BE895547A - Dispositif de surveillance de la course de verins de commande hydrauliques d'une installation d'abattage souterraine, en particulier d'une installation d'abattage a rabot - Google Patents
Dispositif de surveillance de la course de verins de commande hydrauliques d'une installation d'abattage souterraine, en particulier d'une installation d'abattage a rabotInfo
- Publication number
- BE895547A BE895547A BE0/209854A BE209854A BE895547A BE 895547 A BE895547 A BE 895547A BE 0/209854 A BE0/209854 A BE 0/209854A BE 209854 A BE209854 A BE 209854A BE 895547 A BE895547 A BE 895547A
- Authority
- BE
- Belgium
- Prior art keywords
- felling
- plant
- planed
- underground
- stroke
- Prior art date
Links
- 238000012544 monitoring process Methods 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/302—Measuring, signaling or indicating specially adapted for machines for slitting or completely freeing the mineral
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/08—Guiding the machine
- E21C35/12—Guiding the machine along a conveyor for the cut material
- E21C35/14—Equipment for pressing the conveyor towards the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823200176 DE3200176A1 (de) | 1982-01-07 | 1982-01-07 | Vorrichtung zur hubueberwachung der hydraulischen steuerzylinder einer untertaegigen gewinnungsanlage, insbesondere einer hobelanlage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE895547A true BE895547A (fr) | 1983-05-02 |
Family
ID=6152654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/209854A BE895547A (fr) | 1982-01-07 | 1983-01-06 | Dispositif de surveillance de la course de verins de commande hydrauliques d'une installation d'abattage souterraine, en particulier d'une installation d'abattage a rabot |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE895547A (fr) |
| DE (1) | DE3200176A1 (fr) |
| FR (1) | FR2519373B1 (fr) |
| GB (1) | GB2113305B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2152978B (en) * | 1984-01-21 | 1987-02-11 | Paurat F | A machine for the driving of roadways and tunnels |
| DE3502806A1 (de) * | 1985-01-29 | 1986-08-07 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Anzeigegeraet fuer die hubanzeige hydraulischer steuerzylinder bei einrichtungen zur einstellung des schnitthorizontes untertaegiger gewinnungsmaschinen |
| GB8605261D0 (en) * | 1986-03-04 | 1986-04-09 | Dawson G B | Cutting machines |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2589896A (en) * | 1949-04-15 | 1952-03-18 | Int Harvester Co | Indicator for hydraulic rams |
| GB1002844A (en) * | 1962-11-29 | 1965-09-02 | Gullick Ltd | Improvements in or relating to pressure-fluid-operated mine roof supports and other mining equipment |
| US3412391A (en) * | 1964-10-31 | 1968-11-19 | Gullick Ltd | Pressure-fluid-operated devices and means for indicating the condition thereof |
| GB1224238A (en) * | 1967-09-15 | 1971-03-03 | Bergwerksverband Gmbh | Hydraulic jack arrangement in particular for use in mining operations |
| NO123671B (fr) * | 1968-12-30 | 1971-12-27 | Norsk Hydro Verksteder A S | |
| GB1369673A (en) * | 1972-02-07 | 1974-10-09 | Dowty Mining Equipment Ltd | Fluid-operated jack with position signalling device |
| DE2534325C3 (de) * | 1975-07-31 | 1982-03-04 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Einrichtung zur Niveausteuerung einer Gewinnungsmaschine, insbesondere eines Hobels |
| DE3117401C2 (de) * | 1981-05-02 | 1985-04-18 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Einrichtung zur Einstellung des Schnitthorizontes einer untertägigen Gewinnungsmaschine, insbesondere eines Hobels |
| DE3200082A1 (de) * | 1982-01-05 | 1983-07-14 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Hydraulischer steuerzylinder zur einstellung des schnitthorizontes untertaegiger gewinnungsmaschinen |
-
1982
- 1982-01-07 DE DE19823200176 patent/DE3200176A1/de not_active Withdrawn
-
1983
- 1983-01-05 FR FR8300081A patent/FR2519373B1/fr not_active Expired
- 1983-01-06 BE BE0/209854A patent/BE895547A/fr not_active IP Right Cessation
- 1983-01-06 GB GB08300211A patent/GB2113305B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2113305B (en) | 1985-06-26 |
| FR2519373A1 (fr) | 1983-07-08 |
| DE3200176A1 (de) | 1983-07-14 |
| FR2519373B1 (fr) | 1987-01-16 |
| GB2113305A (en) | 1983-08-03 |
| GB8300211D0 (en) | 1983-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: GEWERKSCHAFT EISENHUTTE WESTFALIA Effective date: 19890131 |