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GB2211259B - Improvements in and relating to the installation of tensioned rockbolts - Google Patents

Improvements in and relating to the installation of tensioned rockbolts

Info

Publication number
GB2211259B
GB2211259B GB8724525A GB8724525A GB2211259B GB 2211259 B GB2211259 B GB 2211259B GB 8724525 A GB8724525 A GB 8724525A GB 8724525 A GB8724525 A GB 8724525A GB 2211259 B GB2211259 B GB 2211259B
Authority
GB
United Kingdom
Prior art keywords
rockbolts
tensioned
relating
installation
tensioned rockbolts
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 - Fee Related
Application number
GB8724525A
Other versions
GB8724525D0 (en
GB2211259A (en
Inventor
Stuart Woodlock
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.)
Societe dExplosifs et Produits Chimiques SA
Original Assignee
Societe dExplosifs et Produits Chimiques SA
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 Societe dExplosifs et Produits Chimiques SA filed Critical Societe dExplosifs et Produits Chimiques SA
Priority to GB8724525A priority Critical patent/GB2211259B/en
Publication of GB8724525D0 publication Critical patent/GB8724525D0/en
Priority to AU23756/88A priority patent/AU605368B2/en
Publication of GB2211259A publication Critical patent/GB2211259A/en
Application granted granted Critical
Publication of GB2211259B publication Critical patent/GB2211259B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
    • F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
    • F16B31/021—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load by means of a frangible part
    • 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
    • F16B13/14—Non-metallic plugs or sleeves; Use of liquid, loose solid or kneadable material therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Piles And Underground Anchors (AREA)
GB8724525A 1987-10-20 1987-10-20 Improvements in and relating to the installation of tensioned rockbolts Expired - Fee Related GB2211259B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8724525A GB2211259B (en) 1987-10-20 1987-10-20 Improvements in and relating to the installation of tensioned rockbolts
AU23756/88A AU605368B2 (en) 1987-10-20 1988-10-14 Improvements in and relating to the installation of tensioned rockbolts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8724525A GB2211259B (en) 1987-10-20 1987-10-20 Improvements in and relating to the installation of tensioned rockbolts

Publications (3)

Publication Number Publication Date
GB8724525D0 GB8724525D0 (en) 1987-11-25
GB2211259A GB2211259A (en) 1989-06-28
GB2211259B true GB2211259B (en) 1991-05-29

Family

ID=10625589

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8724525A Expired - Fee Related GB2211259B (en) 1987-10-20 1987-10-20 Improvements in and relating to the installation of tensioned rockbolts

Country Status (2)

Country Link
AU (1) AU605368B2 (en)
GB (1) GB2211259B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2273538B (en) * 1992-12-17 1995-07-26 Exchem Plc Rockbolt tensioning
AUPM776394A0 (en) * 1994-08-30 1994-09-22 Industrial Rollformers Pty Limited A rock bolt and method of installing a rock bolt
AU762015B2 (en) * 1994-08-30 2003-06-19 Minova Australia Pty Limited Rock bolt and installing method
AUPP367598A0 (en) 1998-05-22 1998-06-18 Industrial Rollformers Pty Limited Rock bolt and method of forming a rock bolt
US7037058B2 (en) 2001-03-21 2006-05-02 Industrial Roll Formers Pty. Ltd. Resin embedded rock bolt
CN1318188C (en) * 2003-09-17 2007-05-30 华为技术有限公司 Nut fixing device
DE102007028267B4 (en) * 2007-06-15 2011-04-28 Firep Rebar Technology Gmbh Improved anchor nut made of fiber-reinforced plastic
DE102020134856A1 (en) * 2020-12-23 2022-06-23 JMBG GmbH + Co KG Hollow bar composite anchor with improved setting ability

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269471A (en) * 1968-10-31 1972-04-06 Louis Lamendin Improvements in and relating to anchor rod assemblies
GB1564237A (en) * 1976-08-09 1980-04-02 Hilti Ag Expansible dowel
GB2067702A (en) * 1980-01-02 1981-07-30 Walter Resources Inc J Mine roof bolt assembly
GB2131115A (en) * 1982-11-26 1984-06-13 Eastern Co Reinforcing rock structure and nut elements therefor
GB2132729A (en) * 1982-12-22 1984-07-11 Heinrich Sohnius Torque indicating means for nuts on screw-threaded shanks

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3225052A1 (en) * 1982-07-05 1984-01-05 Hilti AG, 9494 Schaan RESISTANT WITH THE APPLICATION OF A TORQUE SERVICING ORGANIZER FOR THREADED BOLTS

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269471A (en) * 1968-10-31 1972-04-06 Louis Lamendin Improvements in and relating to anchor rod assemblies
GB1564237A (en) * 1976-08-09 1980-04-02 Hilti Ag Expansible dowel
GB2067702A (en) * 1980-01-02 1981-07-30 Walter Resources Inc J Mine roof bolt assembly
GB2131115A (en) * 1982-11-26 1984-06-13 Eastern Co Reinforcing rock structure and nut elements therefor
GB2132729A (en) * 1982-12-22 1984-07-11 Heinrich Sohnius Torque indicating means for nuts on screw-threaded shanks

Also Published As

Publication number Publication date
GB8724525D0 (en) 1987-11-25
AU605368B2 (en) 1991-01-10
GB2211259A (en) 1989-06-28
AU2375688A (en) 1989-04-20

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Legal Events

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

Effective date: 20031020