NL226317A - - Google Patents

Info

Publication number
NL226317A
NL226317A NL226317DA NL226317A NL 226317 A NL226317 A NL 226317A NL 226317D A NL226317D A NL 226317DA NL 226317 A NL226317 A NL 226317A
Authority
NL
Netherlands
Application number
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.)
Publication of NL226317A publication Critical patent/NL226317A/xx

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D21/00Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B13/00Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/04Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front
    • F16B13/06Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve
    • F16B13/063Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose with parts gripping in the hole or behind the reverse side of the wall after inserting from the front combined with expanding sleeve by the use of an expander

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Dowels (AREA)
NL226317D 1957-04-19 NL226317A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1159614X 1957-04-19

Publications (1)

Publication Number Publication Date
NL226317A true NL226317A (en)

Family

ID=9651677

Family Applications (2)

Application Number Title Priority Date Filing Date
NL98047D NL98047C (en) 1957-04-19
NL226317D NL226317A (en) 1957-04-19

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL98047D NL98047C (en) 1957-04-19

Country Status (3)

Country Link
BE (1) BE566097A (en)
DE (1) DE1159614B (en)
NL (2) NL226317A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB875238A (en) * 1959-04-22 1961-08-16 Rawlplug Co Ltd Improvements relating to bolt anchoring devices

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE263925C (en) *
FR356432A (en) * 1905-07-26 1905-11-29 Daniel Ripamonti System of wooden dowels for the screwdriving of railway sleepers and tools for the installation of these dowels
US1278025A (en) * 1917-08-02 1918-09-03 Claude C Salmons Expansion-bolt.
GB754482A (en) * 1953-04-28 1956-08-08 Anciens Ets Lissments Goldenbe Improvements in and relating to bolt and like anchoring devices

Also Published As

Publication number Publication date
NL98047C (en)
DE1159614B (en) 1963-12-19
BE566097A (en)

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