DE1024040B - Absperrventil fuer einen mit Fluessigkeit gefuellten Druckraum bei Grubenausbaumitteln - Google Patents

Absperrventil fuer einen mit Fluessigkeit gefuellten Druckraum bei Grubenausbaumitteln

Info

Publication number
DE1024040B
DE1024040B DESCH20419A DESC020419A DE1024040B DE 1024040 B DE1024040 B DE 1024040B DE SCH20419 A DESCH20419 A DE SCH20419A DE SC020419 A DESC020419 A DE SC020419A DE 1024040 B DE1024040 B DE 1024040B
Authority
DE
Germany
Prior art keywords
pressure chamber
shut
valve
liquid
bell
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DESCH20419A
Other languages
German (de)
English (en)
Inventor
Wilhelm Heusner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SCHWARZ KG HERMANN
Hermann Schwarz KG
Original Assignee
SCHWARZ KG HERMANN
Hermann Schwarz KG
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
Priority to BE559110D priority Critical patent/BE559110A/xx
Application filed by SCHWARZ KG HERMANN, Hermann Schwarz KG filed Critical SCHWARZ KG HERMANN
Priority to DESCH20419A priority patent/DE1024040B/de
Priority to US670538A priority patent/US2912211A/en
Priority to GB21811/57A priority patent/GB852354A/en
Priority to FR1178396D priority patent/FR1178396A/fr
Publication of DE1024040B publication Critical patent/DE1024040B/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • E21D15/50—Component parts or details of props
    • E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
    • E21D15/512—Arrangement of valves
    • 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
    • E21D23/006—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices
    • E21D23/0069—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor provided with essential hydraulic devices without essential advancing shifting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Actuator (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
DESCH20419A 1956-07-11 1956-07-11 Absperrventil fuer einen mit Fluessigkeit gefuellten Druckraum bei Grubenausbaumitteln Pending DE1024040B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
BE559110D BE559110A (ko) 1956-07-11
DESCH20419A DE1024040B (de) 1956-07-11 1956-07-11 Absperrventil fuer einen mit Fluessigkeit gefuellten Druckraum bei Grubenausbaumitteln
US670538A US2912211A (en) 1956-07-11 1957-07-08 Mine prop
GB21811/57A GB852354A (en) 1956-07-11 1957-07-10 Improvements in or relating to props and like supports
FR1178396D FR1178396A (fr) 1956-07-11 1957-07-11 Clapet de fermeture pour dispositifs de soutènement utilisables notamment dans les mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DESCH20419A DE1024040B (de) 1956-07-11 1956-07-11 Absperrventil fuer einen mit Fluessigkeit gefuellten Druckraum bei Grubenausbaumitteln

Publications (1)

Publication Number Publication Date
DE1024040B true DE1024040B (de) 1958-02-13

Family

ID=7428760

Family Applications (1)

Application Number Title Priority Date Filing Date
DESCH20419A Pending DE1024040B (de) 1956-07-11 1956-07-11 Absperrventil fuer einen mit Fluessigkeit gefuellten Druckraum bei Grubenausbaumitteln

Country Status (5)

Country Link
US (1) US2912211A (ko)
BE (1) BE559110A (ko)
DE (1) DE1024040B (ko)
FR (1) FR1178396A (ko)
GB (1) GB852354A (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1082212B (de) * 1958-12-31 1960-05-25 Bwg Bergwerk Walzwerk Be- und Entlueftungsventil fuer hydraulische Grubenstempel
DE1188536B (de) * 1958-06-30 1965-03-11 Dowty Mining Equipment Ltd Hydraulischer Grubenstempel
DE1231648B (de) * 1960-08-11 1967-01-05 Bochumer Eisen Heintzmann Hydraulisches Ausbauelement, insbesondere fuer den untertaegigen Grubenbetrieb

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL277490A (ko) * 1961-04-20
CN110748366A (zh) * 2019-10-20 2020-02-04 山西晋城无烟煤矿业集团有限责任公司 一种液压阀阀芯磁力安装机构

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE813542C (de) * 1949-12-08 1951-09-13 Wilhelm Reppel Hydraulischer Grubenstempel mit einstellbarem Verformungsschutz
FR1056693A (fr) * 1951-05-21 1954-03-01 Poteau de mine contractable sous la charge

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR354739A (fr) * 1905-05-25 1905-10-11 Albert Cordebart Appareil pour le gonflement des bandages pneumatiques
US1026471A (en) * 1910-06-13 1912-05-14 George R Siefken Ventilator.
US2247568A (en) * 1938-05-13 1941-07-01 Proportioneers Inc Injection nozzle
GB538377A (en) * 1940-01-30 1941-07-31 Du Pont Manufacture of dyestuffs of the anthraquinone series
US2502158A (en) * 1946-09-27 1950-03-28 Kuskey Rude Backup trap

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE813542C (de) * 1949-12-08 1951-09-13 Wilhelm Reppel Hydraulischer Grubenstempel mit einstellbarem Verformungsschutz
FR1056693A (fr) * 1951-05-21 1954-03-01 Poteau de mine contractable sous la charge

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1188536B (de) * 1958-06-30 1965-03-11 Dowty Mining Equipment Ltd Hydraulischer Grubenstempel
DE1082212B (de) * 1958-12-31 1960-05-25 Bwg Bergwerk Walzwerk Be- und Entlueftungsventil fuer hydraulische Grubenstempel
DE1231648B (de) * 1960-08-11 1967-01-05 Bochumer Eisen Heintzmann Hydraulisches Ausbauelement, insbesondere fuer den untertaegigen Grubenbetrieb

Also Published As

Publication number Publication date
US2912211A (en) 1959-11-10
GB852354A (en) 1960-10-26
FR1178396A (fr) 1959-05-06
BE559110A (ko)

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