DE521611C - Device for drawing conical hollow bodies - Google Patents

Device for drawing conical hollow bodies

Info

Publication number
DE521611C
DE521611C DEW83682D DEW0083682D DE521611C DE 521611 C DE521611 C DE 521611C DE W83682 D DEW83682 D DE W83682D DE W0083682 D DEW0083682 D DE W0083682D DE 521611 C DE521611 C DE 521611C
Authority
DE
Germany
Prior art keywords
hollow bodies
conical hollow
conical
bodies
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
DEW83682D
Other languages
German (de)
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.)
ERICH WIDAWSKI DR ING
Original Assignee
ERICH WIDAWSKI DR ING
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 ERICH WIDAWSKI DR ING filed Critical ERICH WIDAWSKI DR ING
Priority to DEW83682D priority Critical patent/DE521611C/en
Application granted granted Critical
Publication of DE521611C publication Critical patent/DE521611C/en
Expired 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
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/16Making tubes with varying diameter in longitudinal direction
    • B21C37/18Making tubes with varying diameter in longitudinal direction conical tubes
DEW83682D 1929-09-12 1929-09-12 Device for drawing conical hollow bodies Expired DE521611C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEW83682D DE521611C (en) 1929-09-12 1929-09-12 Device for drawing conical hollow bodies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW83682D DE521611C (en) 1929-09-12 1929-09-12 Device for drawing conical hollow bodies

Publications (1)

Publication Number Publication Date
DE521611C true DE521611C (en) 1931-03-27

Family

ID=7611757

Family Applications (1)

Application Number Title Priority Date Filing Date
DEW83682D Expired DE521611C (en) 1929-09-12 1929-09-12 Device for drawing conical hollow bodies

Country Status (1)

Country Link
DE (1) DE521611C (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748000C (en) * 1936-07-26 1944-10-23 A process for producing conical tubes of cylindrical tubes
US2432566A (en) * 1944-09-08 1947-12-16 Nat Tube Co Tapering metal tubes
US2537356A (en) * 1942-11-28 1951-01-09 See Fabriks Aktiebolag Rolling mill for the production of conical tubes
US2593772A (en) * 1942-12-16 1952-04-22 See Fabriks Aktiebolag Mandrel position adjustment means for pilgrim rolling mills
US2680391A (en) * 1951-08-17 1954-06-08 Ingersoll Milling Machine Co Apparatus for working metal
US3019678A (en) * 1958-07-21 1962-02-06 Fiell Cecil K Le Tube tapering machine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE748000C (en) * 1936-07-26 1944-10-23 A process for producing conical tubes of cylindrical tubes
US2537356A (en) * 1942-11-28 1951-01-09 See Fabriks Aktiebolag Rolling mill for the production of conical tubes
US2593772A (en) * 1942-12-16 1952-04-22 See Fabriks Aktiebolag Mandrel position adjustment means for pilgrim rolling mills
US2432566A (en) * 1944-09-08 1947-12-16 Nat Tube Co Tapering metal tubes
US2680391A (en) * 1951-08-17 1954-06-08 Ingersoll Milling Machine Co Apparatus for working metal
US3019678A (en) * 1958-07-21 1962-02-06 Fiell Cecil K Le Tube tapering machine

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