EP2256292A3 - Fastening element with a base body for use in mining and tunnel construction - Google Patents

Fastening element with a base body for use in mining and tunnel construction Download PDF

Info

Publication number
EP2256292A3
EP2256292A3 EP20100162643 EP10162643A EP2256292A3 EP 2256292 A3 EP2256292 A3 EP 2256292A3 EP 20100162643 EP20100162643 EP 20100162643 EP 10162643 A EP10162643 A EP 10162643A EP 2256292 A3 EP2256292 A3 EP 2256292A3
Authority
EP
European Patent Office
Prior art keywords
base body
mining
fastening element
tunnel construction
weakenings
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.)
Withdrawn
Application number
EP20100162643
Other languages
German (de)
French (fr)
Other versions
EP2256292A2 (en
Inventor
Michael Selb
Arne Schibli
Richard Podesser
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.)
DSI Underground Australia Pty Ltd
Original Assignee
Hilti AG
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 Hilti AG filed Critical Hilti AG
Publication of EP2256292A2 publication Critical patent/EP2256292A2/en
Publication of EP2256292A3 publication Critical patent/EP2256292A3/en
Withdrawn legal-status Critical Current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
    • E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • Connection Of Plates (AREA)
  • Earth Drilling (AREA)
  • Catching Or Destruction (AREA)
  • Slide Fasteners (AREA)
  • Clamps And Clips (AREA)
  • Insertion Pins And Rivets (AREA)

Abstract

Die Erfindung betrifft ein Befestigungselement (11) mit einem Grundkörper (12) für den Einsatz im Berg- und Tunnelbau, wobei der Grundkörper (12) an seiner Aussenseite (13) mit mehren Schwächungen (14, 15) des Querschnitts als Sollbruchstellen versehen ist. Die Schwächungen (14, 15) sind spiralförmig ausgebildet und erstrecken sich entlang der Längserstreckung des Grundkörpers (12).

Figure imgaf001
The invention relates to a fastening element (11) with a base body (12) for use in mining and tunneling, wherein the base body (12) is provided on its outer side (13) with several weakenings (14, 15) of the cross section as predetermined breaking points. The weakenings (14, 15) are spirally formed and extend along the longitudinal extension of the main body (12).
Figure imgaf001
EP20100162643 2009-05-26 2010-05-12 Fastening element with a base body for use in mining and tunnel construction Withdrawn EP2256292A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009026478A DE102009026478A1 (en) 2009-05-26 2009-05-26 Fastener with a base body for use in mining and tunneling

Publications (2)

Publication Number Publication Date
EP2256292A2 EP2256292A2 (en) 2010-12-01
EP2256292A3 true EP2256292A3 (en) 2015-05-20

Family

ID=42734666

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20100162643 Withdrawn EP2256292A3 (en) 2009-05-26 2010-05-12 Fastening element with a base body for use in mining and tunnel construction

Country Status (7)

Country Link
US (1) US20100303553A1 (en)
EP (1) EP2256292A3 (en)
AU (1) AU2010201914B2 (en)
CA (1) CA2703427A1 (en)
DE (1) DE102009026478A1 (en)
RU (1) RU2010121718A (en)
ZA (1) ZA201003722B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW548860B (en) 2001-06-20 2003-08-21 Semiconductor Energy Lab Light emitting device and method of manufacturing the same
CA3087874A1 (en) * 2017-11-28 2019-06-06 Setevox (Pty) Ltd Non-metallic split set rockbolt

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181060A (en) * 1977-09-29 1980-01-01 Payne William J Helical anchor
AU568546B2 (en) * 1983-07-11 1988-01-07 Titan Mining & Engineering Pty. Ltd. Roof bolt
US4904122A (en) * 1987-08-06 1990-02-27 Dyckerhoff & Widmann Aktiengesellschaft Anchoring device, such as a rock anchor
WO2000000718A1 (en) * 1998-06-26 2000-01-06 Sika Ag, Vormals Kaspar Winkler & Co. Tie rod especially for securing rock walls, and a method for producing such a tie rod
WO2008051728A2 (en) * 2006-10-19 2008-05-02 Jennmar Corporation A breakable rock bolt
AU2008221612A1 (en) * 2007-09-24 2009-04-09 Sandvik Intellectual Property Ab Rock Bolt

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2914983A (en) * 1953-12-09 1959-12-01 Olin Mathieson Explosively driven fastener having axially collapsible radially expandable locking sleeve
US2947279A (en) * 1957-11-22 1960-08-02 Mine Safety Appliances Co Mine roof bolt and bolting system
US3326004A (en) * 1962-07-05 1967-06-20 Chester I Williams Procedure for reinforcing a rock formation
US4132080A (en) * 1977-11-07 1979-01-02 Stratabolt Corporation Resin anchored rock or mine roof bolt anchor mechanism
US5374140A (en) * 1990-07-03 1994-12-20 Standish; Peter N. Drillable ground support bolt
US5791823A (en) * 1996-12-06 1998-08-11 Inco Limited Yielding head for mine support
DE10017761B4 (en) * 2000-04-10 2013-03-28 Hilti Aktiengesellschaft Use of a pipe anchor with profiling
AU2003257237B2 (en) * 2003-08-29 2007-04-05 Onesteel Manufacturing Pty Ltd Hollow bar manufacturing process
US7073982B2 (en) * 2004-09-24 2006-07-11 Jennmar Corporation Point anchor coated mine roof bolt

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181060A (en) * 1977-09-29 1980-01-01 Payne William J Helical anchor
AU568546B2 (en) * 1983-07-11 1988-01-07 Titan Mining & Engineering Pty. Ltd. Roof bolt
US4904122A (en) * 1987-08-06 1990-02-27 Dyckerhoff & Widmann Aktiengesellschaft Anchoring device, such as a rock anchor
WO2000000718A1 (en) * 1998-06-26 2000-01-06 Sika Ag, Vormals Kaspar Winkler & Co. Tie rod especially for securing rock walls, and a method for producing such a tie rod
WO2008051728A2 (en) * 2006-10-19 2008-05-02 Jennmar Corporation A breakable rock bolt
AU2008221612A1 (en) * 2007-09-24 2009-04-09 Sandvik Intellectual Property Ab Rock Bolt

Also Published As

Publication number Publication date
US20100303553A1 (en) 2010-12-02
DE102009026478A1 (en) 2010-12-02
AU2010201914B2 (en) 2012-05-10
EP2256292A2 (en) 2010-12-01
ZA201003722B (en) 2011-04-28
RU2010121718A (en) 2011-12-10
CA2703427A1 (en) 2010-11-26
AU2010201914A1 (en) 2010-12-16

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