AT342538B - Gebirgsschlagventil - Google Patents

Gebirgsschlagventil

Info

Publication number
AT342538B
AT342538B AT100776A AT100776A AT342538B AT 342538 B AT342538 B AT 342538B AT 100776 A AT100776 A AT 100776A AT 100776 A AT100776 A AT 100776A AT 342538 B AT342538 B AT 342538B
Authority
AT
Austria
Prior art keywords
impact valve
mountain
mountain impact
valve
desc
Prior art date
Application number
AT100776A
Other languages
English (en)
Other versions
ATA100776A (de
Inventor
Gottfried Ing Siebenhofer
Alfred Ing Zitz
Original Assignee
Voest Ag
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 Voest Ag filed Critical Voest Ag
Priority to AT100776A priority Critical patent/AT342538B/de
Priority to DE2636794A priority patent/DE2636794C2/de
Priority to IN1516/CAL/76A priority patent/IN144750B/en
Priority to AU17288/76A priority patent/AU501726B2/en
Priority to GB3613976A priority patent/GB1554643A/en
Priority to US05/719,653 priority patent/US4111227A/en
Priority to FR7626710A priority patent/FR2323867A1/fr
Priority to JP10731776A priority patent/JPS5245731A/ja
Priority to PL19526677A priority patent/PL112051B1/pl
Publication of ATA100776A publication Critical patent/ATA100776A/de
Application granted granted Critical
Publication of AT342538B publication Critical patent/AT342538B/de

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • 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
    • E21D15/14—Telescopic props
    • E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/08—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for providing a large discharge passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Details Of Valves (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Characterised By The Charging Evacuation (AREA)
  • Separation By Low-Temperature Treatments (AREA)

Description


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**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.

Claims (1)

  1. <Desc/Clms Page number 4> EMI4.1
AT100776A 1975-09-09 1976-02-12 Gebirgsschlagventil AT342538B (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
AT100776A AT342538B (de) 1976-02-12 1976-02-12 Gebirgsschlagventil
DE2636794A DE2636794C2 (de) 1975-09-09 1976-08-16 Gebirgsschlagventil für hydraulische Grubenausbauelemente
IN1516/CAL/76A IN144750B (de) 1975-09-09 1976-08-20
AU17288/76A AU501726B2 (en) 1975-09-09 1976-08-30 Pressure relief valve
GB3613976A GB1554643A (en) 1975-09-09 1976-09-01 Pressure relief valve for hydraulic mine supporting elemenst
US05/719,653 US4111227A (en) 1975-09-09 1976-09-01 Pressure relief valve for hydraulic mine supporting elements
FR7626710A FR2323867A1 (fr) 1975-09-09 1976-09-03 Soupape pour coups de charge pour elements de soutenement des mines
JP10731776A JPS5245731A (en) 1975-09-09 1976-09-09 Relief valve
PL19526677A PL112051B1 (en) 1976-02-12 1977-01-12 Valve protecting against crumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT100776A AT342538B (de) 1976-02-12 1976-02-12 Gebirgsschlagventil

Publications (2)

Publication Number Publication Date
ATA100776A ATA100776A (de) 1977-08-15
AT342538B true AT342538B (de) 1978-04-10

Family

ID=3504782

Family Applications (1)

Application Number Title Priority Date Filing Date
AT100776A AT342538B (de) 1975-09-09 1976-02-12 Gebirgsschlagventil

Country Status (2)

Country Link
AT (1) AT342538B (de)
PL (1) PL112051B1 (de)

Also Published As

Publication number Publication date
PL112051B1 (en) 1980-09-30
ATA100776A (de) 1977-08-15
PL195266A1 (pl) 1978-06-19

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
REN Ceased due to non-payment of the annual fee