ZA201804755B - Expandable rock bolt with indicator of clamping - Google Patents

Expandable rock bolt with indicator of clamping

Info

Publication number
ZA201804755B
ZA201804755B ZA2018/04755A ZA201804755A ZA201804755B ZA 201804755 B ZA201804755 B ZA 201804755B ZA 2018/04755 A ZA2018/04755 A ZA 2018/04755A ZA 201804755 A ZA201804755 A ZA 201804755A ZA 201804755 B ZA201804755 B ZA 201804755B
Authority
ZA
South Africa
Prior art keywords
indicator
clamping
rock bolt
expandable rock
expandable
Prior art date
Application number
ZA2018/04755A
Other languages
English (en)
Inventor
Chrobák Vladimír
Original Assignee
Dsi Underground Ip Holdings Luxembourg Sarl
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 Dsi Underground Ip Holdings Luxembourg Sarl filed Critical Dsi Underground Ip Holdings Luxembourg Sarl
Publication of ZA201804755B publication Critical patent/ZA201804755B/en

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
    • E21D21/0073—Anchoring-bolts having an inflatable sleeve, e.g. hollow sleeve expanded by a fluid
    • 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
    • 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
    • E21D21/0093—Accessories

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)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Piles And Underground Anchors (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Earth Drilling (AREA)
  • Road Signs Or Road Markings (AREA)
ZA2018/04755A 2016-04-28 2018-07-16 Expandable rock bolt with indicator of clamping ZA201804755B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CZ2016-244A CZ306774B6 (cs) 2016-04-28 2016-04-28 Rozpínatelný horninový svorník s indikátorem upnutí
PCT/IB2016/001480 WO2017187219A1 (en) 2016-04-28 2016-09-26 Expandable rock bolt with indicator of clamping

Publications (1)

Publication Number Publication Date
ZA201804755B true ZA201804755B (en) 2019-04-24

Family

ID=57249835

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA2018/04755A ZA201804755B (en) 2016-04-28 2018-07-16 Expandable rock bolt with indicator of clamping

Country Status (11)

Country Link
US (1) US20190162068A1 (cs)
EP (1) EP3449097A1 (cs)
AU (1) AU2016404403A1 (cs)
BR (1) BR112018015591B1 (cs)
CA (1) CA3013035C (cs)
CZ (1) CZ306774B6 (cs)
MX (1) MX2018013018A (cs)
PE (1) PE20181871A1 (cs)
RU (1) RU2703014C1 (cs)
WO (1) WO2017187219A1 (cs)
ZA (1) ZA201804755B (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108737790B (zh) * 2018-06-11 2020-04-17 山西华鑫电气有限公司 基于图像信息采集的煤流监控方法
EP3748122A1 (en) 2019-06-04 2020-12-09 Sandvik Mining and Construction Tools AB A tension indicator for a rock bolt
ES2965301T3 (es) 2020-05-14 2024-04-12 Sandvik Mining And Construction Tools Ab Un indicador de tensión para un perno para roca

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104645A (en) * 1961-03-22 1963-09-24 Harrison Henry Bolt stress indicator
US4103771A (en) * 1976-06-11 1978-08-01 Rexnord Inc. Detecting resin cure
SU1776808A1 (ru) * 1989-11-28 1992-11-23 Norilsk Gorno Metall Cпocoб kohtpoля пpoчhoctи зakpeплehия ahkepa b шпуpe
JP3810710B2 (ja) * 2002-07-03 2006-08-16 島田 巌乃 軸力計
SE525179C2 (sv) 2003-05-12 2004-12-21 Atlas Copco Rock Drills Ab Metod och reglersystem för genom trycksättning expanderbara bergbultar
AU2003291219A1 (en) 2003-07-01 2005-01-21 David Charles Tyrer Hydraulic fluid inlet valve
JP2005232761A (ja) 2004-02-19 2005-09-02 Oyo Keisoku Kogyo Kk 膨張型のロックボルトの断面応力測定方法
AU2005286869B2 (en) * 2004-09-20 2008-04-17 Atlas Copco Mai Gmbh An elongate element tensioning member
JP2007308990A (ja) * 2006-05-19 2007-11-29 Oyo Corp トンネルの施工方法及びこれが実施されるトンネル
AU2008327529B2 (en) * 2007-11-21 2014-11-20 Robert Custers Hydraulically inflatable rock anchor with pressure indicator
RU2443867C1 (ru) * 2010-08-23 2012-02-27 Государственное образовательное учреждение высшего профессионального образования Московский государственный горный университет (МГГУ) Способ контроля сцепления анкерной крепи с массивом горных пород и устройство для его осуществления
WO2013173901A1 (en) 2012-05-22 2013-11-28 Atlas Copco Canada Inc. Rock bolt and method of installing a rock bolt
AU2013204292B2 (en) * 2012-11-07 2016-11-03 DSI Underground Australia Pty Limited Rock bolt assembly
CZ25706U1 (cs) * 2013-06-21 2013-07-29 Jennmar Multitex S.R.O. Rozpínatelný horninový svorník
CA2947197A1 (en) 2014-05-15 2015-11-19 Ncm Innovations (Pty) Ltd Breather tube indicator

Also Published As

Publication number Publication date
US20190162068A1 (en) 2019-05-30
PE20181871A1 (es) 2018-12-05
AU2016404403A1 (en) 2018-08-09
MX2018013018A (es) 2019-11-07
CA3013035C (en) 2021-01-26
CA3013035A1 (en) 2017-11-02
WO2017187219A1 (en) 2017-11-02
EP3449097A1 (en) 2019-03-06
BR112018015591A2 (pt) 2018-12-26
BR112018015591B1 (pt) 2022-08-30
CZ2016244A3 (cs) 2017-06-28
CZ306774B6 (cs) 2017-06-28
RU2703014C1 (ru) 2019-10-15

Similar Documents

Publication Publication Date Title
IL252756A0 (en) solid forms of ask1 inhibitor
GB201706784D0 (en) Structural expandable materials
IL253466A0 (en) Ergoline compounds and their uses
TWM489214U (en) Cement expansion bolt
ZA201803505B (en) Drill rod clamping system and methods of using same
ZA201700288B (en) Anchor bolt
GB201508519D0 (en) Clamp lock anchor
ZA201804755B (en) Expandable rock bolt with indicator of clamping
ZA202003632B (en) Rock bolt
ZA201608231B (en) Coupled self-drilling rock bolt
GB2556529B (en) Methods of drilling
PL3122969T3 (pl) Drążek blokady/zamek zaciskowy
DK3137852T3 (da) Forbrugsmåler med antenne
ZA201708615B (en) An inflatable rock bolt
GB2544287B (en) Anchor system for off-shore use
TWM490521U (en) Improved structure of expansion bolt
GB2523732B (en) Tritium measurement
TWM489903U (en) Auto-reset combination lock
ZA201800853B (en) Rock bolt
ZA201900633B (en) Rock bolt
IL245261A0 (en) A flared drill and a flared screw for it
ZA201603567B (en) Rock bolt
ZA201803578B (en) Rock bolt with releaseably fixable bung
ZA201505237B (en) Radially expansible rock bolt
ZA201600501B (en) Rock bolt