GB513264A - Improvements in or relating to tunnelling - Google Patents

Improvements in or relating to tunnelling

Info

Publication number
GB513264A
GB513264A GB7131/38A GB713138A GB513264A GB 513264 A GB513264 A GB 513264A GB 7131/38 A GB7131/38 A GB 7131/38A GB 713138 A GB713138 A GB 713138A GB 513264 A GB513264 A GB 513264A
Authority
GB
United Kingdom
Prior art keywords
carrying
bolts
carriage
bracket
tunnelling
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
GB7131/38A
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
Priority to GB7131/38A priority Critical patent/GB513264A/en
Publication of GB513264A publication Critical patent/GB513264A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
    • E21D9/0879—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)

Abstract

513,264. Wrenches. PARKER, L. F. March '7, 1938, No. 7131. [Class 61 (iii)] [Also in Groups XXI and XXX] A tunnelling machine comprises a shield annulus with a rear plate 2 carrying an annular track formed of opposed U-plates 22, 22x, a carriage 23 being carried by rollers within the track and moved on the latter by a motor through worm gearing 28 and rack and pinion gearing 21, 25; the carriage carries a swinging bracket 33 supporting a universally-pivoted bracket 36 with a pivoted member 37 carrying a head 37x adapted to hold the nuts of the lining bolts 38 while the bolts are turned.
GB7131/38A 1938-03-07 1938-03-07 Improvements in or relating to tunnelling Expired GB513264A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7131/38A GB513264A (en) 1938-03-07 1938-03-07 Improvements in or relating to tunnelling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7131/38A GB513264A (en) 1938-03-07 1938-03-07 Improvements in or relating to tunnelling

Publications (1)

Publication Number Publication Date
GB513264A true GB513264A (en) 1939-10-09

Family

ID=9827199

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7131/38A Expired GB513264A (en) 1938-03-07 1938-03-07 Improvements in or relating to tunnelling

Country Status (1)

Country Link
GB (1) GB513264A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656810A (en) * 1969-02-08 1972-04-18 Vladimir Alexandrovich Khodosh Tunneling shield

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656810A (en) * 1969-02-08 1972-04-18 Vladimir Alexandrovich Khodosh Tunneling shield

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