HU178957B - Overpressure valve for hydraulic members to be used at mining advantageously at coal mining - Google Patents
Overpressure valve for hydraulic members to be used at mining advantageously at coal miningInfo
- Publication number
- HU178957B HU178957B HU79TI275A HUTI000275A HU178957B HU 178957 B HU178957 B HU 178957B HU 79TI275 A HU79TI275 A HU 79TI275A HU TI000275 A HUTI000275 A HU TI000275A HU 178957 B HU178957 B HU 178957B
- Authority
- HU
- Hungary
- Prior art keywords
- mining
- advantageously
- overpressure valve
- hydraulic members
- coal mining
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0008—Mechanical means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782815919 DE2815919A1 (en) | 1978-04-13 | 1978-04-13 | PRESSURE RELIEF VALVE FOR HYDRAULIC REMOVAL ELEMENTS OF UNDERGROUND PIT OPERATION, PRESENTLY FOR MINING |
Publications (1)
Publication Number | Publication Date |
---|---|
HU178957B true HU178957B (en) | 1982-07-28 |
Family
ID=6036833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU79TI275A HU178957B (en) | 1978-04-13 | 1979-04-10 | Overpressure valve for hydraulic members to be used at mining advantageously at coal mining |
Country Status (7)
Country | Link |
---|---|
AU (1) | AU4567979A (en) |
CS (1) | CS218582B2 (en) |
DE (1) | DE2815919A1 (en) |
GB (1) | GB2018954B (en) |
HU (1) | HU178957B (en) |
PL (1) | PL214305A1 (en) |
ZA (1) | ZA791633B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2481480A1 (en) * | 1980-04-23 | 1981-10-30 | Legris | IMPROVEMENT TO DEVICES CONTROLLING THE FLOW RATE AND PRESSURE OF GASEOUS FLUIDS |
FR2481403A1 (en) * | 1980-04-23 | 1981-10-30 | Bouteille Daniel | Economy attachment for compressed gas supply line - saves gas by producing expansion at exhaust port of flow-regulator |
FR2482212A1 (en) * | 1980-04-23 | 1981-11-13 | Bouteille Daniel | Economiser for compressed air - is fitted between distributor and equipment including one way valve to prevent back flow |
HU182182B (en) * | 1980-07-02 | 1983-12-28 | Koezponti Banyaszati Fejleszte | Pressure limiting valve particularly for hydraulic props |
DE3212747A1 (en) * | 1982-04-06 | 1983-10-06 | Gewerk Eisenhuette Westfalia | DEVICE FOR STROKE CONTROL OF A CYLINDER GROUP OF A HYDRAULIC REMOVAL SYSTEM, IN PARTICULAR FOR SETTING THE STAMP OF A SCREAM REMOVAL UNIT |
DE3314837A1 (en) * | 1982-06-03 | 1983-12-08 | Jörn 4320 Hattingen Dams | PRESSURE LIMIT VALVE |
DE3546557C2 (en) * | 1984-03-16 | 1989-06-15 | Gat Grubenausbau Gmbh, 5840 Schwerte, De | Pressure relief valve |
DE3523548A1 (en) * | 1985-07-02 | 1987-01-15 | Gewerk Eisenhuette Westfalia | PRESSURE LIMIT VALVE |
CN101865316B (en) * | 2010-06-30 | 2012-07-18 | 张银根 | Pulse safety valve |
FR2998029A1 (en) * | 2012-11-14 | 2014-05-16 | Peugeot Citroen Automobiles Sa | Fluidic coupling for providing connection between two elements of brake control circuit of e.g. electric car, has position encoder detecting position of piston in body cavity when piston enters stop position and opening position |
CN103334776A (en) * | 2013-05-28 | 2013-10-02 | 山西平阳广日机电有限公司 | Integral plug-in valve core assembly for hand-operated direction valve |
CN106194232A (en) * | 2016-08-30 | 2016-12-07 | 山西平阳广日机电有限公司 | A kind of hand-operated valve core assembly |
CN112555469B (en) * | 2020-11-11 | 2022-08-02 | 北京天玛智控科技股份有限公司 | Constant specific pressure large flow safety valve |
-
1978
- 1978-04-13 DE DE19782815919 patent/DE2815919A1/en not_active Ceased
-
1979
- 1979-03-22 PL PL21430579A patent/PL214305A1/xx unknown
- 1979-04-02 AU AU45679/79A patent/AU4567979A/en not_active Abandoned
- 1979-04-05 ZA ZA791633A patent/ZA791633B/en unknown
- 1979-04-06 GB GB7912152A patent/GB2018954B/en not_active Expired
- 1979-04-09 CS CS792409A patent/CS218582B2/en unknown
- 1979-04-10 HU HU79TI275A patent/HU178957B/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB2018954B (en) | 1982-07-07 |
GB2018954A (en) | 1979-10-24 |
CS218582B2 (en) | 1983-02-25 |
DE2815919A1 (en) | 1979-10-18 |
ZA791633B (en) | 1980-04-30 |
PL214305A1 (en) | 1980-01-02 |
AU4567979A (en) | 1979-10-18 |
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