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FR2334990A1 - Dispositif a vanne de commande directionnelle a grande vitesse - Google Patents

Dispositif a vanne de commande directionnelle a grande vitesse

Info

Publication number
FR2334990A1
FR2334990A1 FR7634871A FR7634871A FR2334990A1 FR 2334990 A1 FR2334990 A1 FR 2334990A1 FR 7634871 A FR7634871 A FR 7634871A FR 7634871 A FR7634871 A FR 7634871A FR 2334990 A1 FR2334990 A1 FR 2334990A1
Authority
FR
France
Prior art keywords
magnetic circuit
directional control
control valve
control unit
valve device
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.)
Withdrawn
Application number
FR7634871A
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2334990A1 publication Critical patent/FR2334990A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/066—Electromagnets with movable winding
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
    • F16K31/082—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet using a electromagnet and a permanent magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
    • 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

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Magnetically Actuated Valves (AREA)
  • Multiple-Way Valves (AREA)
FR7634871A 1975-12-12 1976-11-19 Dispositif a vanne de commande directionnelle a grande vitesse Withdrawn FR2334990A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14893675A JPS5272928A (en) 1975-12-12 1975-12-12 High-speed change-over device

Publications (1)

Publication Number Publication Date
FR2334990A1 true FR2334990A1 (fr) 1977-07-08

Family

ID=15463961

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7634871A Withdrawn FR2334990A1 (fr) 1975-12-12 1976-11-19 Dispositif a vanne de commande directionnelle a grande vitesse

Country Status (3)

Country Link
JP (1) JPS5272928A (fr)
DE (1) DE2656137A1 (fr)
FR (1) FR2334990A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105003478A (zh) * 2015-06-30 2015-10-28 河南平高电气股份有限公司 控制阀及使用该控制阀的断路器液压操动机构

Also Published As

Publication number Publication date
JPS5272928A (en) 1977-06-18
DE2656137A1 (de) 1977-11-03

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Legal Events

Date Code Title Description
RE Withdrawal of published application