CZ282451B6 - Hlavní ovládací přístroj hydraulické jednotky posuvné vyztuže - Google Patents
Hlavní ovládací přístroj hydraulické jednotky posuvné vyztuže Download PDFInfo
- Publication number
- CZ282451B6 CZ282451B6 CZ94826A CZ82694A CZ282451B6 CZ 282451 B6 CZ282451 B6 CZ 282451B6 CZ 94826 A CZ94826 A CZ 94826A CZ 82694 A CZ82694 A CZ 82694A CZ 282451 B6 CZ282451 B6 CZ 282451B6
- Authority
- CZ
- Czechia
- Prior art keywords
- main control
- longitudinal channels
- channels
- valve block
- control device
- Prior art date
Links
- 230000002787 reinforcement Effects 0.000 claims abstract description 21
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 5
- 210000003462 vein Anatomy 0.000 claims abstract 2
- 210000002445 nipple Anatomy 0.000 claims description 7
- 239000002574 poison Substances 0.000 claims 1
- 231100000614 poison Toxicity 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 11
- 239000012530 fluid Substances 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000007788 liquid Substances 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19934311887 DE4311887C1 (de) | 1993-04-10 | 1993-04-10 | Hauptsteuergerät für ein hydraulisches Schreitausbaugestell |
Publications (2)
Publication Number | Publication Date |
---|---|
CZ82694A3 CZ82694A3 (en) | 1994-10-19 |
CZ282451B6 true CZ282451B6 (cs) | 1997-07-16 |
Family
ID=6485268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CZ94826A CZ282451B6 (cs) | 1993-04-10 | 1994-04-08 | Hlavní ovládací přístroj hydraulické jednotky posuvné vyztuže |
Country Status (3)
Country | Link |
---|---|
CZ (1) | CZ282451B6 (de) |
DE (1) | DE4311887C1 (de) |
PL (1) | PL173250B1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CZ302413B6 (cs) * | 2004-07-16 | 2011-05-04 | Bucyrus Europe Gmbh | Zarízení pro individuální rízení rámu štítových výztuží |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4339346C2 (de) * | 1993-11-18 | 2003-12-18 | Saartech Ges Fuer Ind Und Berg | Steuervorrichtung für die Nachbarschaftssteuerung im Schreitausbau unter Tage |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2623062C2 (de) * | 1976-05-22 | 1985-09-05 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Verteilerleitung für die Druckmittelversorgung von Verbrauchern, insbesondere hydraulischen Verbrauchern in untertägigen Gewinnungsbetrieben |
DE8002197U1 (de) * | 1980-01-29 | 1980-04-30 | Bergin Gmbh, 4720 Beckum | Verteiler fuer ein hydraulisches mehrfachsteuergeraet des untertaegigen bergbaus |
DE3014927A1 (de) * | 1980-04-18 | 1981-10-29 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Ventilvorrichtung, insbesondere fuer ausbausteuerungen im untertage-bergbau |
DE8204830U1 (de) * | 1982-02-20 | 1983-08-11 | Thyssen Industrie Ag, 4300 Essen | Verteilerblock |
US4564047A (en) * | 1984-04-07 | 1986-01-14 | Fletcher Sutcliffe Wild Limited | Control valve |
-
1993
- 1993-04-10 DE DE19934311887 patent/DE4311887C1/de not_active Expired - Fee Related
-
1994
- 1994-04-08 CZ CZ94826A patent/CZ282451B6/cs not_active IP Right Cessation
- 1994-04-08 PL PL94302954A patent/PL173250B1/pl unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CZ302413B6 (cs) * | 2004-07-16 | 2011-05-04 | Bucyrus Europe Gmbh | Zarízení pro individuální rízení rámu štítových výztuží |
Also Published As
Publication number | Publication date |
---|---|
CZ82694A3 (en) | 1994-10-19 |
DE4311887C1 (de) | 1994-07-14 |
PL173250B1 (pl) | 1998-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
IF00 | In force as of 2000-06-30 in czech republic | ||
MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20010408 |