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FR1323184A - Perfectionnements aux chevilles autoperceuses - Google Patents

Perfectionnements aux chevilles autoperceuses

Info

Publication number
FR1323184A
FR1323184A FR895245A FR895245A FR1323184A FR 1323184 A FR1323184 A FR 1323184A FR 895245 A FR895245 A FR 895245A FR 895245 A FR895245 A FR 895245A FR 1323184 A FR1323184 A FR 1323184A
Authority
FR
France
Prior art keywords
ankle
enhancements
drilling
self
drilling ankle
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
FR895245A
Other languages
English (en)
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.)
APPLIC DE RECH S MINIERES ET I
Original Assignee
APPLIC DE RECH S MINIERES ET I
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
Priority claimed from CH503561A external-priority patent/CH371243A/fr
Application filed by APPLIC DE RECH S MINIERES ET I filed Critical APPLIC DE RECH S MINIERES ET I
Priority to FR895245A priority Critical patent/FR1323184A/fr
Application granted granted Critical
Publication of FR1323184A publication Critical patent/FR1323184A/fr
Expired 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
    • F16B13/00—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/002—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose self-cutting
    • F16B13/004—Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose self-cutting with a drilling sleeve driven against a tapered or spherical plug
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
    • E21D21/0046—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts formed by a plurality of elements arranged longitudinally

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
FR895245A 1961-04-28 1962-04-20 Perfectionnements aux chevilles autoperceuses Expired FR1323184A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR895245A FR1323184A (fr) 1961-04-28 1962-04-20 Perfectionnements aux chevilles autoperceuses

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH503561A CH371243A (fr) 1961-04-28 1961-04-28 Cheville autoperceuse
FR895245A FR1323184A (fr) 1961-04-28 1962-04-20 Perfectionnements aux chevilles autoperceuses

Publications (1)

Publication Number Publication Date
FR1323184A true FR1323184A (fr) 1963-04-05

Family

ID=25696815

Family Applications (1)

Application Number Title Priority Date Filing Date
FR895245A Expired FR1323184A (fr) 1961-04-28 1962-04-20 Perfectionnements aux chevilles autoperceuses

Country Status (1)

Country Link
FR (1) FR1323184A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015895A1 (fr) * 1979-03-05 1980-09-17 EDARCO European Development and Research Company Ltd. Tirant pour l'ancrage d'éléments de construction dans un corps de fondement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015895A1 (fr) * 1979-03-05 1980-09-17 EDARCO European Development and Research Company Ltd. Tirant pour l'ancrage d'éléments de construction dans un corps de fondement

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