FR2367908B1 - Ensemble de dehouillement frontal d'une taille - Google Patents
Ensemble de dehouillement frontal d'une tailleInfo
- Publication number
- FR2367908B1 FR2367908B1 FR7730558A FR7730558A FR2367908B1 FR 2367908 B1 FR2367908 B1 FR 2367908B1 FR 7730558 A FR7730558 A FR 7730558A FR 7730558 A FR7730558 A FR 7730558A FR 2367908 B1 FR2367908 B1 FR 2367908B1
- Authority
- FR
- France
- Prior art keywords
- frontal
- size
- sheathing assembly
- sheathing
- assembly
- 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 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 |
---|---|
FR2367908A1 FR2367908A1 (fr) | 1978-05-12 |
FR2367908B1 true FR2367908B1 (fr) | 1980-12-19 |
Family
ID=20677370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7730558A Expired FR2367908B1 (fr) | 1976-10-12 | 1977-10-11 | Ensemble de dehouillement frontal d'une taille |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5360301A (fr) |
DE (1) | DE2743625C3 (fr) |
FR (1) | FR2367908B1 (fr) |
SU (1) | SU693027A1 (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2921459A1 (de) * | 1979-05-26 | 1980-12-04 | Gewerk Eisenhuette Westfalia | Fahrfeldabschirmung fuer strebbetriebe, insbesondere in geneigter lagerung und bei grossen floezmaechtigkeiten |
DE2905873A1 (de) * | 1979-02-16 | 1980-08-28 | 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 |
JPS6048736U (ja) * | 1983-09-10 | 1985-04-05 | 松下電工株式会社 | ミラ−キヤビネツトのサイドミラ−の取付け部の構造 |
JPS60158460U (ja) * | 1984-03-30 | 1985-10-22 | 新日軽株式会社 | 回動鏡 |
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 |
JPH08158752A (ja) * | 1994-11-30 | 1996-06-18 | Jiyuuken Sangyo:Kk | 鏡を有する収納扉 |
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
Also Published As
Publication number | Publication date |
---|---|
JPS5360301A (en) | 1978-05-30 |
SU693027A1 (ru) | 1979-10-25 |
DE2743625A1 (de) | 1978-04-20 |
JPS562877B2 (fr) | 1981-01-22 |
FR2367908A1 (fr) | 1978-05-12 |
DE2743625B2 (de) | 1980-04-17 |
DE2743625C3 (de) | 1980-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |