DE29808541U1 - Bundle anchors for rock and loose rock - Google Patents

Bundle anchors for rock and loose rock

Info

Publication number
DE29808541U1
DE29808541U1 DE29808541U DE29808541U DE29808541U1 DE 29808541 U1 DE29808541 U1 DE 29808541U1 DE 29808541 U DE29808541 U DE 29808541U DE 29808541 U DE29808541 U DE 29808541U DE 29808541 U1 DE29808541 U1 DE 29808541U1
Authority
DE
Germany
Prior art keywords
rock
loose
anchors
bundle
bundle anchors
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 - Lifetime
Application number
DE29808541U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE29808541U priority Critical patent/DE29808541U1/en
Publication of DE29808541U1 publication Critical patent/DE29808541U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E21D21/0006—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by the bolt material
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74—Means for anchoring structural elements or bulkheads
    • E02D5/80—Ground anchors
    • 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
    • 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
    • E21D21/0066—Anchoring-bolts formed by a bundle of radially arranged rigid elements
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00—Production methods
    • E02D2250/003—Injection of material

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)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
DE29808541U 1998-05-12 1998-05-12 Bundle anchors for rock and loose rock Expired - Lifetime DE29808541U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29808541U DE29808541U1 (en) 1998-05-12 1998-05-12 Bundle anchors for rock and loose rock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29808541U DE29808541U1 (en) 1998-05-12 1998-05-12 Bundle anchors for rock and loose rock

Publications (1)

Publication Number Publication Date
DE29808541U1 true DE29808541U1 (en) 1998-08-27

Family

ID=8057040

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29808541U Expired - Lifetime DE29808541U1 (en) 1998-05-12 1998-05-12 Bundle anchors for rock and loose rock

Country Status (1)

Country Link
DE (1) DE29808541U1 (en)

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19981008

R156 Lapse of ip right after 3 years

Effective date: 20020301