JPS562877B2 - - Google Patents
Info
- Publication number
- JPS562877B2 JPS562877B2 JP12014077A JP12014077A JPS562877B2 JP S562877 B2 JPS562877 B2 JP S562877B2 JP 12014077 A JP12014077 A JP 12014077A JP 12014077 A JP12014077 A JP 12014077A JP S562877 B2 JPS562877 B2 JP S562877B2
- Authority
- JP
- Japan
- 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 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
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)
- Excavating Of Shafts Or Tunnels (AREA)
- Lining And Supports For Tunnels (AREA)
- Road Signs Or Road Markings (AREA)
- Soil Working Implements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU762405500A SU693027A1 (ru) | 1976-10-12 | 1976-10-12 | Фронтальный агрегат |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5360301A JPS5360301A (en) | 1978-05-30 |
| JPS562877B2 true JPS562877B2 (US06262066-20010717-C00315.png) | 1981-01-22 |
Family
ID=20677370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12014077A Granted JPS5360301A (en) | 1976-10-12 | 1977-10-07 | Apparatus for cutting facing for coal mining |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5360301A (US06262066-20010717-C00315.png) |
| DE (1) | DE2743625C3 (US06262066-20010717-C00315.png) |
| FR (1) | FR2367908B1 (US06262066-20010717-C00315.png) |
| SU (1) | SU693027A1 (US06262066-20010717-C00315.png) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60158460U (ja) * | 1984-03-30 | 1985-10-22 | 新日軽株式会社 | 回動鏡 |
| JPS624195Y2 (US06262066-20010717-C00315.png) * | 1983-09-10 | 1987-01-30 | ||
| JPH08158752A (ja) * | 1994-11-30 | 1996-06-18 | Jiyuuken Sangyo:Kk | 鏡を有する収納扉 |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2905873A1 (de) * | 1979-02-16 | 1980-08-28 | Gewerk Eisenhuette Westfalia | Fahrfeldabschirmung fuer strebbetriebe, insbesondere in geneigter lagerung und bei grossen floezmaechtigkeiten |
| DE2921459A1 (de) * | 1979-05-26 | 1980-12-04 | Gewerk Eisenhuette Westfalia | Fahrfeldabschirmung fuer strebbetriebe, insbesondere in geneigter lagerung und bei grossen floezmaechtigkeiten |
| DE3044946A1 (de) * | 1980-11-28 | 1982-07-01 | Institut gornogo dela Sibirskogo otdelenija Akademii Nauk SSSR, Novosibirsk | Nachgiebiger wandernder ausbau |
| DE3511275C1 (de) * | 1985-03-28 | 1986-06-19 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Hydraulisches Schreitausbaugestell |
| DE3521819A1 (de) * | 1985-06-19 | 1987-01-02 | Kloeckner Becorit Gmbh | Hydraulischer strebausbau |
| DE3620880C1 (en) * | 1986-06-21 | 1987-06-04 | Hemscheidt Maschf Hermann | Hydraulic self-advancing support frame |
| DE3627205C1 (en) * | 1986-08-11 | 1988-04-07 | Hemscheidt Maschf Hermann | Hydraulic self-advancing support assembly in combination with a winning apparatus circulating at the roof and floor |
| DE3631266A1 (de) * | 1986-09-13 | 1988-03-24 | Hemscheidt Maschf Hermann | An hydraulischen schreitausbaugestellen gefuehrte gewinnungseinrichtung |
| DE3718478A1 (de) * | 1987-06-02 | 1988-12-22 | G Pk Exi Ugolnogo Mash | Kohlengewinnungsaggregat fuer steiles einfallen |
| CN102777194B (zh) * | 2012-05-30 | 2015-01-07 | 三一重型装备有限公司 | 用于液压支架的防倾倒装置和液压支架 |
| CN104213929A (zh) * | 2014-08-21 | 2014-12-17 | 四川省华蓥山煤业股份有限公司李子垭南煤矿 | 一种大倾角煤层综采支架及支护方法 |
| CN109026110B (zh) * | 2018-11-03 | 2019-10-01 | 天地科技股份有限公司 | 一种可折叠行走的超前液压支架 |
| CN113356766B (zh) * | 2021-07-05 | 2023-12-12 | 中国煤炭科工集团太原研究院有限公司 | 煤矿掘锚机 |
-
1976
- 1976-10-12 SU SU762405500A patent/SU693027A1/ru active
-
1977
- 1977-09-28 DE DE19772743625 patent/DE2743625C3/de not_active Expired
- 1977-10-07 JP JP12014077A patent/JPS5360301A/ja active Granted
- 1977-10-11 FR FR7730558A patent/FR2367908B1/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS624195Y2 (US06262066-20010717-C00315.png) * | 1983-09-10 | 1987-01-30 | ||
| JPS60158460U (ja) * | 1984-03-30 | 1985-10-22 | 新日軽株式会社 | 回動鏡 |
| JPH08158752A (ja) * | 1994-11-30 | 1996-06-18 | Jiyuuken Sangyo:Kk | 鏡を有する収納扉 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2367908A1 (fr) | 1978-05-12 |
| DE2743625C3 (de) | 1980-12-18 |
| DE2743625B2 (de) | 1980-04-17 |
| DE2743625A1 (de) | 1978-04-20 |
| JPS5360301A (en) | 1978-05-30 |
| FR2367908B1 (fr) | 1980-12-19 |
| SU693027A1 (ru) | 1979-10-25 |
