GB722508A - Improvements relating to polygonal and arched structures for use in mining - Google Patents

Improvements relating to polygonal and arched structures for use in mining

Info

Publication number
GB722508A
GB722508A GB12729/51A GB1272951A GB722508A GB 722508 A GB722508 A GB 722508A GB 12729/51 A GB12729/51 A GB 12729/51A GB 1272951 A GB1272951 A GB 1272951A GB 722508 A GB722508 A GB 722508A
Authority
GB
United Kingdom
Prior art keywords
pivot
parts
girders
wedges
segments
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
GB12729/51A
Other languages
English (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.)
FRIEDRICH WILHELM MOLL
Original Assignee
FRIEDRICH WILHELM MOLL
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
Priority to BE488659D priority Critical patent/BE488659A/fr
Application filed by FRIEDRICH WILHELM MOLL filed Critical FRIEDRICH WILHELM MOLL
Priority to GB12729/51A priority patent/GB722508A/en
Publication of GB722508A publication Critical patent/GB722508A/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
    • E21D11/24—Knuckle joints or links between arch members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Clamps And Clips (AREA)
  • Joining Of Building Structures In Genera (AREA)
GB12729/51A 1949-04-23 1951-05-30 Improvements relating to polygonal and arched structures for use in mining Expired GB722508A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE488659D BE488659A (fr) 1949-04-23 1949-04-23
GB12729/51A GB722508A (en) 1949-04-23 1951-05-30 Improvements relating to polygonal and arched structures for use in mining

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE488659T 1949-04-23
GB12729/51A GB722508A (en) 1949-04-23 1951-05-30 Improvements relating to polygonal and arched structures for use in mining

Publications (1)

Publication Number Publication Date
GB722508A true GB722508A (en) 1955-01-26

Family

ID=39968101

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12729/51A Expired GB722508A (en) 1949-04-23 1951-05-30 Improvements relating to polygonal and arched structures for use in mining

Country Status (2)

Country Link
BE (1) BE488659A (fr)
GB (1) GB722508A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1078969B (de) * 1957-04-08 1960-04-07 Kuenstler & Co Gelenk-, insbesondere Firstgelenk-verbindung fuer den Grubenausbau
GB2332474A (en) * 1997-12-22 1999-06-23 Lewmar Marine Ltd A hinge for exerting and controlling friction
WO2015186029A3 (fr) * 2014-06-04 2016-09-15 Officine Maccaferri Italia S.R.L. Dispositif de raccordement d'éléments structuraux de nervures et de structures réticulaires

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109882209B (zh) * 2019-03-19 2024-01-26 重庆交通大学 欠固结地层下穿隧道的灌注桩预加固支护结构和施工方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1078969B (de) * 1957-04-08 1960-04-07 Kuenstler & Co Gelenk-, insbesondere Firstgelenk-verbindung fuer den Grubenausbau
GB2332474A (en) * 1997-12-22 1999-06-23 Lewmar Marine Ltd A hinge for exerting and controlling friction
GB2332474B (en) * 1997-12-22 2001-08-29 Lewmar Marine Ltd A hinge
WO2015186029A3 (fr) * 2014-06-04 2016-09-15 Officine Maccaferri Italia S.R.L. Dispositif de raccordement d'éléments structuraux de nervures et de structures réticulaires
CN106795766A (zh) * 2014-06-04 2017-05-31 奥菲奇内·马卡费里意大利有限责任公司 用于连接肋状件和网状结构的结构元件的连接装置

Also Published As

Publication number Publication date
BE488659A (fr) 1949-10-24

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