CA1034803A - Expansion rock bolt - Google Patents

Expansion rock bolt

Info

Publication number
CA1034803A
CA1034803A CA250,573A CA250573A CA1034803A CA 1034803 A CA1034803 A CA 1034803A CA 250573 A CA250573 A CA 250573A CA 1034803 A CA1034803 A CA 1034803A
Authority
CA
Canada
Prior art keywords
rock bolt
expansion rock
expansion
bolt
rock
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
CA250,573A
Other languages
French (fr)
Inventor
Rudolf Gruber
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.)
GD-ANKER GEBIRGS-DUBEL-ANKER GmbH AND Co KG
Original Assignee
GD-ANKER GEBIRGS-DUBEL-ANKER GmbH AND Co KG
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 GD-ANKER GEBIRGS-DUBEL-ANKER GmbH AND Co KG filed Critical GD-ANKER GEBIRGS-DUBEL-ANKER GmbH AND Co KG
Application granted granted Critical
Publication of CA1034803A publication Critical patent/CA1034803A/en
Expired 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
    • E21D21/008—Anchoring or tensioning means

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)
  • Dowels (AREA)
  • Rock Bolts (AREA)
  • Piles And Underground Anchors (AREA)
  • Earth Drilling (AREA)
  • Joining Of Building Structures In Genera (AREA)
CA250,573A 1975-06-26 1976-04-13 Expansion rock bolt Expired CA1034803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT492275A AT335504B (en) 1975-06-26 1975-06-26 SPREAD SLEEVE ANCHOR

Publications (1)

Publication Number Publication Date
CA1034803A true CA1034803A (en) 1978-07-18

Family

ID=3569913

Family Applications (1)

Application Number Title Priority Date Filing Date
CA250,573A Expired CA1034803A (en) 1975-06-26 1976-04-13 Expansion rock bolt

Country Status (12)

Country Link
JP (1) JPS524608A (en)
AT (1) AT335504B (en)
BR (1) BR7508104A (en)
CA (1) CA1034803A (en)
CH (1) CH594807A5 (en)
DE (1) DE2614565C2 (en)
GB (1) GB1505795A (en)
GR (1) GR59894B (en)
IT (1) IT1063529B (en)
NO (1) NO143357C (en)
SE (1) SE7607143L (en)
YU (1) YU134776A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT354964B (en) * 1978-07-07 1980-02-11 Gd Anker Gmbh & Co Kg SPREADING SLEEVE FOR A SPREADING SLEEVE ANCHOR
JPS5685708U (en) * 1979-12-05 1981-07-09
DE4219984A1 (en) * 1992-06-19 1993-12-23 Fischer Artur Werke Gmbh Expansion anchor
CN104653209A (en) * 2015-01-23 2015-05-27 山东大学 Multistage resistance-increasing anchor rod and construction method
CN105421867A (en) * 2015-12-14 2016-03-23 江苏建筑职业技术学院 Loop ground anchor device and installation method
CN112761693B (en) * 2021-03-10 2025-04-08 贵州大学 Grouting type expansion anchor rod

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT249727B (en) * 1965-01-25 1966-10-10 Gd Anker Gmbh & Co Kg Expansion sleeve anchor

Also Published As

Publication number Publication date
YU134776A (en) 1982-02-28
IT1063529B (en) 1985-02-11
CH594807A5 (en) 1978-01-31
GB1505795A (en) 1978-03-30
DE2614565C2 (en) 1985-01-31
SE7607143L (en) 1976-12-27
NO143357B (en) 1980-10-13
AT335504B (en) 1977-03-10
JPS524608A (en) 1977-01-13
GR59894B (en) 1978-03-15
NO143357C (en) 1981-01-21
JPS5435407B2 (en) 1979-11-02
BR7508104A (en) 1977-02-01
ATA492275A (en) 1976-07-15
NO762214L (en) 1976-12-28
DE2614565A1 (en) 1977-01-13

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