-31
GB1252018A (enExample) 1971-11-03
DE1900741A1 (de) 1969-09-04
DE1900741B2 (de) 1974-11-21
FR1591423A (enExample) 1970-04-27

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee