PL64823Y1 - Spągnica dla sekcji obudowy górniczej - Google Patents
Spągnica dla sekcji obudowy górniczejInfo
- Publication number
- PL64823Y1 PL64823Y1 PL117577U PL11757708U PL64823Y1 PL 64823 Y1 PL64823 Y1 PL 64823Y1 PL 117577 U PL117577 U PL 117577U PL 11757708 U PL11757708 U PL 11757708U PL 64823 Y1 PL64823 Y1 PL 64823Y1
- Authority
- PL
- Poland
- Prior art keywords
- bearing
- plate
- floor
- stiffening
- joint
- Prior art date
Links
- 238000005065 mining Methods 0.000 title claims description 11
- 230000002787 reinforcement Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 claims description 2
- 210000002435 tendon Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone 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
- E21D23/0445—Extensions of the base member supporting the conveyor
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Supports For Pipes And Cables (AREA)
- Pivots And Pivotal Connections (AREA)
- Sewage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200720009841 DE202007009841U1 (de) | 2007-07-12 | 2007-07-12 | Liegendkufe für Schildausbaugestell und Schildausbaugestell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL117577U1 PL117577U1 (pl) | 2009-01-19 |
| PL64823Y1 true PL64823Y1 (pl) | 2010-03-31 |
Family
ID=38515254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL117577U PL64823Y1 (pl) | 2007-07-12 | 2008-07-07 | Spągnica dla sekcji obudowy górniczej |
Country Status (6)
| Country | Link |
|---|---|
| CN (1) | CN201310368Y (cs) |
| CZ (1) | CZ19281U1 (cs) |
| DE (1) | DE202007009841U1 (cs) |
| PL (1) | PL64823Y1 (cs) |
| RU (1) | RU79147U1 (cs) |
| UA (1) | UA40343U (cs) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009026135A1 (de) | 2009-07-08 | 2011-01-13 | Bucyrus Europe Gmbh | Bruchschild für Schildausbau und Verfahren zu dessen Fertigung |
| RU2398970C1 (ru) * | 2009-08-06 | 2010-09-10 | Александр Александрович Перфилов | Механизированная крепь для крутых пластов |
| CN102155245B (zh) * | 2011-04-01 | 2012-10-17 | 中煤北京煤矿机械有限责任公司 | 含伸缩梁的整顶梁液压支架 |
| CN103557021B (zh) * | 2013-11-15 | 2016-04-20 | 中煤北京煤矿机械有限责任公司 | 支架防拔后柱限位装置 |
| CN104265341B (zh) * | 2014-09-22 | 2016-01-27 | 巨隆液压设备(集团)有限公司 | 一种前梁侧护板与顶梁侧护板连接结构 |
| CN104358581A (zh) * | 2014-11-28 | 2015-02-18 | 贵州盘江矿山机械有限公司 | 一种支架前后推杆改进连接装置 |
-
2007
- 2007-07-12 DE DE200720009841 patent/DE202007009841U1/de not_active Expired - Lifetime
-
2008
- 2008-07-03 CZ CZ200820103U patent/CZ19281U1/cs not_active IP Right Cessation
- 2008-07-07 PL PL117577U patent/PL64823Y1/pl unknown
- 2008-07-11 RU RU2008128348/22U patent/RU79147U1/ru not_active IP Right Cessation
- 2008-07-11 UA UAU200809124U patent/UA40343U/uk unknown
- 2008-07-11 CN CNU200820131001XU patent/CN201310368Y/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CZ19281U1 (cs) | 2009-02-02 |
| RU79147U1 (ru) | 2008-12-20 |
| PL117577U1 (pl) | 2009-01-19 |
| CN201310368Y (zh) | 2009-09-16 |
| UA40343U (uk) | 2009-04-10 |
| DE202007009841U1 (de) | 2007-09-13 |
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