FR2026773A1 - - Google Patents

Info

Publication number
FR2026773A1
FR2026773A1 FR6943668A FR6943668A FR2026773A1 FR 2026773 A1 FR2026773 A1 FR 2026773A1 FR 6943668 A FR6943668 A FR 6943668A FR 6943668 A FR6943668 A FR 6943668A FR 2026773 A1 FR2026773 A1 FR 2026773A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6943668A
Other languages
French (fr)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2026773A1 publication Critical patent/FR2026773A1/fr
Withdrawn legal-status Critical Current

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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
    • 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
    • F16B25/0026—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 a hard non-organic material, e.g. stone, concrete or drywall

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Dowels (AREA)
FR6943668A 1968-12-21 1969-12-17 Withdrawn FR2026773A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE6812703U DE6812703U (en) 1968-12-21 1968-12-21 FASTENING ELEMENT FOR USE IN MASONRY OR. DERGL.

Publications (1)

Publication Number Publication Date
FR2026773A1 true FR2026773A1 (en) 1970-09-18

Family

ID=6596759

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6943668A Withdrawn FR2026773A1 (en) 1968-12-21 1969-12-17

Country Status (8)

Country Link
JP (1) JPS4812030B1 (en)
BE (1) BE743351A (en)
CH (1) CH516099A (en)
DE (1) DE6812703U (en)
FR (1) FR2026773A1 (en)
GB (1) GB1232185A (en)
IL (1) IL33569A0 (en)
NL (1) NL6919096A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478228A1 (en) * 1980-03-11 1981-09-18 Hilti Ag SELF-PERFORATING ANKLE

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4026186A (en) * 1976-02-23 1977-05-31 Illinois Tool Works Inc. Self-drilling one-piece masonry anchor
GB2254392A (en) * 1991-04-02 1992-10-07 Tu Hsiue Te Albert Self drilling expansion bolt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2478228A1 (en) * 1980-03-11 1981-09-18 Hilti Ag SELF-PERFORATING ANKLE

Also Published As

Publication number Publication date
IL33569A0 (en) 1970-02-19
GB1232185A (en) 1971-05-19
BE743351A (en) 1970-05-28
NL6919096A (en) 1970-06-23
DE6812703U (en) 1969-04-10
JPS4812030B1 (en) 1973-04-17
CH516099A (en) 1971-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse