GB1579914A - Hydraulic roof support control system - Google Patents
Hydraulic roof support control system Download PDFInfo
- Publication number
- GB1579914A GB1579914A GB707/78A GB70778A GB1579914A GB 1579914 A GB1579914 A GB 1579914A GB 707/78 A GB707/78 A GB 707/78A GB 70778 A GB70778 A GB 70778A GB 1579914 A GB1579914 A GB 1579914A
- Authority
- GB
- United Kingdom
- Prior art keywords
- control system
- valves
- hydraulic control
- valve
- roof support
- 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
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims 2
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 1
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 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
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
- E21D23/26—Hydraulic or pneumatic control
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)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2700829A DE2700829C2 (de) | 1977-01-11 | 1977-01-11 | Hydraulische Ausbausteuerung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1579914A true GB1579914A (en) | 1980-11-26 |
Family
ID=5998435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB707/78A Expired GB1579914A (en) | 1977-01-11 | 1978-01-09 | Hydraulic roof support control system |
Country Status (10)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3200523A1 (de) * | 1981-02-25 | 1982-10-14 | Dobson Park Industries Ltd., Nottingham, Nottinghamshire | Vorrichtung zur auswahl einer betrieblichen funktion eines druckmittelbetaetigbaren ausbaugestells im untertaegigen bergbau |
| FR2529946A1 (fr) * | 1982-07-06 | 1984-01-13 | Dobson Park Ind | Ensembles de soupapes |
| GB2205346A (en) * | 1987-05-23 | 1988-12-07 | Gullick Dobson Ltd | Control system for mine roof support |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2838374B1 (de) * | 1978-09-02 | 1980-01-10 | Hemscheidt Maschf Hermann | Nachbarsteuerung fuer hydraulische Schreitausbaugestelle |
| DE3012291A1 (de) * | 1980-03-29 | 1981-10-15 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Ansteuerventilvorrichtung, insbesondere fuer untertaegige ausbausteuerung |
| DE3014927A1 (de) * | 1980-04-18 | 1981-10-29 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Ventilvorrichtung, insbesondere fuer ausbausteuerungen im untertage-bergbau |
| DE3024116C2 (de) * | 1980-06-27 | 1985-02-14 | Thyssen Industrie Ag, 4300 Essen | Steuereinrichtung für Schreitausbau des untertägigen Bergbaus |
| DE3206555A1 (de) * | 1982-02-24 | 1983-09-01 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | 3/2-wegeventil |
| GB2142074B (en) * | 1983-06-21 | 1987-04-23 | Dobson Park Ind | Control of mine roof supports |
| US4564047A (en) * | 1984-04-07 | 1986-01-14 | Fletcher Sutcliffe Wild Limited | Control valve |
| DE3608181C2 (de) * | 1986-03-12 | 1995-01-05 | Westfalia Becorit Ind Tech | Versorgungsblock für den Anschluß hydraulischer Ausbaugestelle an die Versorgungsleitungen eines zentralen hydraulischen Versorgungssystems |
| DE3840478C2 (de) * | 1988-12-01 | 1996-05-15 | Westfalia Becorit Ind Tech | Einrichtung zur Notbetätigung hydraulischer Ausbaueinheiten bei elektrohydraulischen Ausbausteuerungen |
| DE4226682A1 (de) * | 1992-08-12 | 1994-02-17 | Festo Kg | Verbindungsteil für ein Feldbus-System zur Ansteuerung von Magnetventilen bei Pneumatikanwendungen |
| DE20307308U1 (de) * | 2003-05-09 | 2003-07-03 | Dbt Autom Gmbh | Steuergerät für den untertägigen Bergbau |
| DE102004017712B4 (de) * | 2003-05-14 | 2019-05-09 | Tiefenbach Control Systems Gmbh | Hydrauliksteuerung für den Strebausbau |
| DE102010026977B4 (de) * | 2010-07-13 | 2016-06-02 | Marco Systemanaslyse Und Entwicklung Gmbh | Verfahren zur Schildsteuerung |
| CN108468663B (zh) * | 2018-05-31 | 2024-06-14 | 中石化四机石油机械有限公司 | 一种带压作业起升控制系统 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1032021A (en) * | 1964-01-14 | 1966-06-08 | Dowty Mining Equipment Ltd | Advanceable roof support assembly |
| GB1114006A (en) * | 1965-09-29 | 1968-05-15 | Dowty Mining Equipment Ltd | Roof support assembly suitable for use in mines |
| GB1112647A (en) * | 1965-09-30 | 1968-05-08 | Dowty Mining Equipment Ltd | Roof support assembly suitable for use in mines |
| DE1583080A1 (de) * | 1966-10-14 | 1970-04-23 | Dowty Mining Equipment Ltd | Grubendeckenausbau |
