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ZA811214B - Roof support pin - Google Patents

Roof support pin

Info

Publication number
ZA811214B
ZA811214B ZA00811214A ZA811214A ZA811214B ZA 811214 B ZA811214 B ZA 811214B ZA 00811214 A ZA00811214 A ZA 00811214A ZA 811214 A ZA811214 A ZA 811214A ZA 811214 B ZA811214 B ZA 811214B
Authority
ZA
South Africa
Prior art keywords
support pin
roof support
roof
pin
support
Prior art date
Application number
ZA00811214A
Other languages
English (en)
Inventor
G Elders
Original Assignee
G Elders
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 G Elders filed Critical G Elders
Publication of ZA811214B publication Critical patent/ZA811214B/xx

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
    • E21D21/0026—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)
  • Mining & Mineral Resources (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Insertion Pins And Rivets (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Installation Of Indoor Wiring (AREA)
ZA00811214A 1980-03-28 1981-02-24 Roof support pin ZA811214B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/134,939 US4350462A (en) 1980-03-28 1980-03-28 Roof support pin

Publications (1)

Publication Number Publication Date
ZA811214B true ZA811214B (en) 1982-03-31

Family

ID=22465699

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00811214A ZA811214B (en) 1980-03-28 1981-02-24 Roof support pin

Country Status (8)

Country Link
US (1) US4350462A (xx)
AU (1) AU6760181A (xx)
CA (1) CA1198007A (xx)
DE (1) DE3107718A1 (xx)
FR (1) FR2479321A1 (xx)
GB (1) GB2073351A (xx)
SE (2) SE8101530L (xx)
ZA (1) ZA811214B (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE427764B (sv) * 1979-03-09 1983-05-02 Atlas Copco Ab Bergbultningsforfarande jemte rorformig bergbult
US4502818A (en) * 1980-03-28 1985-03-05 Elders G W Roof support pin
BG39739A1 (en) * 1984-09-26 1986-08-15 Nikolaev Tube fastener
AT384277B (de) * 1984-11-19 1987-10-27 Rudolf Gruber Nagel
SE457894B (sv) * 1985-06-17 1989-02-06 Atlas Copco Ab Saett att stabilisera berg
US4650373A (en) * 1985-11-14 1987-03-17 Seegmiller Ben L Rock bolt construction and installation
AT387429B (de) * 1986-04-09 1989-01-25 Gd Anker Gmbh & Co Kg Gebirgsanker
US5387060A (en) * 1993-03-26 1995-02-07 F. M. Locotos Equipment & Design Co. Tubular mining bolt
CA2130843A1 (en) * 1993-08-30 1995-03-01 Kenneth Douglas Kynoch Rock anchor bolt
DE102004020852B4 (de) 2004-04-28 2006-07-13 Hilti Ag Eingussdübel
WO2009150617A1 (en) * 2008-06-12 2009-12-17 Bent It Over Marketing Cc Anchoring device
AU2024300330A1 (en) * 2023-07-24 2025-12-18 Theodore Daniel Swemmer Friction rock anchor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US872180A (en) * 1907-05-09 1907-11-26 Frank Edward Hite Cotter-pin.
US2177231A (en) * 1938-03-07 1939-10-24 Albert H Tinnerman Tool
US2180271A (en) * 1939-03-09 1939-11-14 Arras Damiano Hose clamp
US3149646A (en) * 1961-04-03 1964-09-22 Cons Edison Co New York Inc Apparatus for sealing leaks in pipes
US3701555A (en) * 1969-11-24 1972-10-31 Kenneth D Harris Clamp
USRE30256E (en) 1973-02-09 1980-04-08 Deborah L. Castle Friction rock stabilizers
US4109684A (en) * 1977-04-14 1978-08-29 Fernandez Robert R Method and apparatus for repairing leaks in water heaters
SU630424A1 (ru) * 1977-05-04 1978-10-30 Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Угольный Институт (Кузниуи) Распорный анкер
SE7711060L (sv) * 1977-10-03 1979-04-05 Atlas Copco Ab Sett att infora en bult i ett borrhal
US4142704A (en) * 1978-01-19 1979-03-06 Trw Inc. Compressor mount clips
US4284379A (en) * 1979-07-25 1981-08-18 Ingersoll-Rand Company Earth structure stabilizer
US4260294A (en) * 1979-11-19 1981-04-07 Ingersoll-Rand Company Friction rock stabilizer and method for inserting thereof in an earth structure bore

Also Published As

Publication number Publication date
GB2073351A (en) 1981-10-14
FR2479321A1 (fr) 1981-10-02
US4350462A (en) 1982-09-21
SE8101530L (sv) 1981-09-29
DE3107718A1 (de) 1981-12-24
CA1198007A (en) 1985-12-17
SE8203497L (sv) 1982-06-07
AU6760181A (en) 1981-10-01

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