GB1413263A - Friction rock stabilizers - Google Patents

Friction rock stabilizers

Info

Publication number
GB1413263A
GB1413263A GB436474A GB436474A GB1413263A GB 1413263 A GB1413263 A GB 1413263A GB 436474 A GB436474 A GB 436474A GB 436474 A GB436474 A GB 436474A GB 1413263 A GB1413263 A GB 1413263A
Authority
GB
United Kingdom
Prior art keywords
stabilizer
bore
outer diameter
friction
jan
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
GB436474A
Other languages
English (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 GB1413263A publication Critical patent/GB1413263A/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)
GB436474A 1973-02-09 1974-01-30 Friction rock stabilizers Expired GB1413263A (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
GB1413263A true GB1413263A (en) 1975-11-12

Family

ID=26987522

Family Applications (1)

Application Number Title Priority Date Filing Date
GB436474A Expired GB1413263A (en) 1973-02-09 1974-01-30 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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (1)

* 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

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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
CA990555A (en) 1976-06-08

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19940129