PL200660A1 - Wielokrotne urzadzenie do hydraulicznej gorniczej obudowy przesuwnej - Google Patents
Wielokrotne urzadzenie do hydraulicznej gorniczej obudowy przesuwnejInfo
- Publication number
- PL200660A1 PL200660A1 PL20066077A PL20066077A PL200660A1 PL 200660 A1 PL200660 A1 PL 200660A1 PL 20066077 A PL20066077 A PL 20066077A PL 20066077 A PL20066077 A PL 20066077A PL 200660 A1 PL200660 A1 PL 200660A1
- Authority
- PL
- Poland
- Prior art keywords
- multiple device
- sliding housing
- hydraulic sliding
- hydraulic
- housing
- Prior art date
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
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
- E21D23/26—Hydraulic or pneumatic control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S60/00—Power plants
- Y10S60/916—Unitary construction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/598—With repair, tapping, assembly, or disassembly means
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)
- Valve Housings (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2640185A DE2640185C3 (de) | 1976-09-07 | 1976-09-07 | Mehrfachsteuergerät für hydraulischen Schreitausbau |
Publications (2)
Publication Number | Publication Date |
---|---|
PL200660A1 true PL200660A1 (pl) | 1978-04-10 |
PL109301B1 PL109301B1 (en) | 1980-05-31 |
Family
ID=5987324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL1977200660A PL109301B1 (en) | 1976-09-07 | 1977-09-05 | Multiple controlling device for movable hydraulic roof supports |
Country Status (6)
Country | Link |
---|---|
US (1) | US4158326A (pl) |
JP (1) | JPS5334072A (pl) |
DE (1) | DE2640185C3 (pl) |
FR (1) | FR2363693A1 (pl) |
GB (1) | GB1576654A (pl) |
PL (1) | PL109301B1 (pl) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2745631B1 (de) * | 1977-10-11 | 1979-02-08 | Hemscheidt Maschf Hermann | Mehrfachsteuergeraet fuer hydraulischen Schreitausbau |
DE2807431C2 (de) * | 1978-02-22 | 1986-10-23 | Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum | Steuereinrichtung für die mit einem hydraulischen Arbeitsmedium beaufschlagbaren Verbraucher eines Ausbaugestells im untertägigen Grubenausbau |
DE2830510C3 (de) * | 1978-07-12 | 1981-07-23 | Bergwerksverband Gmbh, 4300 Essen | Verfahren und Ventilanordnung zum Setzen der Stempel eines Schreitausbaus |
DE2838374B1 (de) * | 1978-09-02 | 1980-01-10 | Hemscheidt Maschf Hermann | Nachbarsteuerung fuer hydraulische Schreitausbaugestelle |
DE2909165C2 (de) * | 1979-03-08 | 1986-11-27 | Gewerkschaft Eisenhütte Westfalia GmbH, 4670 Lünen | Vorrichtung zum Anschluß eines hydraulischen Schreitausbaus an das Versorgungssystem eines untertägigen Gewinnungsbetriebes |
DE3014927A1 (de) * | 1980-04-18 | 1981-10-29 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Ventilvorrichtung, insbesondere fuer ausbausteuerungen im untertage-bergbau |
GB2123117B (en) * | 1982-07-06 | 1986-01-29 | Dobson Park Ind | Valve assemblies |
US4483644A (en) * | 1982-09-15 | 1984-11-20 | Johnson Thomas P | Cantilevered mobile marine rig with hydraulic load equalizer |
GB2153971B (en) * | 1984-02-08 | 1988-01-13 | Dobson Park Ind | Valve assembly |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7306927U (de) * | 1973-05-24 | Gewerkschaft Eisenhuette Westfalia | Zu einer Baueinheit zusammgefaßter Block für Durchgangsbohrungen und Verteiler | |
FR1302255A (fr) * | 1961-10-03 | 1962-08-24 | Ardie Werk Ag | Bloc de distribution formé d'éléments assemblés, pour la commande de circuits de travail hydrauliques |
CH415206A (de) * | 1961-10-23 | 1966-06-15 | Festo Maschf Stoll G | Ventil-Batterie für pneumatische und hydraulische Druckmedien |
US3215158A (en) * | 1963-10-09 | 1965-11-02 | Perfecting Service Company | Stack valve assemblies with interchangeable components |
GB1169361A (en) * | 1965-09-14 | 1969-11-05 | Dobson Ltd W E & F | Improvements in Fluid Valve Means for Mine Roof Supports |
DE2049869C3 (de) * | 1970-10-10 | 1984-11-08 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Steuergerät, insbesondere für hydraulische Grubenausbaugespanne |
DE2038661B2 (de) * | 1970-08-04 | 1978-08-03 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Hydraulische Ausbausteuerung |
US3785389A (en) * | 1971-08-09 | 1974-01-15 | Process Systems | Fluid flow control system |
GB1407803A (en) * | 1971-10-28 | 1975-09-24 | Dowty Mining Equipment Ltd | Hydraulic valve apparatus |
GB1407802A (en) * | 1971-10-28 | 1975-09-24 | Dowty Mining Equipment Ltd | Hydraulic valve apparatus |
US3906727A (en) * | 1973-09-26 | 1975-09-23 | Melvin Corp | Hydrostatic drive with direction memory |
GB1464871A (en) * | 1974-05-02 | 1977-02-16 | Dowty Mining Equipment Ltd | Hydraulic roof support |
GB1517711A (en) * | 1974-08-20 | 1978-07-12 | Gullick Dobson Ltd | Self-advancing mine roof supports |
US4049014A (en) * | 1975-10-03 | 1977-09-20 | Sperry Rand Corporation | Power transmission |
DE2547847A1 (de) | 1975-10-25 | 1977-05-05 | Beukenberg Maschf | Vorrichtung zur verteilung von hydraulischen oder pneumatischen arbeitsmedien |
FR2346582A1 (fr) * | 1976-04-02 | 1977-10-28 | Bouteille Daniel | Dispositif perfectionne de distribution pour une installation pneumatique |
-
1976
- 1976-09-07 DE DE2640185A patent/DE2640185C3/de not_active Expired
-
1977
- 1977-08-31 GB GB36346/77A patent/GB1576654A/en not_active Expired
- 1977-09-05 PL PL1977200660A patent/PL109301B1/pl unknown
- 1977-09-06 US US05/830,892 patent/US4158326A/en not_active Expired - Lifetime
- 1977-09-07 FR FR7727136A patent/FR2363693A1/fr active Pending
- 1977-09-07 JP JP10766477A patent/JPS5334072A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1576654A (en) | 1980-10-15 |
FR2363693A1 (fr) | 1978-03-31 |
JPS5334072A (en) | 1978-03-30 |
DE2640185C3 (de) | 1986-07-10 |
DE2640185B2 (de) | 1978-11-16 |
DE2640185A1 (de) | 1978-03-16 |
PL109301B1 (en) | 1980-05-31 |
US4158326A (en) | 1979-06-19 |
JPS6212402B2 (pl) | 1987-03-18 |
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