DE1014501B - Hydraulischer Grubenstempel mit einem Druckraum und einem UEberdruckventil - Google Patents

Hydraulischer Grubenstempel mit einem Druckraum und einem UEberdruckventil

Info

Publication number
DE1014501B
DE1014501B DEB41566A DEB0041566A DE1014501B DE 1014501 B DE1014501 B DE 1014501B DE B41566 A DEB41566 A DE B41566A DE B0041566 A DEB0041566 A DE B0041566A DE 1014501 B DE1014501 B DE 1014501B
Authority
DE
Germany
Prior art keywords
pressure
spring
punch according
relief valve
pit
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
DEB41566A
Other languages
German (de)
English (en)
Inventor
Hans Stuermer
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 BE560360D priority Critical patent/BE560360A/xx
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to DEB41566A priority patent/DE1014501B/de
Priority to FR1181300D priority patent/FR1181300A/fr
Priority to GB2679657D priority patent/GB861046A/en
Publication of DE1014501B publication Critical patent/DE1014501B/de
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/26—Adaptations or arrangements of pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/204—Control means for piston speed or actuating force without external control, e.g. control valve inside the piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Safety Valves (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
DEB41566A 1956-08-29 1956-08-29 Hydraulischer Grubenstempel mit einem Druckraum und einem UEberdruckventil Pending DE1014501B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE560360D BE560360A (en, 2012) 1956-08-29
DEB41566A DE1014501B (de) 1956-08-29 1956-08-29 Hydraulischer Grubenstempel mit einem Druckraum und einem UEberdruckventil
FR1181300D FR1181300A (fr) 1956-08-29 1957-08-19 étançon hydraulique
GB2679657D GB861046A (en) 1956-08-29 1957-08-26 Improvements in or relating to hydraulically operated pit-props

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB41566A DE1014501B (de) 1956-08-29 1956-08-29 Hydraulischer Grubenstempel mit einem Druckraum und einem UEberdruckventil

Publications (1)

Publication Number Publication Date
DE1014501B true DE1014501B (de) 1957-08-29

Family

ID=6966432

Family Applications (1)

Application Number Title Priority Date Filing Date
DEB41566A Pending DE1014501B (de) 1956-08-29 1956-08-29 Hydraulischer Grubenstempel mit einem Druckraum und einem UEberdruckventil

Country Status (4)

Country Link
BE (1) BE560360A (en, 2012)
DE (1) DE1014501B (en, 2012)
FR (1) FR1181300A (en, 2012)
GB (1) GB861046A (en, 2012)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1087998B (de) * 1959-08-31 1960-09-01 Bwg Bergwerk Walzwerk UEberdruckventil fuer hydraulische Grubenstempel
DE1090610B (de) * 1959-03-11 1960-10-13 Bwg Bergwerk Walzwerk UEberdruckventilsatz, insbesondere fuer hydraulische Grubenstempel
DE1137405B (de) * 1959-07-11 1962-10-04 Kloeckner Werke Ag UEberdruckventile fuer den hydraulischen Grubenausbau
DE1137406B (de) * 1960-06-30 1962-10-04 Kronprinz Ag Hydraulischer Grubenstempel
DE1182183B (de) * 1958-11-24 1964-11-26 Mij Tot Exploitatie Van Hydrau Hydropneumatischer Grubenstempel
DE1224684B (de) * 1957-10-25 1966-09-15 Bwg Bergwerk Walzwerk Hydraulischer Grubenstempel
DE1229480B (de) * 1961-04-20 1966-12-01 Bochumer Eisen Heintzmann Hydraulischer Grubenstempel
CN102650213A (zh) * 2012-05-02 2012-08-29 淮南矿业(集团)有限责任公司 单体液压支柱三用阀

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1224684B (de) * 1957-10-25 1966-09-15 Bwg Bergwerk Walzwerk Hydraulischer Grubenstempel
DE1182183B (de) * 1958-11-24 1964-11-26 Mij Tot Exploitatie Van Hydrau Hydropneumatischer Grubenstempel
DE1090610B (de) * 1959-03-11 1960-10-13 Bwg Bergwerk Walzwerk UEberdruckventilsatz, insbesondere fuer hydraulische Grubenstempel
DE1137405B (de) * 1959-07-11 1962-10-04 Kloeckner Werke Ag UEberdruckventile fuer den hydraulischen Grubenausbau
DE1087998B (de) * 1959-08-31 1960-09-01 Bwg Bergwerk Walzwerk UEberdruckventil fuer hydraulische Grubenstempel
DE1137406B (de) * 1960-06-30 1962-10-04 Kronprinz Ag Hydraulischer Grubenstempel
DE1229480B (de) * 1961-04-20 1966-12-01 Bochumer Eisen Heintzmann Hydraulischer Grubenstempel
CN102650213A (zh) * 2012-05-02 2012-08-29 淮南矿业(集团)有限责任公司 单体液压支柱三用阀
CN102650213B (zh) * 2012-05-02 2014-10-08 淮南矿业(集团)有限责任公司 单体液压支柱三用阀

Also Published As

Publication number Publication date
GB861046A (en) 1961-02-15
BE560360A (en, 2012)
FR1181300A (fr) 1959-06-12

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