GB513264A - Improvements in or relating to tunnelling - Google Patents
Improvements in or relating to tunnellingInfo
- 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
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.
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3656810A (en) * | 1969-02-08 | 1972-04-18 | Vladimir Alexandrovich Khodosh | Tunneling shield |
-
1938
- 1938-03-07 GB GB7131/38A patent/GB513264A/en not_active Expired
Cited By (1)
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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