SE348032B - - Google Patents

Info

Publication number
SE348032B
SE348032B SE15052/66A SE1505266A SE348032B SE 348032 B SE348032 B SE 348032B SE 15052/66 A SE15052/66 A SE 15052/66A SE 1505266 A SE1505266 A SE 1505266A SE 348032 B SE348032 B SE 348032B
Authority
SE
Sweden
Application number
SE15052/66A
Inventor
R Carlson
Original Assignee
Textron Ind 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 Ind Inc filed Critical Textron Ind Inc
Publication of SE348032B publication Critical patent/SE348032B/xx

Links

Classifications

    • 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
    • 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
    • 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
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0021—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being metal, e.g. sheet-metal or aluminium
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Forging (AREA)
SE15052/66A 1965-11-03 1966-11-02 SE348032B (pm)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US506234A US3318182A (en) 1965-11-03 1965-11-03 Self-thread-forming screw with drill point and method of making same

Publications (1)

Publication Number Publication Date
SE348032B true SE348032B (pm) 1972-08-21

Family

ID=24013749

Family Applications (1)

Application Number Title Priority Date Filing Date
SE15052/66A SE348032B (pm) 1965-11-03 1966-11-02

Country Status (4)

Country Link
US (1) US3318182A (pm)
FR (1) FR1477140A (pm)
GB (1) GB1120593A (pm)
SE (1) SE348032B (pm)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1506798A1 (pm) * 1966-04-14
US3463045A (en) * 1966-05-10 1969-08-26 Illinois Tool Works Drilling screw
US3395603A (en) * 1966-09-13 1968-08-06 Parker Kaion Corp Rotary threaded fasteners
NL137880C (pm) * 1968-01-09
US3585894A (en) * 1969-06-02 1971-06-22 Union Tank Car Co Self-drilling and tapping screw with lead unit
US3683436A (en) * 1970-01-22 1972-08-15 Textron Inc Method for making a drill screw with an extruded point
AU475406B2 (en) * 1973-07-18 1976-01-08 W. A. Deutsher Proprietary Limited Self drilling screws
US3933075A (en) * 1973-08-08 1976-01-20 Elco Industries, Inc. Self-drilling fastener and method of making same
NL7501721A (nl) * 1973-08-18 1976-08-17 Gkn Screws Fasteners Ltd Werkwijze ter vervaardiging van een zelftappen- de schroef en schroef vervaardigd onder toe- passing van de werkwijze.
DE2549147C2 (de) * 1975-11-03 1985-01-17 Itw-Ateco Gmbh, 2000 Norderstedt Bohrschraube
JPS5357351A (en) * 1976-11-05 1978-05-24 Topura Kk Screw and method of manufacturing the screw
JPS5479158A (en) * 1977-12-07 1979-06-23 Osaka Rashi Seisakushiyo Kk Fabrication of grooved bolt
JPS61567Y2 (pm) * 1978-01-18 1986-01-10
US4233880A (en) * 1978-07-20 1980-11-18 Illinois Tool Works Inc. Stainless steel drill screw
US4345492A (en) * 1980-09-18 1982-08-24 Bethlehem Steel Corporation Method of making metal forming punches
JPS58142409U (ja) * 1982-03-19 1983-09-26 株式会社ヤマヒロ セルフドリリングスクリユ−
US4601625A (en) * 1984-05-11 1986-07-22 Illinois Tool Works Inc. Self drilling threaded insert for drywall
JPH0135055Y2 (pm) * 1985-07-26 1989-10-25
US5174171A (en) * 1989-09-28 1992-12-29 Ab Volvo Length adjustment device
US5382195A (en) * 1992-12-22 1995-01-17 Atlas Bolt & Screw Company Method for making a self-drilling and self-tapping screw
US5692864A (en) * 1995-12-21 1997-12-02 K & R Industries, Inc. Self-threading anchor with spreadable leg portions joined by a frangible drill end portion
US6328515B1 (en) 1996-09-24 2001-12-11 Textron Inc. Fastener with anti-cross-threading point and method of assembly
DE19840298A1 (de) * 1998-09-04 2000-03-16 Ejot Verbindungstech Gmbh & Co Selbstgewindeformende Schraube aus Leichtmetall und Verfahren zu ihrer Herstellung
US6186716B1 (en) 1998-11-12 2001-02-13 Westerlund Products Corporation Anchor bolt
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
US20060235415A1 (en) * 2005-04-18 2006-10-19 To-Ha Loi Stainless self-tapping screw
GB2428619A (en) * 2005-07-23 2007-02-07 Pyrotek Inc Extraction device
US20090214321A1 (en) 2008-02-25 2009-08-27 Sun Through Industrial Co., Ltd. Self-drilling screw and method of making the same
US8057147B2 (en) * 2008-07-03 2011-11-15 Illinois Tool Works Inc Self-drilling anchor
USD629431S1 (en) 2008-10-06 2010-12-21 Pyrotek Engineering Materials Limited Extraction head for removing ceramic foam filters
US7883307B2 (en) * 2009-02-27 2011-02-08 Illinois Tool Works Inc. Self-drilling fastener
US9004835B2 (en) 2010-02-19 2015-04-14 Nucor Corporation Weldless building structures
US20140178148A1 (en) * 2012-12-24 2014-06-26 Shu-Chin Huang Flat drill end of a screw
US10954988B2 (en) * 2012-12-24 2021-03-23 Shu-Chin Huang Screw with flat drilling end
WO2015035374A1 (en) * 2013-09-09 2015-03-12 Asia Fastening (Us), Inc. Weldless building structures
FR3014726B1 (fr) * 2013-12-18 2016-01-01 Bollhoff Otalu Sa Composant de fixation et assemblage auto perceur
US11879487B1 (en) 2019-12-11 2024-01-23 Ryan Mansour Self-tapping fastener
TWI760266B (zh) * 2021-07-27 2022-04-01 世豐螺絲股份有限公司 鑽尾螺絲構造
CN116851611A (zh) * 2023-06-29 2023-10-10 内德史罗夫紧固件（昆山）有限公司 具有特定尾部形状的自流钻螺钉成形工艺及模具

