CA943912A - Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel - Google Patents

Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel

Info

Publication number
CA943912A
CA943912A CA130,349A CA130349A CA943912A CA 943912 A CA943912 A CA 943912A CA 130349 A CA130349 A CA 130349A CA 943912 A CA943912 A CA 943912A
Authority
CA
Canada
Prior art keywords
tapered
forming
tubular metal
metal blank
mandrel
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
CA130,349A
Other versions
CA130349S (en
Inventor
Frank J. Lesko
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.)
Reynolds Metals Co
Original Assignee
Reynolds Metals 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
Application filed by Reynolds Metals Co filed Critical Reynolds Metals Co
Application granted granted Critical
Publication of CA943912A publication Critical patent/CA943912A/en
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 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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
    • 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
    • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes
    • B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles
    • B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by other means than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, bars, or tubes specially adapted for making tubular articles by means of mandrels
    • 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
    • B21C5/00—Pointing; Push-pointing
    • 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
    • B21C5/00—Pointing; Push-pointing
    • B21C5/003—Pointing; Push-pointing of hollow material, e.g. tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
CA130,349A 1971-01-14 1971-12-16 Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel Expired CA943912A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10634571A 1971-01-14 1971-01-14

Publications (1)

Publication Number Publication Date
CA943912A true CA943912A (en) 1974-03-19

Family

ID=22310911

Family Applications (1)

Application Number Title Priority Date Filing Date
CA130,349A Expired CA943912A (en) 1971-01-14 1971-12-16 Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel

Country Status (2)

Country Link
US (1) US3713318A (en)
CA (1) CA943912A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060237976A1 (en) * 2005-04-20 2006-10-26 Shape Corporation Crushable structure manufactured from mechanical expansion
EP2716377B1 (en) * 2012-10-05 2016-03-02 Zaklad Produkcji Sprzetu Oswietleniowego "ROSA"-Stanislaw ROSA A method of manufacturing a conical tube element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1931352A (en) * 1932-03-15 1933-10-17 Kemp Joseph Apparatus for drawing metal tubes
US2597500A (en) * 1948-04-28 1952-05-20 Wallace E Kerr Apparatus for drawing elongated metal objects
US3327513A (en) * 1965-02-12 1967-06-27 John W Hinshaw Method and apparatus for working metal
US3570297A (en) * 1968-09-19 1971-03-16 Raymond A Matthews Die and method for drawing metal tubes
US3596491A (en) * 1969-05-19 1971-08-03 Battelle Development Corp Method for tapering tubes

Also Published As

Publication number Publication date
US3713318A (en) 1973-01-30

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