IT1229338B - ANCHORING DEVICE FOR THE SUPPORT OF EXCAVATIONS IN THE ROCK. - Google Patents

ANCHORING DEVICE FOR THE SUPPORT OF EXCAVATIONS IN THE ROCK.

Info

Publication number
IT1229338B
IT1229338B IT8920375A IT2037589A IT1229338B IT 1229338 B IT1229338 B IT 1229338B IT 8920375 A IT8920375 A IT 8920375A IT 2037589 A IT2037589 A IT 2037589A IT 1229338 B IT1229338 B IT 1229338B
Authority
IT
Italy
Prior art keywords
excavations
rock
support
anchoring device
anchoring
Prior art date
Application number
IT8920375A
Other languages
Italian (it)
Other versions
IT8920375A0 (en
Inventor
Luigi Arnoldi
Original Assignee
Cbk Srl
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 Cbk Srl filed Critical Cbk Srl
Priority to IT8920375A priority Critical patent/IT1229338B/en
Publication of IT8920375A0 publication Critical patent/IT8920375A0/en
Priority to EP19900201086 priority patent/EP0396197A3/en
Application granted granted Critical
Publication of IT1229338B publication Critical patent/IT1229338B/en

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Piles And Underground Anchors (AREA)
IT8920375A 1989-05-04 1989-05-04 ANCHORING DEVICE FOR THE SUPPORT OF EXCAVATIONS IN THE ROCK. IT1229338B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT8920375A IT1229338B (en) 1989-05-04 1989-05-04 ANCHORING DEVICE FOR THE SUPPORT OF EXCAVATIONS IN THE ROCK.
EP19900201086 EP0396197A3 (en) 1989-05-04 1990-05-01 Anchoring device for supporting excavations in rock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8920375A IT1229338B (en) 1989-05-04 1989-05-04 ANCHORING DEVICE FOR THE SUPPORT OF EXCAVATIONS IN THE ROCK.

Publications (2)

Publication Number Publication Date
IT8920375A0 IT8920375A0 (en) 1989-05-04
IT1229338B true IT1229338B (en) 1991-08-08

Family

ID=11166178

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8920375A IT1229338B (en) 1989-05-04 1989-05-04 ANCHORING DEVICE FOR THE SUPPORT OF EXCAVATIONS IN THE ROCK.

Country Status (2)

Country Link
EP (1) EP0396197A3 (en)
IT (1) IT1229338B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4127249C1 (en) * 1991-08-17 1993-02-04 Gd-Anker Gmbh, 3370 Seesen, De

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2903938A (en) * 1956-01-18 1959-09-15 Strand Sven Hugo Anchor bolt having elastically connected wedge members
DE3334754A1 (en) * 1983-09-26 1985-06-27 Hilti Ag, Schaan Expanding dowel with a wedge-shaped expanding element
US4811785A (en) * 1987-07-31 1989-03-14 Halbrite Well Services Co. Ltd. No-turn tool

Also Published As

Publication number Publication date
EP0396197A3 (en) 1991-02-27
IT8920375A0 (en) 1989-05-04
EP0396197A2 (en) 1990-11-07

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