ZA791633B - A safety valve for hydraulic supporting members - Google Patents

A safety valve for hydraulic supporting members

Info

Publication number
ZA791633B
ZA791633B ZA791633A ZA791633A ZA791633B ZA 791633 B ZA791633 B ZA 791633B ZA 791633 A ZA791633 A ZA 791633A ZA 791633 A ZA791633 A ZA 791633A ZA 791633 B ZA791633 B ZA 791633B
Authority
ZA
South Africa
Prior art keywords
safety valve
supporting members
hydraulic supporting
hydraulic
members
Prior art date
Application number
ZA791633A
Inventor
S Block
Original Assignee
Thyssen Industrie
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thyssen Industrie filed Critical Thyssen Industrie
Publication of ZA791633B publication Critical patent/ZA791633B/en

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)
ZA791633A 1978-04-13 1979-04-05 A safety valve for hydraulic supporting members ZA791633B (en)

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
ZA791633B true ZA791633B (en) 1980-04-30

Family

ID=6036833

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA791633A ZA791633B (en) 1978-04-13 1979-04-05 A safety valve for hydraulic supporting members

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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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

Also Published As

Publication number Publication date
AU4567979A (en) 1979-10-18
GB2018954A (en) 1979-10-24
HU178957B (en) 1982-07-28
GB2018954B (en) 1982-07-07
PL214305A1 (en) 1980-01-02
CS218582B2 (en) 1983-02-25
DE2815919A1 (en) 1979-10-18

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