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
  • F16B13/066—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 a separate expander-part, actuated by the screw, nail or the like
  • F16B13/068—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 a separate expander-part, actuated by the screw, nail or the like expanded in two or more places
• • 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)
• Geology (AREA)
• General Life Sciences & Earth Sciences (AREA)
• Geochemistry & Mineralogy (AREA)
• Life Sciences & Earth Sciences (AREA)
• Structural Engineering (AREA)
• Mechanical Engineering (AREA)
• Dowels (AREA)
• Clamps And Clips (AREA)
• Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
• Lining Or Joining Of Plastics Or The Like (AREA)
• Apparatus Associated With Microorganisms And Enzymes (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=20264926

Family Applications (1)

Country Status (12)

Families Citing this family (13)

Family Cites Families (9)

• 1972
  • 1972-04-13 SE SE04767/72A patent/SE361339B/xx unknown
• 1973
  • 1973-04-06 CA CA168,073A patent/CA977591A/en not_active Expired
  • 1973-04-11 NO NO1498/73A patent/NO132737C/no unknown
  • 1973-04-11 FR FR7313070A patent/FR2180366A5/fr not_active Expired
  • 1973-04-11 US US349925A patent/US3884099A/en not_active Expired - Lifetime
  • 1973-04-11 GB GB1733573A patent/GB1365467A/en not_active Expired
  • 1973-04-12 JP JP4177373A patent/JPS5717206B2/ja not_active Expired
  • 1973-04-12 FI FI1168/73A patent/FI59468C/fi active
  • 1973-04-12 IT IT68058/73A patent/IT980832B/it active
  • 1973-04-13 ES ES413657A patent/ES413657A1/es not_active Expired
  • 1973-04-13 BR BR732688A patent/BR7302688D0/pt unknown
  • 1973-04-13 DE DE2318776A patent/DE2318776C2/de not_active Expired

Also Published As

Similar Documents

Legal Events