DE3426179A1 - Stuetzenschutzbergbauausbau - Google Patents
StuetzenschutzbergbauausbauInfo
- Publication number
- DE3426179A1 DE3426179A1 DE19843426179 DE3426179A DE3426179A1 DE 3426179 A1 DE3426179 A1 DE 3426179A1 DE 19843426179 DE19843426179 DE 19843426179 DE 3426179 A DE3426179 A DE 3426179A DE 3426179 A1 DE3426179 A1 DE 3426179A1
- Authority
- DE
- Germany
- Prior art keywords
- cap
- connector
- strut
- lever
- protection
- 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
Links
- 238000005065 mining Methods 0.000 title claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 6
- 241001669679 Eleotris Species 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 239000011435 rock Substances 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 2
- 230000007480 spreading Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 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
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
-
- 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
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
- E21D23/0034—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member
- E21D23/0043—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face comprising a goaf shield articulated to a base member and supported by two or more rows of struts parallel to the working face
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)
- Architecture (AREA)
- Structural Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Actuator (AREA)
- Helmets And Other Head Coverings (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL24306583A PL139781B1 (en) | 1983-07-16 | 1983-07-16 | Shield-type roof supports |
| PL24449383A PL139959B1 (en) | 1983-11-10 | 1983-11-10 | Shield-type roof support |
| PL24453283A PL140157B1 (en) | 1983-11-11 | 1983-11-11 | Lemniscate type roof support |
| PL24563684A PL142149B1 (en) | 1984-01-05 | 1984-01-05 | Hydraulic system for shielded type roof supports |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3426179A1 true DE3426179A1 (de) | 1985-01-31 |
| DE3426179C2 DE3426179C2 (enExample) | 1988-06-01 |
Family
ID=27484418
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843426179 Granted DE3426179A1 (de) | 1983-07-16 | 1984-07-16 | Stuetzenschutzbergbauausbau |
| DE19843448126 Expired DE3448126C2 (en) | 1983-07-16 | 1984-07-16 | Shield-type support assembly for underground mining |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19843448126 Expired DE3448126C2 (en) | 1983-07-16 | 1984-07-16 | Shield-type support assembly for underground mining |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS543784A2 (enExample) |
| DE (2) | DE3426179A1 (enExample) |
| HU (1) | HU190935B (enExample) |
| YU (1) | YU122684A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11655711B2 (en) | 2018-09-24 | 2023-05-23 | Joy Global Underground Mining Llc | Roof support including extendable links |
| CN117145550A (zh) * | 2023-10-08 | 2023-12-01 | 西安科技大学 | 一种适用于大倾角煤层伪俯斜开采的液压支架 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507263A1 (de) * | 1975-02-20 | 1976-09-09 | Johannes Winkler | Schildausbau mit kappenlenkvorrichtung |
| DE2605068A1 (de) * | 1976-02-10 | 1977-08-11 | Thyssen Industrie | Kappen- und schildkonstruktion fuer einen ausbauschild in floezartigen lagerstaetten |
| DE2750852B1 (de) | 1977-11-14 | 1979-03-29 | Hemscheidt Maschf Hermann | Vorrichtung zum Stabilisieren der Hangendkappe eines hydraulischen Schreitausbaugestells |
| DE2743590A1 (de) * | 1977-09-28 | 1979-04-05 | Kloeckner Werke Ag | Ausbaugestell |
| DE2721381B2 (de) * | 1977-05-12 | 1979-09-20 | Kloeckner-Werke Ag, 4100 Duisburg | Vorrichtung zur Stabilisierung einer hydraulischen Ausbaueinheit |
| GB2087983A (en) * | 1980-11-18 | 1982-06-03 | Textron Inc | Antifriction bearing with removable seal means |
| DE3404879A1 (de) * | 1983-02-16 | 1984-08-16 | Marrel, Bennes, Andrezieux Boutheon / Loire | Ausbauschild fuer den untertagebau |
-
1984
- 1984-07-13 YU YU122684A patent/YU122684A/xx unknown
- 1984-07-13 CS CS845437A patent/CS543784A2/cs unknown
- 1984-07-13 HU HU274684A patent/HU190935B/hu unknown
- 1984-07-16 DE DE19843426179 patent/DE3426179A1/de active Granted
- 1984-07-16 DE DE19843448126 patent/DE3448126C2/de not_active Expired
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507263A1 (de) * | 1975-02-20 | 1976-09-09 | Johannes Winkler | Schildausbau mit kappenlenkvorrichtung |
| DE2605068A1 (de) * | 1976-02-10 | 1977-08-11 | Thyssen Industrie | Kappen- und schildkonstruktion fuer einen ausbauschild in floezartigen lagerstaetten |
| DE2721381B2 (de) * | 1977-05-12 | 1979-09-20 | Kloeckner-Werke Ag, 4100 Duisburg | Vorrichtung zur Stabilisierung einer hydraulischen Ausbaueinheit |
| DE2743590A1 (de) * | 1977-09-28 | 1979-04-05 | Kloeckner Werke Ag | Ausbaugestell |
| DE2750852B1 (de) | 1977-11-14 | 1979-03-29 | Hemscheidt Maschf Hermann | Vorrichtung zum Stabilisieren der Hangendkappe eines hydraulischen Schreitausbaugestells |
| GB2087983A (en) * | 1980-11-18 | 1982-06-03 | Textron Inc | Antifriction bearing with removable seal means |
| DE3404879A1 (de) * | 1983-02-16 | 1984-08-16 | Marrel, Bennes, Andrezieux Boutheon / Loire | Ausbauschild fuer den untertagebau |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11655711B2 (en) | 2018-09-24 | 2023-05-23 | Joy Global Underground Mining Llc | Roof support including extendable links |
| CN117145550A (zh) * | 2023-10-08 | 2023-12-01 | 西安科技大学 | 一种适用于大倾角煤层伪俯斜开采的液压支架 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3448126C2 (en) | 1988-10-13 |
| HU190935B (en) | 1986-12-28 |
| YU122684A (en) | 1988-06-30 |
| DE3426179C2 (enExample) | 1988-06-01 |
| HUT37970A (en) | 1986-03-28 |
| CS543784A2 (en) | 1991-07-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8172 | Supplementary division/partition in: |
Ref country code: DE Ref document number: 3448126 Format of ref document f/p: P |
|
| Q171 | Divided out to: |
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|
| 8120 | Willingness to grant licences paragraph 23 | ||
| AH | Division in |
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|
| D2 | Grant after examination | ||
| AH | Division in |
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|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |