DE1640003A1 - Sicherheitsvorrichtung fuer oelpneumatische Steuerung - Google Patents

Sicherheitsvorrichtung fuer oelpneumatische Steuerung

Info

Publication number
DE1640003A1
DE1640003A1 DE19681640003 DE1640003A DE1640003A1 DE 1640003 A1 DE1640003 A1 DE 1640003A1 DE 19681640003 DE19681640003 DE 19681640003 DE 1640003 A DE1640003 A DE 1640003A DE 1640003 A1 DE1640003 A1 DE 1640003A1
Authority
DE
Germany
Prior art keywords
valve
pressure
tared
closed
spring
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
DE19681640003
Other languages
German (de)
English (en)
Inventor
Francois Kirchner
Pierre Lechat
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.)
Cegelec SA
Original Assignee
Cegelec SA
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 Cegelec SA filed Critical Cegelec SA
Publication of DE1640003A1 publication Critical patent/DE1640003A1/de
Pending 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/004—Fluid pressure supply failure
    • 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
    • F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
    • F15B20/005—Leakage; Spillage; Hose burst

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
DE19681640003 1967-01-06 1968-01-05 Sicherheitsvorrichtung fuer oelpneumatische Steuerung Pending DE1640003A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR90324A FR1513587A (fr) 1967-01-06 1967-01-06 Dispositif de sécurité pour commande oléopneumatique

Publications (1)

Publication Number Publication Date
DE1640003A1 true DE1640003A1 (de) 1970-05-21

Family

ID=8623526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681640003 Pending DE1640003A1 (de) 1967-01-06 1968-01-05 Sicherheitsvorrichtung fuer oelpneumatische Steuerung

Country Status (3)

Country Link
BE (1) BE708655A (en, 2012)
DE (1) DE1640003A1 (en, 2012)
FR (1) FR1513587A (en, 2012)

Also Published As

Publication number Publication date
FR1513587A (fr) 1968-02-16
BE708655A (en, 2012) 1968-06-28

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Legal Events

Date Code Title Description
OHN Withdrawal