RU93057191A - REGULATING DEVICE FOR HYDRAULIC STEPPING FASTENER SECTION - Google Patents
REGULATING DEVICE FOR HYDRAULIC STEPPING FASTENER SECTIONInfo
- Publication number
- RU93057191A RU93057191A RU93057191/03A RU93057191A RU93057191A RU 93057191 A RU93057191 A RU 93057191A RU 93057191/03 A RU93057191/03 A RU 93057191/03A RU 93057191 A RU93057191 A RU 93057191A RU 93057191 A RU93057191 A RU 93057191A
- Authority
- RU
- Russia
- Prior art keywords
- regulating device
- fastener section
- hydraulic stepping
- well
- valve block
- Prior art date
Links
- 239000000789 fastener Substances 0.000 title 1
- 230000001105 regulatory Effects 0.000 title 1
- 230000001429 stepping Effects 0.000 title 1
- 239000012530 fluid Substances 0.000 claims 1
Claims (1)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP4243289.8 | 1992-12-21 | ||
DE4243289A DE4243289C1 (en) | 1992-12-21 | 1992-12-21 | Control unit for hydraulic walking walling frame - has multiple hoses connected to block containing pilot-controlled selector valves and direct connections between hoses and consumer units |
Publications (2)
Publication Number | Publication Date |
---|---|
RU93057191A true RU93057191A (en) | 1996-10-20 |
RU2083847C1 RU2083847C1 (en) | 1997-07-10 |
Family
ID=6475983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU9393057191A RU2083847C1 (en) | 1992-12-21 | 1993-12-21 | Regulating device for hydraulic section of self-advancing support |
Country Status (6)
Country | Link |
---|---|
US (1) | US5401123A (en) |
CN (1) | CN1038608C (en) |
CZ (1) | CZ283493A3 (en) |
DE (1) | DE4243289C1 (en) |
PL (1) | PL172203B1 (en) |
RU (1) | RU2083847C1 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4339346C2 (en) * | 1993-11-18 | 2003-12-18 | Saartech Ges Fuer Ind Und Berg | Control device for controlling the neighborhood in underground cramping |
CN100507212C (en) * | 2002-12-17 | 2009-07-01 | 迪芬巴赫控制***股份有限公司 | Coal face support in a mine |
DE10310893B4 (en) * | 2003-03-11 | 2015-07-02 | Caterpillar Global Mining Europe Gmbh | Arrangement of hydraulic components as well as actuators and / or sensors for underground mining |
DE20307308U1 (en) * | 2003-05-09 | 2003-07-03 | DBT Automation GmbH, 44534 Lünen | Control device for underground mining |
DE102004017712B4 (en) * | 2003-05-14 | 2019-05-09 | Tiefenbach Control Systems Gmbh | Hydraulic control for longwall construction |
DE102008009721A1 (en) * | 2008-02-19 | 2009-09-24 | Marco Systemanalyse Und Entwicklung Gmbh | Valve device for controlling multiple brackets in underground tunnel, has distributor module comprising longitudinal holes and multiple transverse holes, and reflowing pipeline connected to two connecting pipes |
WO2011006461A2 (en) * | 2009-07-16 | 2011-01-20 | Tiefenbach Control Systems Gmbh | Hydraulic circuit for longwall mining |
CN101793158B (en) * | 2010-02-10 | 2011-08-10 | 山东科技大学 | Semi-unload alternately push type razor-thin coal seam hydraulic support |
PL2378059T3 (en) * | 2010-04-16 | 2013-05-31 | S A Armstrong Ltd | Improvements in and relating to long wall hydraulic supply systems |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2138986C3 (en) * | 1971-08-04 | 1978-09-07 | G.L. Rexroth Gmbh, 8770 Lohr | Control valve device for several hydraulic drives |
DE2759223C2 (en) * | 1977-12-31 | 1983-01-05 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Hydraulic line system for an underground mineral extraction plant, in particular sliding planing plant |
DE2807431C2 (en) * | 1978-02-22 | 1986-10-23 | Bochumer Eisenhütte Heintzmann GmbH & Co, 4630 Bochum | Control device for the consumers of a support frame in underground mine support that can be acted upon by a hydraulic working medium |
GB2142074B (en) * | 1983-06-21 | 1987-04-23 | Dobson Park Ind | Control of mine roof supports |
DE3518162C1 (en) * | 1985-05-21 | 1986-04-24 | Bochumer Eisenhütte Heintzmann GmbH & Co KG, 4630 Bochum | Device for monitoring the synchronism of a back cylinder and a cap sliding cylinder |
DE3825276A1 (en) * | 1988-07-26 | 1990-04-05 | Kloeckner Becorit Gmbh | METHOD AND DEVICE FOR RELEASING, BACKING AND SETTING A SHIELD EXTENSION FRAME |
-
1992
- 1992-12-21 DE DE4243289A patent/DE4243289C1/en not_active Expired - Fee Related
-
1993
- 1993-12-16 CN CN93114491A patent/CN1038608C/en not_active Expired - Fee Related
- 1993-12-20 US US08/169,027 patent/US5401123A/en not_active Expired - Fee Related
- 1993-12-20 CZ CZ932834A patent/CZ283493A3/en unknown
- 1993-12-21 PL PL93301591A patent/PL172203B1/en unknown
- 1993-12-21 RU RU9393057191A patent/RU2083847C1/en active
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