GB8414974D0 - Yieldable slilt - Google Patents

Yieldable slilt

Info

Publication number
GB8414974D0
GB8414974D0 GB848414974A GB8414974A GB8414974D0 GB 8414974 D0 GB8414974 D0 GB 8414974D0 GB 848414974 A GB848414974 A GB 848414974A GB 8414974 A GB8414974 A GB 8414974A GB 8414974 D0 GB8414974 D0 GB 8414974D0
Authority
GB
United Kingdom
Prior art keywords
slilt
yieldable
yieldable slilt
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.)
Granted
Application number
GB848414974A
Other versions
GB2150171A (en
GB2150171B (en
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.)
CIRTEMETRIC Ltd
Original Assignee
CIRTEMETRIC Ltd
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 CIRTEMETRIC Ltd filed Critical CIRTEMETRIC Ltd
Publication of GB8414974D0 publication Critical patent/GB8414974D0/en
Publication of GB2150171A publication Critical patent/GB2150171A/en
Application granted granted Critical
Publication of GB2150171B publication Critical patent/GB2150171B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/183—Supporting means for arch members, not provided for in E21D11/22
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/14—Telescopic props
    • E21D15/16—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
    • E21D15/22—Telescopic props with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure with member, pin, cross- piece, or the like, ruptured, sheared through, or permanently deformed upon excessive pressure

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)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Road Paving Structures (AREA)
GB08414974A 1983-11-26 1984-06-12 Yieldable stilt Expired GB2150171B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838331638A GB8331638D0 (en) 1983-11-26 1983-11-26 Yieldable stilt

Publications (3)

Publication Number Publication Date
GB8414974D0 true GB8414974D0 (en) 1984-07-18
GB2150171A GB2150171A (en) 1985-06-26
GB2150171B GB2150171B (en) 1987-07-08

Family

ID=10552425

Family Applications (2)

Application Number Title Priority Date Filing Date
GB838331638A Pending GB8331638D0 (en) 1983-11-26 1983-11-26 Yieldable stilt
GB08414974A Expired GB2150171B (en) 1983-11-26 1984-06-12 Yieldable stilt

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB838331638A Pending GB8331638D0 (en) 1983-11-26 1983-11-26 Yieldable stilt

Country Status (1)

Country Link
GB (2) GB8331638D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106869970A (en) * 2017-03-19 2017-06-20 北京工业大学 A kind of bored tunnel method for protecting support of assembled compensation deformation

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6676333B2 (en) * 2002-02-19 2004-01-13 Richard D. Ruiz, Llc Frame members for a portable dam
CN111219199B (en) * 2020-01-14 2021-08-27 中国建筑第五工程局有限公司 Arch frame yielding support structure and construction method
CN112664237B (en) * 2020-12-29 2023-06-02 宁波朗达工程科技有限公司 Tunnel supporting acting force adjusting device and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB966592A (en) * 1961-11-18 1964-08-12 Hayden Nilos Ltd Improvements in or relating to mine shoring
GB1371542A (en) * 1972-01-07 1974-10-23 Hayden Nilos Conflow Ltd Yieldable stilts for mine roof supports

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106869970A (en) * 2017-03-19 2017-06-20 北京工业大学 A kind of bored tunnel method for protecting support of assembled compensation deformation

Also Published As

Publication number Publication date
GB2150171A (en) 1985-06-26
GB2150171B (en) 1987-07-08
GB8331638D0 (en) 1984-01-04

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930612