DK474783A - Selvskaerende skrue - Google Patents

Selvskaerende skrue Download PDF

Info

Publication number
DK474783A
DK474783A DK474783A DK474783A DK474783A DK 474783 A DK474783 A DK 474783A DK 474783 A DK474783 A DK 474783A DK 474783 A DK474783 A DK 474783A DK 474783 A DK474783 A DK 474783A
Authority
DK
Denmark
Prior art keywords
cutting
screw
self
drilling point
cuts
Prior art date
Application number
DK474783A
Other languages
Danish (da)
English (en)
Other versions
DK474783D0 (da
Inventor
Horst Brandt
Willi Knell
Original Assignee
Richter System Gmbh & Co Kg
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 Richter System Gmbh & Co Kg filed Critical Richter System Gmbh & Co Kg
Publication of DK474783D0 publication Critical patent/DK474783D0/da
Publication of DK474783A publication Critical patent/DK474783A/da

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
    • F16B25/0042—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0068—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw with multiple-threads, e.g. a double thread screws
    • 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
    • F16B25/0031—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 screw being designed to be screwed into different materials, e.g. a layered structure or through metallic and wooden parts
    • 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
    • F16B25/0078—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Dowels (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Connection Of Plates (AREA)
DK474783A 1982-12-10 1983-10-14 Selvskaerende skrue DK474783A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823245700 DE3245700A1 (de) 1982-12-10 1982-12-10 Selbstschneidende schnellbauschraube

Publications (2)

Publication Number Publication Date
DK474783D0 DK474783D0 (da) 1983-10-14
DK474783A true DK474783A (da) 1984-06-11

Family

ID=6180293

Family Applications (1)

Application Number Title Priority Date Filing Date
DK474783A DK474783A (da) 1982-12-10 1983-10-14 Selvskaerende skrue

Country Status (9)

Country Link
EP (1) EP0113390B1 (es)
JP (1) JPS59106715A (es)
AT (1) ATE19542T1 (es)
DE (2) DE3245700A1 (es)
DK (1) DK474783A (es)
ES (1) ES275758Y (es)
GR (1) GR79039B (es)
NO (1) NO833939L (es)
ZA (1) ZA837844B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346704A1 (de) * 1983-12-23 1985-07-04 Richter-System GmbH & Co KG, 6103 Griesheim Selbstschneidende schnellbauschraube
JPH0338502Y2 (es) * 1986-08-13 1991-08-14
DE3717949A1 (de) * 1987-05-27 1988-12-08 Itw Ateco Gmbh Gewindeformende schraube
CH687036A5 (de) * 1993-01-25 1996-08-30 Spreiter Johann Ulrich Schraubbolzen.
JPH0750574Y2 (ja) * 1993-03-29 1995-11-15 山喜産業株式会社 瓦取付用ビス
FR2735191B1 (fr) * 1995-06-06 1997-07-18 Patrick Thevenin Tirefond autoperceur
DE19525732A1 (de) * 1995-07-14 1997-01-16 Gaisbach Schraubenwerk Swg Schraube
JP4630239B2 (ja) * 2006-07-03 2011-02-09 株式会社ノダ 締結具
DE102009023895A1 (de) * 2009-06-04 2010-12-16 Sfs Intec Holding Ag Selbstbohrende Schraube
CN107420403B (zh) * 2016-05-23 2019-08-27 徐国泰 螺丝

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1506798A1 (es) * 1966-04-14
CA981944A (en) * 1972-10-30 1976-01-20 John J. Hart Drill screw
US3942405A (en) * 1974-09-23 1976-03-09 John Bradley Wagner Piercing sharp pointed gypsum board screw for metal studs
DE2537446C3 (de) * 1975-08-22 1979-07-05 Fumio Osaka Hirabayashi (Japan) Selbstschneidende Blechschraube
US3982464A (en) * 1975-08-28 1976-09-28 Illinois Tool Works Inc. Drilling and reaming

Also Published As

Publication number Publication date
ATE19542T1 (de) 1986-05-15
ZA837844B (en) 1984-07-25
DK474783D0 (da) 1983-10-14
NO833939L (no) 1984-06-12
ES275758U (es) 1984-03-01
ES275758Y (es) 1984-10-01
EP0113390B1 (de) 1986-04-30
JPS59106715A (ja) 1984-06-20
DE3363276D1 (en) 1986-06-05
GR79039B (es) 1984-10-02
EP0113390A1 (de) 1984-07-18
DE3245700A1 (de) 1984-06-14

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment