CA2809138A1 - Dispositif d'ancrage - Google Patents

Dispositif d'ancrage Download PDF

Info

Publication number
CA2809138A1
CA2809138A1 CA2809138A CA2809138A CA2809138A1 CA 2809138 A1 CA2809138 A1 CA 2809138A1 CA 2809138 A CA2809138 A CA 2809138A CA 2809138 A CA2809138 A CA 2809138A CA 2809138 A1 CA2809138 A1 CA 2809138A1
Authority
CA
Canada
Prior art keywords
drill head
expansion element
anchoring device
drilling
shaft
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.)
Abandoned
Application number
CA2809138A
Other languages
English (en)
Inventor
Roydon John Gilmour
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Illinois Tool Works Inc filed Critical Illinois Tool Works Inc
Priority claimed from PCT/US2011/044490 external-priority patent/WO2012012392A2/fr
Publication of CA2809138A1 publication Critical patent/CA2809138A1/fr
Abandoned legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Piles And Underground Anchors (AREA)
CA2809138A 2010-07-19 2011-07-19 Dispositif d'ancrage Abandoned CA2809138A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ586883 2010-07-19
NZ58688310A NZ586883A (en) 2010-07-19 2010-07-19 Self boring rock bolt with expansion elements coupled to the drill head by a keyway and key
PCT/US2011/044490 WO2012012392A2 (fr) 2010-07-19 2011-07-19 Dispositif d'ancrage

Publications (1)

Publication Number Publication Date
CA2809138A1 true CA2809138A1 (fr) 2012-01-26

Family

ID=46629622

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2809138A Abandoned CA2809138A1 (fr) 2010-07-19 2011-07-19 Dispositif d'ancrage

Country Status (3)

Country Link
CN (1) CN202381109U (fr)
CA (1) CA2809138A1 (fr)
NZ (2) NZ586883A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102808635A (zh) * 2012-07-20 2012-12-05 中国科学院武汉岩土力学研究所 一种胀壳式内锚头预应力锚杆及其安装使用方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102877867B (zh) * 2012-09-26 2015-07-15 山东科技大学 一种新型膨胀式让压预应力注浆锚杆及其使用方法
AU2014273836B2 (en) * 2013-05-27 2017-04-06 Oka Rock Bolt Technologies Pty Limited A self-drilling rock bolt assembly and method of installation
ES2947708T3 (es) * 2018-08-23 2023-08-17 Sandvik Mining And Construction Australia Production/Supply Pty Ltd Perno para roca con región de visualización de información
CN111809683A (zh) * 2020-07-24 2020-10-23 重庆交通大学 一种水下清礁设备及其固定装置
CN114060374B (zh) * 2020-08-07 2023-10-03 光宝电子(广州)有限公司 固定装置
CN113605948B (zh) * 2021-06-24 2023-12-29 广西北投交通养护科技集团有限公司 一种多段自适应膨胀锚杆回收方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102808635A (zh) * 2012-07-20 2012-12-05 中国科学院武汉岩土力学研究所 一种胀壳式内锚头预应力锚杆及其安装使用方法
CN102808635B (zh) * 2012-07-20 2015-10-07 中国科学院武汉岩土力学研究所 一种胀壳式内锚头预应力锚杆及其安装使用方法

Also Published As

Publication number Publication date
CN202381109U (zh) 2012-08-15
NZ604039A (en) 2013-10-25
NZ586883A (en) 2013-01-25

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130117

FZDE Dead

Effective date: 20160329