DE2612953C3 - Druckbegrenzungsventil für hydraulische Grubenstempel - Google Patents
Druckbegrenzungsventil für hydraulische GrubenstempelInfo
- Publication number
- DE2612953C3 DE2612953C3 DE19762612953 DE2612953A DE2612953C3 DE 2612953 C3 DE2612953 C3 DE 2612953C3 DE 19762612953 DE19762612953 DE 19762612953 DE 2612953 A DE2612953 A DE 2612953A DE 2612953 C3 DE2612953 C3 DE 2612953C3
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- support member
- shut
- drainage channel
- valve
- 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
- 239000000463 material Substances 0.000 claims description 18
- 239000012298 atmosphere Substances 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 12
- 239000012299 nitrogen atmosphere Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 238000007788 roughening Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 229910000906 Bronze Inorganic materials 0.000 description 3
- 239000010974 bronze Substances 0.000 description 3
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920003051 synthetic elastomer Polymers 0.000 description 3
- 239000005061 synthetic rubber Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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)
- Prostheses (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762612953 DE2612953C3 (de) | 1976-03-26 | 1976-03-26 | Druckbegrenzungsventil für hydraulische Grubenstempel |
| FR7707509A FR2345644A1 (fr) | 1976-03-26 | 1977-03-14 | Soupape de surete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762612953 DE2612953C3 (de) | 1976-03-26 | 1976-03-26 | Druckbegrenzungsventil für hydraulische Grubenstempel |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2612953A1 DE2612953A1 (de) | 1977-09-29 |
| DE2612953B2 DE2612953B2 (de) | 1979-01-04 |
| DE2612953C3 true DE2612953C3 (de) | 1979-08-30 |
Family
ID=5973535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762612953 Expired DE2612953C3 (de) | 1976-03-26 | 1976-03-26 | Druckbegrenzungsventil für hydraulische Grubenstempel |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2612953C3 (enExample) |
| FR (1) | FR2345644A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3325580C2 (de) * | 1983-07-15 | 1985-07-18 | Hermann Hemscheidt Maschinenfabrik Gmbh & Co, 5600 Wuppertal | Rückschlagventil |
| DE3426018A1 (de) * | 1984-07-14 | 1986-01-23 | GAT Grubenausbau GmbH, 5840 Schwerte | Einstellvorrichtung fuer druckbegrenzungsventile |
| US20150267822A1 (en) * | 2014-03-18 | 2015-09-24 | Mine Support Products (Pty) Ltd | Valve |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1345970A (fr) * | 1963-01-24 | 1963-12-13 | Gullick Ltd | Soupape de commande de l'écoulement d'un fluide |
| FR93020E (fr) * | 1967-01-03 | 1969-01-31 | Houilleres Bassin Du Nord | Dispositif limiteur de pression a obturateur commandé par fluide. |
| FR1515176A (fr) * | 1967-01-13 | 1968-03-01 | Bennes Marrel | Perfectionnements aux valves de sûreté pour le coulissement des étançons hydrauliques assurant le soutènement dans les mines |
| BE756058A (fr) * | 1969-09-13 | 1971-02-15 | Bosch Gmbh Robert | Soupape a plusieurs fonctions, pouvant notamment etre appliqueeaux etancons de mine |
| FR2093305A5 (enExample) * | 1970-06-10 | 1972-01-28 | Bennes Marrel |
-
1976
- 1976-03-26 DE DE19762612953 patent/DE2612953C3/de not_active Expired
-
1977
- 1977-03-14 FR FR7707509A patent/FR2345644A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2345644A1 (fr) | 1977-10-21 |
| FR2345644B1 (enExample) | 1983-03-18 |
| DE2612953B2 (de) | 1979-01-04 |
| DE2612953A1 (de) | 1977-09-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |