CA973665A - Method and apparatus for swaging screw blank extremities - Google Patents

Method and apparatus for swaging screw blank extremities

Info

Publication number
CA973665A
CA973665A CA170,490A CA170490A CA973665A CA 973665 A CA973665 A CA 973665A CA 170490 A CA170490 A CA 170490A CA 973665 A CA973665 A CA 973665A
Authority
CA
Canada
Prior art keywords
extremities
screw blank
swaging screw
swaging
blank
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
CA170,490A
Other languages
English (en)
Inventor
Henry A. Sygnator
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Illinois Tool Works Inc filed Critical Illinois Tool Works Inc
Priority to CA223,648A priority Critical patent/CA995930A/en
Application granted granted Critical
Publication of CA973665A publication Critical patent/CA973665A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B21J13/02—Dies or mountings therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/56—Making machine elements screw-threaded elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K5/00—Making tools or tool parts, e.g. pliers
    • B21K5/20—Making working faces of dies, either recessed or outstanding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
CA170,490A 1972-12-29 1973-05-04 Method and apparatus for swaging screw blank extremities Expired CA973665A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA223,648A CA995930A (en) 1972-12-29 1975-04-02 Method of forming a die section

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00319279A US3835495A (en) 1972-12-29 1972-12-29 Method and apparatus for swaging screw blank extremities

Publications (1)

Publication Number Publication Date
CA973665A true CA973665A (en) 1975-09-02

Family

ID=23241587

Family Applications (1)

Application Number Title Priority Date Filing Date
CA170,490A Expired CA973665A (en) 1972-12-29 1973-05-04 Method and apparatus for swaging screw blank extremities

Country Status (11)

Country Link
US (1) US3835495A (it)
JP (1) JPS4997153A (it)
AU (1) AU473193B2 (it)
BR (1) BR7303651D0 (it)
CA (1) CA973665A (it)
DE (1) DE2331640C3 (it)
FR (1) FR2212193B1 (it)
GB (2) GB1414680A (it)
IT (1) IT992750B (it)
SE (1) SE395385B (it)
ZA (1) ZA733109B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4915560A (en) * 1987-04-02 1990-04-10 Buell Industrial, Inc. Anti-cross threading fastener
US4982596A (en) * 1990-01-26 1991-01-08 Buell Industries, Inc. Die for manufacturing a fastener blank
US5277636A (en) * 1992-02-21 1994-01-11 Nancy Seith Personal flotation device
JP3737001B2 (ja) * 1999-09-30 2006-01-18 株式会社杉浦製作所 めねじ部材とおねじ部材との螺合ユニット
US6878069B2 (en) * 2003-06-05 2005-04-12 Sps Technologies, Inc. Helical groove fasteners and methods for making same
DE102013203150A1 (de) * 2013-02-26 2014-08-28 Hilti Aktiengesellschaft Verfahren zum Herstellen einer Betonschraube

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB195705A (en) * 1921-12-24 1923-03-26 Fred Dyson Sacker Improvements relating to stud bolts, bolts and the like, and their manufacture
US2354924A (en) * 1941-01-15 1944-08-01 Edgar T Meakin Extrusion mill
US3072933A (en) * 1959-01-26 1963-01-15 Textron Ind Inc Method of extruding shank portions with 50% or less cross-sectional area than that of the original blanks
US3104161A (en) * 1960-07-05 1963-09-17 Textron Ind Inc Metal blank with extruded portion of non-circular cross section
US3024896A (en) * 1960-11-10 1962-03-13 Albert W Scribner Metal drawing
US3180126A (en) * 1962-11-14 1965-04-27 Textron Ind Inc Self-tapping screw and method of manufacture
US3384911A (en) * 1966-02-07 1968-05-28 Textron Ind Inc Method of making serrated-head blanks for fasteners
US3461470A (en) * 1966-07-07 1969-08-19 Fastron Co Thread-forming screw and method of making the same
US3423778A (en) * 1966-10-12 1969-01-28 Milton Morse Means and method of making threaded fasteners
US3803889A (en) * 1970-01-19 1974-04-16 Res Eng Mfg Inc Self-thread forming threaded fasteners and method for making same
US3681963A (en) * 1970-01-19 1972-08-08 Res Eng & Mfg Self-thread forming threaded fasteners and method and apparatus for making the same
US3683436A (en) * 1970-01-22 1972-08-15 Textron Inc Method for making a drill screw with an extruded point

Also Published As

Publication number Publication date
AU473193B2 (en) 1976-06-17
GB1414679A (en) 1975-11-19
JPS4997153A (it) 1974-09-13
GB1414680A (en) 1975-11-19
DE2331640C3 (de) 1981-04-09
BR7303651D0 (pt) 1974-08-15
ZA733109B (en) 1975-01-29
AU5548373A (en) 1974-11-14
SE395385B (sv) 1977-08-15
FR2212193A1 (it) 1974-07-26
IT992750B (it) 1975-09-30
FR2212193B1 (it) 1977-02-11
DE2331640A1 (de) 1974-07-04
DE2331640B2 (de) 1980-03-06
US3835495A (en) 1974-09-17

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