ES8504323A1 - Perfeccionamientos en un mecanismo de progresion exterior para bastidores hidraulicos de entibacion - Google Patents
Perfeccionamientos en un mecanismo de progresion exterior para bastidores hidraulicos de entibacionInfo
- Publication number
- ES8504323A1 ES8504323A1 ES534311A ES534311A ES8504323A1 ES 8504323 A1 ES8504323 A1 ES 8504323A1 ES 534311 A ES534311 A ES 534311A ES 534311 A ES534311 A ES 534311A ES 8504323 A1 ES8504323 A1 ES 8504323A1
- Authority
- ES
- Spain
- Prior art keywords
- guide bars
- walking mechanism
- support assemblies
- walking
- hydraulic support
- 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 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
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D23/08—Advancing mechanisms
- E21D23/10—Advancing mechanisms with advancing devices separate from the supporting construction
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)
- Rehabilitation Tools (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Wire Processing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833325795 DE3325795A1 (de) | 1983-07-16 | 1983-07-16 | Aussenliegendes schreitwerk fuer hydraulische ausbaugestelle |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8504323A1 true ES8504323A1 (es) | 1985-04-01 |
ES534311A0 ES534311A0 (es) | 1985-04-01 |
Family
ID=6204221
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES534311A Granted ES534311A0 (es) | 1983-07-16 | 1984-07-13 | Perfeccionamientos en un mecanismo de progresion exterior para bastidores hidraulicos de entibacion |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE900142A (de) |
CS (1) | CS269960B2 (de) |
DE (1) | DE3325795A1 (de) |
ES (1) | ES534311A0 (de) |
SU (1) | SU1311628A3 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD299446A5 (de) * | 1989-05-11 | 1992-04-16 | ��������@��@����������@��@��@����������@���������k�� | Mobile abbau kammerabstuetzvorrichtung |
CN103711505B (zh) * | 2013-12-17 | 2017-05-31 | 枣庄矿业(集团)有限责任公司物流中心 | 薄煤层液压支架操纵阀组位置调节装置 |
CN106050284A (zh) * | 2016-07-15 | 2016-10-26 | 山东兖煤黑豹矿业装备有限公司 | 平行作业式快速掘进支护系统及构建方法 |
CN109458205B (zh) * | 2018-11-05 | 2020-05-12 | 郑州煤机液压电控有限公司 | 液压支架精确推溜的控制方法 |
CN110107329B (zh) * | 2019-06-26 | 2024-03-08 | 三一重型装备有限公司 | 抬底机构和液压支架 |
CN112282816B (zh) * | 2020-10-28 | 2022-08-12 | 贵州理工学院 | 一种可以快速部署的巷道支护装置 |
CN113586105B (zh) * | 2021-08-23 | 2022-08-16 | 中国矿业大学(北京) | 自移式变胞结构的端头液压支架及移架方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2758663C2 (de) * | 1977-12-29 | 1982-07-01 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitwerksanordnung für einen Schreitausbau der geneigten und steilen Lagerung |
DE2940401A1 (de) * | 1979-10-05 | 1981-04-16 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Schreitwerk fuer einen schreitausbau, insbesondere einen schild- oder bockausbau u.dgl. |
-
1983
- 1983-07-16 DE DE19833325795 patent/DE3325795A1/de active Granted
-
1984
- 1984-07-05 CS CS845247A patent/CS269960B2/cs unknown
- 1984-07-12 BE BE0/213321A patent/BE900142A/fr not_active IP Right Cessation
- 1984-07-13 ES ES534311A patent/ES534311A0/es active Granted
- 1984-07-13 SU SU843765010A patent/SU1311628A3/ru active
Also Published As
Publication number | Publication date |
---|---|
CS524784A2 (en) | 1989-10-13 |
BE900142A (fr) | 1984-11-05 |
DE3325795C2 (de) | 1991-11-14 |
CS269960B2 (en) | 1990-05-14 |
DE3325795A1 (de) | 1985-01-24 |
SU1311628A3 (ru) | 1987-05-15 |
ES534311A0 (es) | 1985-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20041004 |