CA775388A - Method and apparatus for forming screw threads - Google Patents

Method and apparatus for forming screw threads

Info

Publication number
CA775388A
CA775388A CA775388A CA775388DA CA775388A CA 775388 A CA775388 A CA 775388A CA 775388 A CA775388 A CA 775388A CA 775388D A CA775388D A CA 775388DA CA 775388 A CA775388 A CA 775388A
Authority
CA
Canada
Prior art keywords
screw threads
forming screw
forming
threads
screw
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
CA775388A
Inventor
J. Pentesco Walter
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.)
American Flange and Manufacturing Co Inc
Original Assignee
American Flange and Manufacturing Co Inc
Publication date
Application granted granted Critical
Publication of CA775388A publication Critical patent/CA775388A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/24—Making other particular articles nuts or like thread-engaging members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
    • B21D51/44—Making closures, e.g. caps
    • B21D51/50—Making screw caps
CA775388A Method and apparatus for forming screw threads Expired CA775388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA775388T

Publications (1)

Publication Number Publication Date
CA775388A true CA775388A (en) 1968-01-09

Family

ID=36222679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA775388A Expired CA775388A (en) Method and apparatus for forming screw threads

Country Status (1)

Country Link
CA (1) CA775388A (en)

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