| DE1533720C3 (de) * | 1967-05-31 | 1975-01-02 | Bergwerksverband Gmbh, 4300 Essen | Einrichtung zum Ausrichten oder zum Schwenken von Streben im Untertagebergbau |
| GB1261110A (en) * | 1969-03-26 | 1972-01-19 | Gullick Dobson Ltd | Improvements in or relating to fluidic logic controlled hydraulic mine roof support systems |
| DE2032073C3 (de) * | 1970-06-29 | 1978-09-21 | Bayer Ag, 5090 Leverkusen | Verfahren zur Gewinnung bzw. Herstellung von reinem Tetrachlorbisphenol A |
| DE2038661B2 (de) * | 1970-08-04 | 1978-08-03 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Hydraulische Ausbausteuerung |
| DE2158230C3 (de) * | 1971-11-24 | 1974-04-11 | Westinghouse Bremsen- Und Apparatebau Gmbh, 3000 Hannover | Hydraulische Steuereinrichtung |
| BE794193A (fr) * | 1972-03-16 | 1973-05-16 | Gewerk Eisenhuette Westfalia | Systeme de commande sequentielle pour le ripage automatique d'un groupe d'elements de soutenement |
| BE795481A (fr) * | 1972-09-14 | 1973-05-29 | Gewerk Eisenhuette Westfalia | Pile de soutenement pour exploitation minieres, comportant un bloc de commande hydraulique |
| US3958493A (en) * | 1973-08-20 | 1976-05-25 | Tokico Ltd. | Multiple-stage actuating device |
| US4159671A (en) * | 1974-08-20 | 1979-07-03 | Allen Archelaius D | Self-advancing mine roof supports |
| GB1517711A (en) * | 1974-08-20 | 1978-07-12 | Gullick Dobson Ltd | Self-advancing mine roof supports |
| IT1047398B (it) * | 1975-10-10 | 1980-09-10 | Fiat Spa | Impianto idraulico di frenatura con servofreno oleodinamico |
| US4072011A (en) * | 1976-03-24 | 1978-02-07 | The Bendix Corporation | Hydraulic brake booster |
-
1977
- 1977-01-11 DE DE2700829A patent/DE2700829C2/de not_active Expired
- 1977-12-22 CS CS778702A patent/CS226170B2/cs unknown
-
1978
- 1978-01-04 FR FR7800123A patent/FR2376942A1/fr active Granted
- 1978-01-06 ZA ZA00780076A patent/ZA7876B/xx unknown
- 1978-01-09 AU AU32245/78A patent/AU513162B2/en not_active Expired
- 1978-01-09 GB GB707/78A patent/GB1579914A/en not_active Expired
- 1978-01-10 BE BE184219A patent/BE862779A/xx not_active IP Right Cessation
- 1978-01-11 PL PL1978203938A patent/PL113874B1/pl unknown
- 1978-01-11 ES ES465887A patent/ES465887A1/es not_active Expired
-
1980
- 1980-06-24 US US06/162,546 patent/US4327628A/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3200523A1 (de) * | 1981-02-25 | 1982-10-14 | Dobson Park Industries Ltd., Nottingham, Nottinghamshire | Vorrichtung zur auswahl einer betrieblichen funktion eines druckmittelbetaetigbaren ausbaugestells im untertaegigen bergbau |
| FR2529946A1 (fr) * | 1982-07-06 | 1984-01-13 | Dobson Park Ind | Ensembles de soupapes |
| GB2123117A (en) * | 1982-07-06 | 1984-01-25 | Dobson Park Ind | Valve assemblies |
| GB2205346A (en) * | 1987-05-23 | 1988-12-07 | Gullick Dobson Ltd | Control system for mine roof support |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2700829C2 (de) | 1986-04-17 |
| DE2700829A1 (de) | 1978-07-20 |
| PL113874B1 (en) | 1981-01-31 |
| BE862779A (fr) | 1978-05-02 |
| AU3224578A (en) | 1979-07-19 |
| FR2376942A1 (fr) | 1978-08-04 |
| PL203938A1 (pl) | 1978-11-06 |
| ZA7876B (en) | 1978-11-29 |
| FR2376942B1 (US20110009641A1-20110113-C00185.png) | 1982-12-10 |
| CS226170B2 (en) | 1984-03-19 |
| AU513162B2 (en) | 1980-11-20 |
| US4327628A (en) | 1982-05-04 |
| ES465887A1 (es) | 1978-09-16 |
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| Publication | Publication Date | Title |
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| US4327628A (en) | Hydraulic roof support control system | |
| US3982469A (en) | Apparatus for controlling work element operating pressures in a fluid system | |
| GB1577410A (en) | Fluid power system having multiple separately controllable double-acting fluid motors and reduced number of fluid conduits | |
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| GB1072525A (en) | Improvements in or relating to hydraulic actuators | |
| US4564047A (en) | Control valve | |
| RU2334108C2 (ru) | Система управления секциями крепи в очистном забое шахты | |
| US3477465A (en) | Pilot-operable hydraulic valve | |
| US3601998A (en) | Control of mine roof support assemblies |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |