PL195266A1 - Zawor zabezpieczajacy przed tapnieciem - Google Patents

Zawor zabezpieczajacy przed tapnieciem

Info

Publication number
PL195266A1
PL195266A1 PL19526677A PL19526677A PL195266A1 PL 195266 A1 PL195266 A1 PL 195266A1 PL 19526677 A PL19526677 A PL 19526677A PL 19526677 A PL19526677 A PL 19526677A PL 195266 A1 PL195266 A1 PL 195266A1
Authority
PL
Poland
Prior art keywords
safety valve
valve against
against shaping
shaping
safety
Prior art date
Application number
PL19526677A
Other languages
English (en)
Other versions
PL112051B1 (en
Inventor
Siegfried Sigott
Heinrich Sussenbeck
Gottfrid Siebenhofer
Alfred 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
Publication of PL195266A1 publication Critical patent/PL195266A1/pl
Publication of PL112051B1 publication Critical patent/PL112051B1/pl

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)
PL19526677A 1976-02-12 1977-01-12 Valve protecting against crumps PL112051B1 (en)

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
PL195266A1 true PL195266A1 (pl) 1978-06-19
PL112051B1 PL112051B1 (en) 1980-09-30

Family

ID=3504782

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19526677A PL112051B1 (en) 1976-02-12 1977-01-12 Valve protecting against crumps

Country Status (2)

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

Also Published As

Publication number Publication date
PL112051B1 (en) 1980-09-30
ATA100776A (de) 1977-08-15
AT342538B (de) 1978-04-10

Similar Documents

Publication Publication Date Title
AT372508B (de) Sicherheitsventil
FR2341803A1 (fr) Clapet anti-retour
NL7611200A (nl) Veiligheidsklep.
AT359374B (de) Sicherheitsventil
FI772873A7 (fi) Tryckbegraensningsventil
BE859385R (fr) Clapet de non-retour
SE7602094L (sv) Sekerhetsventil
NO780540L (no) Sikkerhetsventil.
BR7703498A (pt) Valvula
FI55567C (fi) Kulventil
FI54837B (fi) Kulventil
FI55568B (fi) Kulventil
SE7811527L (sv) Sekerhetsventil
FR2319828A1 (fr) Soupape de securite
BR7702385A (pt) Valvula
NL7808688A (nl) Veiligheidsklep.
BE858968A (nl) Ontlastklep
NL7802625A (nl) Veiligheidsklep.
IT1072497B (it) Valvola di sicurezza
FR2344768A1 (fr) Soupape de surete
PL195266A1 (pl) Zawor zabezpieczajacy przed tapnieciem
SE412946B (sv) Slangbrottsventil
SE7707816L (sv) Ventilmanovrering
SU544810A1 (ru) Запорный клапан
SE8007063L (sv) Sekerhetsventil