FR2410125A1 - Dispositif de protection reglable en hauteur pour la protection de la zone de visite dans les exploitations minieres au fond, en particulier dans les tailles en semi-dressant ou en dressant - Google Patents
Dispositif de protection reglable en hauteur pour la protection de la zone de visite dans les exploitations minieres au fond, en particulier dans les tailles en semi-dressant ou en dressantInfo
- Publication number
- FR2410125A1 FR2410125A1 FR7829909A FR7829909A FR2410125A1 FR 2410125 A1 FR2410125 A1 FR 2410125A1 FR 7829909 A FR7829909 A FR 7829909A FR 7829909 A FR7829909 A FR 7829909A FR 2410125 A1 FR2410125 A1 FR 2410125A1
- Authority
- FR
- France
- Prior art keywords
- conveyor
- behind
- mine support
- horizontal tubes
- suspension chains
- 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.)
- Pending
Links
- 239000000725 suspension Substances 0.000 title 1
- 238000005065 mining Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 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
- E21D23/0472—Supports specially adapted for people walking or transporting material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
- E21D19/02—Provisional protective covers for working space for use in longwall working
-
- 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
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)
- Escalators And Moving Walkways (AREA)
Abstract
CETTE INVENTION CONCERNE UN DISPOSITIF DE PROTECTION DE LA ZONE DE VISITE D'UNE TAILLE, REGLABLE AUTOMATIQUEMENT EN HAUTEUR ET ADAPTE SUR LE SOUTENEMENT MARCHANT. CE DISPOSITIF EST FORME PAR DES ELEMENTS DE LONGUEUR VARIABLE TELS QUE DES TUBES TELESCOPIQUES, DES RESSORTS DE TRACTION OU ANALOGUES, DISPOSES ENTRE LE CHAPEAU ET UN APPUI INFERIEUR DU SOUTENEMENT, CES ELEMENTS ETANT RELIES ENTRE EUX PAR DES TRAVERSES PARALLELES DONT L'ECARTEMENT PEUT VARIER A LA MANIERE D'UNE JALOUSIE OU D'UN STORE. LES TRAVERSES PARALLELES SONT DE LEUR COTE RACCORDEES A AU MOINS UNE SANGLE DE TRACTION SOUPLE QUI PEUT ETRE CONSTITUEE PAR UN TRONCON DE CHAINE. CET AGENCEMENT EST UTILISABLE NOTAMMENT DANS LES TAILLES EN SEMI-DRESSANT OU EN DRESSANT, POUR PROTEGER LA ZONE DE VISITE VIS-A-VIS DES CHUTES DE PIERRES OU DE CHARBON.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772752650 DE2752650C2 (de) | 1977-11-25 | 1977-11-25 | Höheneinstellbare Fahrfeldabschirmung für untertägige Gewinnungsbetriebe, insbesondere in geneigter und steiler Lagerung |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2410125A1 true FR2410125A1 (fr) | 1979-06-22 |
Family
ID=6024626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7829909A Pending FR2410125A1 (fr) | 1977-11-25 | 1978-10-20 | Dispositif de protection reglable en hauteur pour la protection de la zone de visite dans les exploitations minieres au fond, en particulier dans les tailles en semi-dressant ou en dressant |
Country Status (5)
Country | Link |
---|---|
CS (1) | CS201019B2 (fr) |
DE (1) | DE2752650C2 (fr) |
ES (1) | ES475381A1 (fr) |
FR (1) | FR2410125A1 (fr) |
PL (1) | PL117943B1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105927256A (zh) * | 2016-04-12 | 2016-09-07 | 安徽省宿州市龙华机械制造有限公司 | 液压支架用跨机头机尾支护结构 |
CN112177654A (zh) * | 2020-09-30 | 2021-01-05 | 四川华蓥山龙滩煤电有限责任公司 | 一种采面端头及顺槽超前自移支护方法 |
Families Citing this family (4)
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 |
DE3521819A1 (de) * | 1985-06-19 | 1987-01-02 | Kloeckner Becorit Gmbh | Hydraulischer strebausbau |
PL224969B1 (pl) | 2014-06-05 | 2017-02-28 | Politechnika Rzeszowska Im Ignacego Łukasiewicza | Wózek zwłaszcza dla osób niepełnosprawnych |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1377895A (fr) * | 1963-12-23 | 1964-11-06 | Dowty Mining Equipment Ltd | Dispositif de soutènement avec écran de protection pour mines |
DE1952893A1 (de) * | 1969-10-21 | 1971-04-29 | Krampe & Co | Vorrichtung zum Abschliessen des Versatzfeldes von dem durch den schreitenden Strebausbau ausgebauten Strebraum |
GB1316746A (en) * | 1969-09-26 | 1973-05-16 | Dowty Mining Equipment Ltd | Flexible shield for use with mining apparatus |
FR2227423A1 (fr) * | 1973-04-27 | 1974-11-22 | Coal Industry Patents Ltd | |
US4067618A (en) * | 1976-09-24 | 1978-01-10 | Taiheiyo Engineering Inc. | Apparatus for protecting of coal mine workers |
-
1977
- 1977-11-25 DE DE19772752650 patent/DE2752650C2/de not_active Expired
-
1978
- 1978-10-20 FR FR7829909A patent/FR2410125A1/fr active Pending
- 1978-10-25 CS CS693678A patent/CS201019B2/cs unknown
- 1978-11-24 PL PL21120278A patent/PL117943B1/pl unknown
- 1978-11-24 ES ES475381A patent/ES475381A1/es not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1377895A (fr) * | 1963-12-23 | 1964-11-06 | Dowty Mining Equipment Ltd | Dispositif de soutènement avec écran de protection pour mines |
GB1316746A (en) * | 1969-09-26 | 1973-05-16 | Dowty Mining Equipment Ltd | Flexible shield for use with mining apparatus |
DE1952893A1 (de) * | 1969-10-21 | 1971-04-29 | Krampe & Co | Vorrichtung zum Abschliessen des Versatzfeldes von dem durch den schreitenden Strebausbau ausgebauten Strebraum |
FR2227423A1 (fr) * | 1973-04-27 | 1974-11-22 | Coal Industry Patents Ltd | |
US4067618A (en) * | 1976-09-24 | 1978-01-10 | Taiheiyo Engineering Inc. | Apparatus for protecting of coal mine workers |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105927256A (zh) * | 2016-04-12 | 2016-09-07 | 安徽省宿州市龙华机械制造有限公司 | 液压支架用跨机头机尾支护结构 |
CN112177654A (zh) * | 2020-09-30 | 2021-01-05 | 四川华蓥山龙滩煤电有限责任公司 | 一种采面端头及顺槽超前自移支护方法 |
CN112177654B (zh) * | 2020-09-30 | 2023-09-26 | 四川华蓥山龙滩煤电有限责任公司 | 一种采面端头及顺槽超前自移支护方法 |
Also Published As
Publication number | Publication date |
---|---|
DE2752650C2 (de) | 1985-02-21 |
PL211202A1 (pl) | 1979-09-10 |
CS201019B2 (en) | 1980-10-31 |
ES475381A1 (es) | 1979-04-01 |
DE2752650A1 (de) | 1979-06-07 |
PL117943B1 (en) | 1981-09-30 |
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