GB1025729A - Rock bolt assembly - Google Patents

Rock bolt assembly

Info

Publication number
GB1025729A
GB1025729A GB2779965A GB2779965A GB1025729A GB 1025729 A GB1025729 A GB 1025729A GB 2779965 A GB2779965 A GB 2779965A GB 2779965 A GB2779965 A GB 2779965A GB 1025729 A GB1025729 A GB 1025729A
Authority
GB
United Kingdom
Prior art keywords
bolt assembly
rock bolt
bolts
rock
williams
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
GB2779965A
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 GB1025729A publication Critical patent/GB1025729A/en
Expired 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
    • E21D21/02—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection having means for indicating tension
    • 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)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Piles And Underground Anchors (AREA)
  • Prostheses (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

1,025,729. Anchor-bolts; determining tension in rock bolts; washers. C. I. WILLIAMS. Oct. 27, 1964 [Nov. 6, 1963], No. 27799/65. Divided out of 1,025,728. Heading F2H. The description is the same as that of the original Specification but the claims are directed to the rock bolt assembly including the bearing plate and excluding the detector rod.
GB2779965A 1963-11-06 1964-10-27 Rock bolt assembly Expired GB1025729A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32176163A 1963-11-06 1963-11-06

Publications (1)

Publication Number Publication Date
GB1025729A true GB1025729A (en) 1966-04-14

Family

ID=23251919

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2779965A Expired GB1025729A (en) 1963-11-06 1964-10-27 Rock bolt assembly
GB4384864A Expired GB1025728A (en) 1963-11-06 1964-10-27 Rock bolt assembly and method for determining strain and displacement in a rock formation

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB4384864A Expired GB1025728A (en) 1963-11-06 1964-10-27 Rock bolt assembly and method for determining strain and displacement in a rock formation

Country Status (2)

Country Link
DE (1) DE1948711U (en)
GB (2) GB1025729A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001942A (en) * 1974-05-30 1977-01-11 Bergwerksverband Gmbh Rod extensometer
DE2556494A1 (en) * 1975-12-16 1977-06-30 Alfons Harke Bolt or bracket fixture for walls - comprises discs with through hole and further hole for introduction of binder
EP0366337A1 (en) * 1988-10-19 1990-05-02 Stelco Inc. Tubular rock bolt

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3211822A1 (en) * 1982-03-31 1983-10-13 Glötzl, Gesellschaft für Baumeßtechnik mbH, 7512 Rheinstetten EXTENSOMETER
DE8812655U1 (en) * 1988-10-08 1989-03-30 Dyckerhoff & Widmann AG, 8000 München Anchoring device for the rod-shaped tension member of an anchor, in particular a rock anchor
FI125339B (en) 2012-12-10 2015-08-31 Suomen Metallityö Oy The Rock Anchor Bolt
SE538499C2 (en) 2014-11-13 2016-08-09 Rock Safety Sweden Ab Device for rock bolt and method for using the device as well as reinforcing systems including such device.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001942A (en) * 1974-05-30 1977-01-11 Bergwerksverband Gmbh Rod extensometer
DE2556494A1 (en) * 1975-12-16 1977-06-30 Alfons Harke Bolt or bracket fixture for walls - comprises discs with through hole and further hole for introduction of binder
EP0366337A1 (en) * 1988-10-19 1990-05-02 Stelco Inc. Tubular rock bolt

Also Published As

Publication number Publication date
DE1948711U (en) 1966-11-03
GB1025728A (en) 1966-04-14

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