GB2070101B - Bar - Google Patents

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Publication number
GB2070101B
GB2070101B GB8104753A GB8104753A GB2070101B GB 2070101 B GB2070101 B GB 2070101B GB 8104753 A GB8104753 A GB 8104753A GB 8104753 A GB8104753 A GB 8104753A GB 2070101 B GB2070101 B GB 2070101B
Authority
GB
United Kingdom
Prior art keywords
bar
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
Application number
GB8104753A
Other versions
GB2070101A (en
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
Publication of GB2070101A publication Critical patent/GB2070101A/en
Application granted granted Critical
Publication of GB2070101B publication Critical patent/GB2070101B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E02D5/808—Ground anchors anchored by using exclusively a bonding material
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (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)
  • Piles And Underground Anchors (AREA)
GB8104753A 1980-02-21 1981-02-16 Bar Expired GB2070101B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8005881 1980-02-21

Publications (2)

Publication Number Publication Date
GB2070101A GB2070101A (en) 1981-09-03
GB2070101B true GB2070101B (en) 1984-01-04

Family

ID=10511551

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8104753A Expired GB2070101B (en) 1980-02-21 1981-02-16 Bar

Country Status (1)

Country Link
GB (1) GB2070101B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006133464A2 (en) * 2005-06-09 2006-12-14 Grinaker-Lta Limited Rock bolt and rock bolt shank

Also Published As

Publication number Publication date
GB2070101A (en) 1981-09-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee