PL64679Y1 - Gniazdo głowicy stojaka sekcji obudowy górniczej - Google Patents
Gniazdo głowicy stojaka sekcji obudowy górniczej Download PDFInfo
- Publication number
- PL64679Y1 PL64679Y1 PL117449U PL11744908U PL64679Y1 PL 64679 Y1 PL64679 Y1 PL 64679Y1 PL 117449 U PL117449 U PL 117449U PL 11744908 U PL11744908 U PL 11744908U PL 64679 Y1 PL64679 Y1 PL 64679Y1
- Authority
- PL
- Poland
- Prior art keywords
- elements
- canopy
- socket according
- head
- stand
- Prior art date
Links
- 238000005065 mining Methods 0.000 title claims description 13
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 239000011435 rock Substances 0.000 description 2
- 210000000588 acetabulum Anatomy 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 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
- E21D23/049—Connecting devices between the head or foot of a prop and the cap or base of the roof support
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Clamps And Clips (AREA)
- Pivots And Pivotal Connections (AREA)
- Lining And Supports For Tunnels (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200720006668 DE202007006668U1 (de) | 2007-05-07 | 2007-05-07 | Stempelkopfaufnahme und Schildausbaugestell hiermit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL64679Y1 true PL64679Y1 (pl) | 2009-11-30 |
Family
ID=38266616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL117449U PL64679Y1 (pl) | 2007-05-07 | 2008-11-10 | Gniazdo głowicy stojaka sekcji obudowy górniczej |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN201277050Y (cs) |
| CZ (1) | CZ18736U1 (cs) |
| DE (1) | DE202007006668U1 (cs) |
| PL (1) | PL64679Y1 (cs) |
| RU (1) | RU77907U1 (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533494A (zh) * | 2014-12-22 | 2015-04-22 | 中煤北京煤矿机械有限责任公司 | 液压支架后连杆侧护板结构 |
| CN109625844A (zh) * | 2018-11-28 | 2019-04-16 | 中国神华能源股份有限公司 | 带式输送机控制系统及控制方法 |
-
2007
- 2007-05-07 DE DE200720006668 patent/DE202007006668U1/de not_active Expired - Lifetime
-
2008
- 2008-04-28 CZ CZ200819901U patent/CZ18736U1/cs not_active IP Right Cessation
- 2008-05-06 RU RU2008118197/22U patent/RU77907U1/ru not_active IP Right Cessation
- 2008-05-06 CN CNU2008201049744U patent/CN201277050Y/zh not_active Expired - Fee Related
- 2008-11-10 PL PL117449U patent/PL64679Y1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN201277050Y (zh) | 2009-07-22 |
| DE202007006668U1 (de) | 2007-07-12 |
| RU77907U1 (ru) | 2008-11-10 |
| CZ18736U1 (cs) | 2008-07-10 |
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