GB1362042A - Control device for a fluid-operated jack - Google Patents

Control device for a fluid-operated jack

Info

Publication number
GB1362042A
GB1362042A GB5565871A GB5565871A GB1362042A GB 1362042 A GB1362042 A GB 1362042A GB 5565871 A GB5565871 A GB 5565871A GB 5565871 A GB5565871 A GB 5565871A GB 1362042 A GB1362042 A GB 1362042A
Authority
GB
United Kingdom
Prior art keywords
line
valves
space
piston
members
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.)
Expired
Application number
GB5565871A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1362042A publication Critical patent/GB1362042A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0431—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the electrical control resulting in an on-off function
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87209—Electric

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Magnetically Actuated Valves (AREA)
  • Actuator (AREA)
GB5565871A 1970-12-10 1971-12-01 Control device for a fluid-operated jack Expired GB1362042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7044461A FR2116863A5 (fr) 1970-12-10 1970-12-10 Commande hydraulique a deux voies

Publications (1)

Publication Number Publication Date
GB1362042A true GB1362042A (en) 1974-07-30

Family

ID=9065538

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5565871A Expired GB1362042A (en) 1970-12-10 1971-12-01 Control device for a fluid-operated jack

Country Status (8)

Country Link
US (1) US3727639A (de)
JP (1) JPS534197B1 (de)
CA (1) CA947617A (de)
CH (1) CH547959A (de)
DE (1) DE2161503C3 (de)
FR (1) FR2116863A5 (de)
GB (1) GB1362042A (de)
IT (1) IT943800B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2654366A1 (de) * 1976-12-01 1978-06-08 Claas Maschf Gmbh Geb Hydroventileinrichtung

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2824461C2 (de) * 1978-06-03 1986-12-11 Mannesmann Rexroth GmbH, 8770 Lohr Druckmittelsteuereinrichtung für einen doppelseitig beaufschlagbaren Verbraucher
DE3118763A1 (de) * 1981-05-12 1982-12-09 Wabco Fahrzeugbremsen Gmbh, 3000 Hannover Elektro-pneumatisches tuerventil
DE3812769C2 (de) * 1988-04-16 1995-06-29 Hengstler Gmbh Pneumatisches Ventil zur Steuerung von Druckluftströmen
CN101240840B (zh) * 2007-02-07 2010-09-08 哈尔滨三迪工控工程有限公司 重型卡车变速箱耐用的主气阀
CN103174825B (zh) * 2011-12-26 2015-04-22 胡如现 换挡直动阀

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE644545C (de) * 1934-10-09 1937-05-07 George Herbert Dowty Verriegelungsschloss fuer hydraulische Drucksysteme mit umkehrbarer Stroemungsrichtung
GB537372A (en) * 1939-09-18 1941-06-19 British Thermostat Co Ltd Improvements in or relating to hydraulic control valves
DE931694C (de) * 1951-03-01 1955-08-16 Concordia Maschinen Und Elek Z Sicherungsanordnung bei Pressen, Stanzen u. dgl., die durch Elektroventile nach dem Servokolbenprinzip gesteuert werden
FR1098565A (fr) * 1954-01-15 1955-08-08 Dispositif de commande hydraulique pour disjoncteur, ou analogue
DE1401296A1 (de) * 1958-07-15 1968-10-24 Erich Herion Mehrwegeventil mit Hilfsventilsteuerung,insbesondere Mehrwegemagnetventil
FR1202440A (fr) * 1958-07-17 1960-01-11 Applic Mach Motrices Dispositif de commande d'électro-robinets asservis
DE1187485B (de) * 1959-04-27 1965-02-18 Concordia Maschinen Und Elek Z Dreiwege-Doppelventil in Sicherheitsschaltung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2654366A1 (de) * 1976-12-01 1978-06-08 Claas Maschf Gmbh Geb Hydroventileinrichtung

Also Published As

Publication number Publication date
DE2161503A1 (de) 1972-06-22
DE2161503C3 (de) 1981-03-26
CA947617A (en) 1974-05-21
CH547959A (fr) 1974-04-11
DE2161503B2 (de) 1980-08-14
FR2116863A5 (fr) 1972-07-21
US3727639A (en) 1973-04-17
JPS534197B1 (de) 1978-02-15
IT943800B (it) 1973-04-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee