CA937708A - Method and apparatus for making a drill screw with an extruded point - Google Patents

Method and apparatus for making a drill screw with an extruded point

Info

Publication number
CA937708A
CA937708A CA103233A CA103233A CA937708A CA 937708 A CA937708 A CA 937708A CA 103233 A CA103233 A CA 103233A CA 103233 A CA103233 A CA 103233A CA 937708 A CA937708 A CA 937708A
Authority
CA
Canada
Prior art keywords
making
drill screw
extruded point
extruded
point
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
CA103233A
Other languages
English (en)
Other versions
CA103233S (en
Inventor
F. Reiland Bernard
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.)
Textron Inc
Original Assignee
Textron 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 Textron Inc filed Critical Textron Inc
Application granted granted Critical
Publication of CA937708A publication Critical patent/CA937708A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21K5/02—Making tools or tool parts, e.g. pliers drilling-tools or other for making or working on holes
    • 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
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0084—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by geometric details of the tip
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/103—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Automation & Control Theory (AREA)
  • Forging (AREA)
CA103233A 1970-01-22 1971-01-20 Method and apparatus for making a drill screw with an extruded point Expired CA937708A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US494070A 1970-01-22 1970-01-22

Publications (1)

Publication Number Publication Date
CA937708A true CA937708A (en) 1973-12-04

Family

ID=21713307

Family Applications (1)

Application Number Title Priority Date Filing Date
CA103233A Expired CA937708A (en) 1970-01-22 1971-01-20 Method and apparatus for making a drill screw with an extruded point

Country Status (7)

Country Link
US (2) US3683436A (de)
JP (1) JPS533344B1 (de)
CA (1) CA937708A (de)
CH (1) CH534820A (de)
FR (1) FR2077277B1 (de)
GB (1) GB1333871A (de)
SE (1) SE374500B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835495A (en) * 1972-12-29 1974-09-17 Illinois Tool Works Method and apparatus for swaging screw blank extremities
CH616211A5 (de) * 1977-10-06 1980-03-14 Terep Techn Res & Prod Eng Co
US4233880A (en) * 1978-07-20 1980-11-18 Illinois Tool Works Inc. Stainless steel drill screw
DE3022187C2 (de) * 1980-06-13 1983-08-11 Itw-Ateco Gmbh, 2000 Norderstedt Bohrschraube
AU575346B2 (en) * 1983-09-04 1988-07-28 W.A. Deutsher Pty Ltd Self - drilling screw
US4781506A (en) * 1984-10-05 1988-11-01 W. A. Deutsher Pty. Ltd. Self-drilling screw
JPS6216835A (ja) * 1985-07-12 1987-01-26 Shinjiyou Seisakusho:Kk リ−マ付きドリルねじの製造方法及び製造装置
GB8721048D0 (en) * 1987-09-08 1987-10-14 Itw Ltd Screw threaded fastener
US5171186A (en) * 1991-04-05 1992-12-15 Textron Inc. Method of manufacture of a long point drill screw
US6328515B1 (en) 1996-09-24 2001-12-11 Textron Inc. Fastener with anti-cross-threading point and method of assembly
US6135892A (en) * 1998-11-24 2000-10-24 Textron Inc. Method of forming a short point anti-cross threading member
US6155761A (en) * 1998-11-24 2000-12-05 Textron Inc. Short point anti-cross-threading design
JP3702719B2 (ja) * 1999-08-12 2005-10-05 セイコーエプソン株式会社 ネジの製造方法
US6287210B1 (en) * 2000-04-07 2001-09-11 Textron Inc. Process of forming a twisted, spirally grooved member and the member formed thereby
GB2365939A (en) * 2000-08-09 2002-02-27 British Nuclear Fuels Plc Self-drilling bolt
US20070101827A1 (en) * 2005-11-01 2007-05-10 Quan Nancy N Endodontic Instrument
TW200932398A (en) * 2008-01-21 2009-08-01 Yu-Sheng Zeng Method for cold forging high strength fastener with austenitic 300 series material
US20110045915A1 (en) * 2009-08-20 2011-02-24 Kuo-Chung Wang Method for the fabrication of a screw member for plate member fastener
DE102013203148A1 (de) * 2013-02-26 2014-08-28 Hilti Aktiengesellschaft Herstellungsverfahren für Schrauben und Betonschraube

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US245690A (en) * 1881-08-16 John h
US377722A (en) * 1888-02-07 Die for cutting and pointing wire nails
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
US3079831A (en) * 1959-05-07 1963-03-05 Illinois Tool Works Screw having workpiece drilling and thread cutting point
US3207024A (en) * 1962-08-20 1965-09-21 Illinois Tool Works Drill point screw
US3241426A (en) * 1963-11-08 1966-03-22 Illinois Tool Works Drilling and tapping screw with ragged cutting edges
US3318182A (en) * 1965-11-03 1967-05-09 Textron Ind Inc Self-thread-forming screw with drill point and method of making same
US3463045A (en) * 1966-05-10 1969-08-26 Illinois Tool Works Drilling screw
US3398413A (en) * 1967-09-20 1968-08-27 Parker Kalon Corp Machines for pinch-pointing metal screws
NL137880C (de) * 1968-01-09
US3517542A (en) * 1969-06-26 1970-06-30 Parker Kalon Corp Complementary finishing dies

Also Published As

Publication number Publication date
FR2077277B1 (de) 1973-12-28
GB1333871A (en) 1973-10-17
CH534820A (fr) 1973-03-15
US3683436A (en) 1972-08-15
SE374500B (de) 1975-03-10
US3754292A (en) 1973-08-28
JPS533344B1 (de) 1978-02-06
FR2077277A1 (de) 1971-10-22
DE2103053A1 (de) 1971-09-23
DE2103053B2 (de) 1977-05-12

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