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US410614A (en) * 1889-09-10 Christian steiner
US2030290A (en) * 1933-07-11 1936-02-11 Nat Machinery Co Method and apparatus for making headed blanks and resultant article
US2314391A (en) * 1939-08-17 1943-03-23 New Process Screw Corp Screw and its method of manufacture
US2388482A (en) * 1943-01-16 1945-11-06 Herbert H Haynes Surgical screw
US2422994A (en) * 1944-01-03 1947-06-24 Carboloy Company Inc Twist drill
US2547132A (en) * 1947-06-06 1951-04-03 Western Electric Co Apparatus for preventing static charges from collecting on articles in a dispensing hopper
FR1008781A (fr) * 1948-05-25 1952-05-21 Vis à bois
GB690269A (en) * 1951-09-26 1953-04-15 Robertson Co H H An improved screw
US2764042A (en) * 1954-10-11 1956-09-25 Fritz P Gotze Device for making tools with shank and spiral undercut grooves
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
GB943897A (en) * 1959-09-02 1963-12-11 John Harris Tools Ltd Improvements in screw thread taps
LU39222A1 (pm) * 1959-10-01 1960-11-28
US3094894A (en) * 1961-02-28 1963-06-25 Elco Tool And Screw Corp Piercing and tapping screw with groove to facilitate tapping
US3195156A (en) * 1961-06-27 1965-07-20 Res Engineering And Mfg Inc Method of producing thread swaging devices
US3218905A (en) * 1962-04-30 1965-11-23 Nat Lock Co Self-tapping or thread-forming screw

Also Published As

Publication number Publication date
GB1120593A (en) 1968-07-17
FR1477140A (fr) 1967-04-14
US3318182A (en) 1967-05-09

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