CA962136A - Method and apparatus for forming a tubular metal blank into a tapered tube - Google Patents

Method and apparatus for forming a tubular metal blank into a tapered tube

Info

Publication number
CA962136A
CA962136A CA132,737A CA132737A CA962136A CA 962136 A CA962136 A CA 962136A CA 132737 A CA132737 A CA 132737A CA 962136 A CA962136 A CA 962136A
Authority
CA
Canada
Prior art keywords
forming
tubular metal
metal blank
tapered tube
tapered
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
CA132,737A
Other versions
CA132737S (en
Inventor
Raymond A. Matthews
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 CA962136A publication Critical patent/CA962136A/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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C1/00—Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes
    • B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes specially adapted for making tubular articles
    • B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes specially adapted for making tubular articles by means of mandrels
    • B21C1/26—Push-bench drawing
    • 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
    • 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
    • B21C45/00—Separating mandrels from work or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
CA132,737A 1971-01-19 1972-01-18 Method and apparatus for forming a tubular metal blank into a tapered tube Expired CA962136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10768471A 1971-01-19 1971-01-19

Publications (1)

Publication Number Publication Date
CA962136A true CA962136A (en) 1975-02-04

Family

ID=22317908

Family Applications (1)

Application Number Title Priority Date Filing Date
CA132,737A Expired CA962136A (en) 1971-01-19 1972-01-18 Method and apparatus for forming a tubular metal blank into a tapered tube

Country Status (2)

Country Link
US (1) US3713319A (en)
CA (1) CA962136A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190366415A1 (en) * 2018-05-30 2019-12-05 Hank GORADESKY Mold for forming an inhalation device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US600012A (en) * 1898-03-01 Apparatus for drawing metal
US678753A (en) * 1899-01-20 1901-07-16 Shelby Steel Tube Company Machine for drawing metal.
US2597500A (en) * 1948-04-28 1952-05-20 Wallace E Kerr Apparatus for drawing elongated metal objects
US3570297A (en) * 1968-09-19 1971-03-16 Raymond A Matthews Die and method for drawing metal tubes

Also Published As

Publication number Publication date
US3713319A (en) 1973-01-30

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