AT349836B - Bohrschraube - Google Patents

Bohrschraube

Info

Publication number
AT349836B
AT349836B AT537677A AT537677A AT349836B AT 349836 B AT349836 B AT 349836B AT 537677 A AT537677 A AT 537677A AT 537677 A AT537677 A AT 537677A AT 349836 B AT349836 B AT 349836B
Authority
AT
Austria
Prior art keywords
drill screw
drill
screw
Prior art date
Application number
AT537677A
Other languages
English (en)
Other versions
ATA537677A (de
Inventor
Albert Baumgartner
Original Assignee
Sfs Stadler Ag
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 Sfs Stadler Ag filed Critical Sfs Stadler Ag
Priority to AT537677A priority Critical patent/AT349836B/de
Priority to DE19782827784 priority patent/DE2827784A1/de
Priority to FR7820538A priority patent/FR2398911A1/fr
Publication of ATA537677A publication Critical patent/ATA537677A/de
Application granted granted Critical
Publication of AT349836B publication Critical patent/AT349836B/de

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
    • F16B25/10—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
    • 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
    • F16B25/106—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a self-piercing screw-point, i.e. without removing material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Drilling Tools (AREA)
  • Wing Frames And Configurations (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
AT537677A 1977-07-25 1977-07-25 Bohrschraube AT349836B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT537677A AT349836B (de) 1977-07-25 1977-07-25 Bohrschraube
DE19782827784 DE2827784A1 (de) 1977-07-25 1978-06-24 Bohrschraube
FR7820538A FR2398911A1 (fr) 1977-07-25 1978-07-10 Vis auto-taraudeuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT537677A AT349836B (de) 1977-07-25 1977-07-25 Bohrschraube

Publications (2)

Publication Number Publication Date
ATA537677A ATA537677A (de) 1978-09-15
AT349836B true AT349836B (de) 1979-04-25

Family

ID=3575101

Family Applications (1)

Application Number Title Priority Date Filing Date
AT537677A AT349836B (de) 1977-07-25 1977-07-25 Bohrschraube

Country Status (3)

Country Link
AT (1) AT349836B (de)
DE (1) DE2827784A1 (de)
FR (1) FR2398911A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583898A (en) * 1979-11-26 1986-04-22 Illinois Tool Works Inc. Drill screw and cutters for making same

Also Published As

Publication number Publication date
ATA537677A (de) 1978-09-15
DE2827784A1 (de) 1979-02-15
FR2398911A1 (fr) 1979-02-23

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee