ZA717305B - Expansion bolt - Google Patents

Expansion bolt

Info

Publication number
ZA717305B
ZA717305B ZA717305A ZA717305A ZA717305B ZA 717305 B ZA717305 B ZA 717305B ZA 717305 A ZA717305 A ZA 717305A ZA 717305 A ZA717305 A ZA 717305A ZA 717305 B ZA717305 B ZA 717305B
Authority
ZA
South Africa
Prior art keywords
expansion bolt
bolt
expansion
Prior art date
Application number
ZA717305A
Other languages
English (en)
Inventor
J Jansen
H Hoffmann
Original Assignee
Huygmetaal Nv
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 Huygmetaal Nv filed Critical Huygmetaal Nv
Publication of ZA717305B publication Critical patent/ZA717305B/xx

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
    • F16B13/04—Dowels 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
    • F16B13/06—Dowels 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
    • F16B13/063—Dowels 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
    • F16B13/065—Dowels 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 fastened by extracting the screw, nail or the like
    • 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
    • E21D21/008—Anchoring or tensioning means

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)
ZA717305A 1970-11-12 1971-11-01 Expansion bolt ZA717305B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7016529.A NL158594B (nl) 1970-11-12 1970-11-12 Ankerbout met verzonken conisch wigvlak en daaromheen gelegen ankerlichaam.

Publications (1)

Publication Number Publication Date
ZA717305B true ZA717305B (en) 1972-07-26

Family

ID=19811532

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA717305A ZA717305B (en) 1970-11-12 1971-11-01 Expansion bolt

Country Status (2)

Country Link
NL (1) NL158594B (nl)
ZA (1) ZA717305B (nl)

Also Published As

Publication number Publication date
NL158594B (nl) 1978-11-15
NL7016529A (nl) 1972-05-16

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