CA990555A - Friction rock stabilizers - Google Patents

Friction rock stabilizers

Info

Publication number
CA990555A
CA990555A CA190,634A CA190634A CA990555A CA 990555 A CA990555 A CA 990555A CA 190634 A CA190634 A CA 190634A CA 990555 A CA990555 A CA 990555A
Authority
CA
Canada
Prior art keywords
friction rock
rock stabilizers
stabilizers
friction
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
CA190,634A
Other languages
English (en)
Other versions
CA190634S (en
Inventor
James J. Scott
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
Application granted granted Critical
Publication of CA990555A publication Critical patent/CA990555A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means

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)
  • Dowels (AREA)
CA190,634A 1973-02-09 1974-01-18 Friction rock stabilizers Expired CA990555A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33095473A 1973-02-09 1973-02-09
US43069574A 1974-01-04 1974-01-04

Publications (1)

Publication Number Publication Date
CA990555A true CA990555A (en) 1976-06-08

Family

ID=26987522

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,634A Expired CA990555A (en) 1973-02-09 1974-01-18 Friction rock stabilizers

Country Status (3)

Country Link
CA (1) CA990555A (enrdf_load_stackoverflow)
FR (1) FR2217527B1 (enrdf_load_stackoverflow)
GB (1) GB1413263A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA811894B (en) * 1980-03-28 1982-04-28 R Thom An anchor bolt
US6935811B2 (en) 2002-11-13 2005-08-30 Terrasimco Inc. Frictional mining bolt
WO2014071442A1 (en) * 2012-11-12 2014-05-15 Rise Mining Developments Pty Ltd Rock bolt

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2240425A (en) * 1939-07-31 1941-04-29 Sternbergh James Hervey Fastener
BE656476A (enrdf_load_stackoverflow) * 1964-11-30 1965-03-16

Also Published As

Publication number Publication date
DE2405883A1 (de) 1974-08-15
DE2405883B2 (de) 1976-03-11
FR2217527A1 (enrdf_load_stackoverflow) 1974-09-06
FR2217527B1 (enrdf_load_stackoverflow) 1976-10-15
GB1413263A (en) 1975-11-12

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