GB896098A - Advancing roof support frame assembly for mining operations - Google Patents
Advancing roof support frame assembly for mining operationsInfo
- Publication number
- GB896098A GB896098A GB28329/58A GB2832958A GB896098A GB 896098 A GB896098 A GB 896098A GB 28329/58 A GB28329/58 A GB 28329/58A GB 2832958 A GB2832958 A GB 2832958A GB 896098 A GB896098 A GB 896098A
- Authority
- GB
- United Kingdom
- Prior art keywords
- frames
- roof support
- advancing roof
- support frame
- frame assembly
- 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
- 238000005065 mining Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
- E21D23/0073—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices with advancing shifting devices connected therewith
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
896,098. Advancing roof supports. GEWERKSCHAFT EISENHUTTE WESTFALIA. Sept 3, 1958 [April 3, 1958], No. 28329/58. Class 20(2) An advancing roof support comprises two parallel frames 10, 11 advanced alternately by a cylinder 15 which connects the frames and about the piston rod 18 of which the frames can be pivoted to form a smaller unit for transport as shown in Fig. 2. Each frame comprises two props 13, 14, which may be detachable, on a sole plate 12. The frames are connected by straps 16, one to the cylinder 15 and one to the piston rod 18.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE896098X | 1958-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB896098A true GB896098A (en) | 1962-05-09 |
Family
ID=6848013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB28329/58A Expired GB896098A (en) | 1958-04-03 | 1958-09-03 | Advancing roof support frame assembly for mining operations |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB896098A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3367117A (en) * | 1964-02-04 | 1968-02-06 | Gewerk Eisenhuette Westfalia | Mine roof support |
-
1958
- 1958-09-03 GB GB28329/58A patent/GB896098A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3367117A (en) * | 1964-02-04 | 1968-02-06 | Gewerk Eisenhuette Westfalia | Mine roof support |
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