NL108019C - - Google Patents

Info

Publication number
NL108019C
NL108019C NL230381A NL230381A NL108019C NL 108019 C NL108019 C NL 108019C NL 230381 A NL230381 A NL 230381A NL 230381 A NL230381 A NL 230381A NL 108019 C NL108019 C NL 108019C
Authority
NL
Netherlands
Application number
NL230381A
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 filed Critical
Application granted granted Critical
Publication of NL108019C publication Critical patent/NL108019C/xx

Links

Classifications

    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0405—Valve members; Fluid interconnections therefor for seat valves, i.e. poppet valves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H2033/308—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator comprising control and pilot valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Servomotors (AREA)
  • Valve Device For Special Equipments (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
NL230381A 1957-08-12 1958-08-11 NL108019C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR745358 1957-08-12

Publications (1)

Publication Number Publication Date
NL108019C true NL108019C (en:Method) 1964-04-15

Family

ID=8704699

Family Applications (1)

Application Number Title Priority Date Filing Date
NL230381A NL108019C (en:Method) 1957-08-12 1958-08-11

Country Status (6)

Country Link
US (1) US2938346A (en:Method)
CH (1) CH348323A (en:Method)
DE (1) DE1293035B (en:Method)
FR (1) FR1181089A (en:Method)
GB (1) GB828597A (en:Method)
NL (1) NL108019C (en:Method)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3225662A (en) * 1960-08-26 1965-12-28 Miehle Goss Dexter Inc Submerged servomotor with prefill valve for guillotine type paper cutting machine
US3486417A (en) * 1968-03-04 1969-12-30 Int Harvester Co Seat suspension assembly
JPS5626927B2 (en:Method) * 1973-07-04 1981-06-22
ZA756335B (en) * 1975-10-07 1977-01-26 Patent Prod Hydraulics Ltd Improvements in or relating to the decompression of pressure chambers particularly the decompression of actuating pressure chambers of mine cage holding means
US4184334A (en) * 1978-09-11 1980-01-22 International Harvester Company Closed center draft control valve
DE3019626C2 (de) * 1980-05-22 1984-06-20 Kraftwerk Union AG, 4330 Mülheim Elektrohydraulischer Stellantrieb für Ventile
EP0061786B2 (de) * 1981-03-26 1989-09-06 BBC Brown Boveri AG Hydraulischer oder pneumatischer Antrieb
US6000687A (en) * 1998-11-19 1999-12-14 Hydra-Lock Corporation Actuator for hydraulic tool holder
TR201802649T4 (tr) * 2012-10-19 2018-03-21 Hema Enduestri Anonim Sirketi Akiş bölücü i̇çeren kontrol valfi̇ si̇stemleri̇nde si̇li̇ndi̇r hattina basinçli yağ sizintisini önleyen si̇stem.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE399085A (en:Method) * 1932-10-23
US1961465A (en) * 1933-10-21 1934-06-05 Swanson & Thompson Control device for lifts
BE519002A (en:Method) * 1952-04-05
FR1098565A (fr) * 1954-01-15 1955-08-08 Dispositif de commande hydraulique pour disjoncteur, ou analogue
FR1145495A (fr) * 1956-03-02 1957-10-25 Dispositif limiteur de pression

Also Published As

Publication number Publication date
FR1181089A (fr) 1959-06-11
CH348323A (fr) 1960-08-15
US2938346A (en) 1960-05-31
DE1293035B (de) 1969-04-17
GB828597A (en) 1960-02-17

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