GB2092717B - Hydraulic control valve assembly - Google Patents
Hydraulic control valve assemblyInfo
- Publication number
- GB2092717B GB2092717B GB8203288A GB8203288A GB2092717B GB 2092717 B GB2092717 B GB 2092717B GB 8203288 A GB8203288 A GB 8203288A GB 8203288 A GB8203288 A GB 8203288A GB 2092717 B GB2092717 B GB 2092717B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control valve
- valve assembly
- hydraulic control
- hydraulic
- assembly
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
- E21D15/512—Arrangement of valves
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813104362 DE3104362A1 (en) | 1981-02-07 | 1981-02-07 | Hydraulically releasable non-return valve for hydraulic high-pressure systems, in particular for hydraulic support systems in underground mining operations |
DE19813111435 DE3111435A1 (en) | 1981-03-24 | 1981-03-24 | Hydraulically releasable non-return valve for hydraulic high-pressure systems, in particular for hydraulic support systems in underground mining operations |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2092717A GB2092717A (en) | 1982-08-18 |
GB2092717B true GB2092717B (en) | 1984-10-17 |
Family
ID=25791012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8203288A Expired GB2092717B (en) | 1981-02-07 | 1982-02-05 | Hydraulic control valve assembly |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2092717B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104279356A (en) * | 2014-08-19 | 2015-01-14 | 徐正国 | Hydraulic control reversing ball valve and work method |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8314942D0 (en) * | 1983-05-31 | 1983-07-06 | Fenner Co Ltd J H | Valves |
DE3407878C1 (en) * | 1984-03-02 | 1985-06-27 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Non-return valve for the stamps of walking frames |
NO20024992D0 (en) * | 2002-10-17 | 2002-10-17 | Bakke Oil Tools As | Pressure compensated pilot controlled check valve |
CZ2006234A3 (en) * | 2006-04-06 | 2007-10-17 | Zaalex S. R. O. | Hydraulically controlled check valve |
CN102563140A (en) * | 2012-01-02 | 2012-07-11 | 林友根 | Pilot-operated one-way sequence valve |
CN102996870A (en) * | 2012-10-31 | 2013-03-27 | 无锡鸿声铝业有限公司 | Pressure reducing device capable of improving tightness of extracted oil |
CN103352714A (en) * | 2013-08-05 | 2013-10-16 | 郑州煤机液压电控有限公司 | Roof brushed frame moving valve of hydraulic support for coal mine |
LU101208B1 (en) * | 2019-04-26 | 2020-10-26 | Luxembourg Patent Co | Lever valve with securing hook |
CN113833981B (en) * | 2021-10-08 | 2023-01-17 | 榆林启迈科技有限公司 | Pressure tank canning system |
-
1982
- 1982-02-05 GB GB8203288A patent/GB2092717B/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104279356A (en) * | 2014-08-19 | 2015-01-14 | 徐正国 | Hydraulic control reversing ball valve and work method |
CN104279356B (en) * | 2014-08-19 | 2017-08-08 | 徐正国 | Liquid controlled reversing ball valve and method of work |
Also Published As
Publication number | Publication date |
---|---|
GB2092717A (en) | 1982-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |