AT316681B - Hydraulic drive for high instantaneous performance - Google Patents

Hydraulic drive for high instantaneous performance

Info

Publication number
AT316681B
AT316681B AT992671A AT992671A AT316681B AT 316681 B AT316681 B AT 316681B AT 992671 A AT992671 A AT 992671A AT 992671 A AT992671 A AT 992671A AT 316681 B AT316681 B AT 316681B
Authority
AT
Austria
Prior art keywords
hydraulic drive
high instantaneous
instantaneous performance
performance
hydraulic
Prior art date
Application number
AT992671A
Other languages
German (de)
Original Assignee
Gratzmuller Jean Louis
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 Gratzmuller Jean Louis filed Critical Gratzmuller Jean Louis
Application granted granted Critical
Publication of AT316681B publication Critical patent/AT316681B/en

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
    • 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
    • H01H33/022—Details particular to three-phase circuit breakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Hydraulic Motors (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
AT992671A 1970-11-23 1971-11-17 Hydraulic drive for high instantaneous performance AT316681B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7041926A FR2115506A5 (en) 1970-11-23 1970-11-23

Publications (1)

Publication Number Publication Date
AT316681B true AT316681B (en) 1974-07-25

Family

ID=9064538

Family Applications (1)

Application Number Title Priority Date Filing Date
AT992671A AT316681B (en) 1970-11-23 1971-11-17 Hydraulic drive for high instantaneous performance

Country Status (12)

Country Link
US (1) US3766343A (en)
JP (1) JPS535993Y2 (en)
AT (1) AT316681B (en)
BE (1) BE775684A (en)
CA (1) CA942625A (en)
CH (1) CH545424A (en)
DE (1) DE2157154A1 (en)
FR (1) FR2115506A5 (en)
GB (1) GB1367688A (en)
IT (1) IT945071B (en)
NL (1) NL7115098A (en)
SE (1) SE376052B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3616914C2 (en) * 1986-05-20 1994-05-05 Mitsubishi Electric Corp Hydraulic control valve assembly
FR2663780B1 (en) * 1990-06-26 1992-09-11 Merlin Gerin HIGH VOLTAGE CIRCUIT BREAKER WITH GAS INSULATION AND PNEUMATIC CONTROL MECHANISM.
JP4280457B2 (en) 2002-04-18 2009-06-17 勝行 戸津 Combination of screw holding type driver bit and screw
JP4062043B2 (en) * 2002-10-04 2008-03-19 株式会社日立製作所 Gas insulated switchgear
FR2996892B1 (en) * 2012-10-16 2015-11-06 Technip France DAMPING ASSEMBLY FOR AT LEAST PARTLY INSTALLED INSTALLATION IN A WATER EXTEND, ASSOCIATED INSTALLATION AND METHOD
CN111594492A (en) * 2020-05-27 2020-08-28 珠海方博科技有限公司 Control method and system for ground service system

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1873787A (en) * 1929-11-26 1932-08-23 Gen Electric Electric switch operating mechanism
US2408199A (en) * 1941-09-13 1946-09-24 Westinghouse Electric Corp Circuit breaker
US2658969A (en) * 1950-04-17 1953-11-10 Pacific Electric Mfg Corp Hydraulic circuit breaker actuating mechanism
FR1098565A (en) * 1954-01-15 1955-08-08 Hydraulic control device for circuit breaker, or the like
FR1098233A (en) * 1954-01-15 1955-07-20 Circuit breaker control
US2813177A (en) * 1954-03-29 1957-11-12 Kelman Electric And Mfg Compan Circuit breaker
FR1104071A (en) * 1954-04-26 1955-11-16 Cie Gen Equip Aeronautique Improvements to electrical switch controls
FR1135122A (en) * 1955-11-04 1957-04-24 Jean Louis Gratzmuller Hydraulic control device with speed control, for circuit breaker
US2861144A (en) * 1957-07-08 1958-11-18 Gen Electric Stored energy type closing device for an electric circuit breaker
FR1181985A (en) * 1957-09-04 1959-06-19 Improvements to hydraulic control systems
US3075060A (en) * 1957-10-30 1963-01-22 Westinghouse Electric Corp Circuit interrupters
FR73695E (en) * 1958-06-06 1960-09-05 Comp Generale Electricite Method of oleopneumatic control of electrical apparatus and application to a circuit breaker
FR1203632A (en) * 1958-11-12 1960-01-20 Comp Generale Electricite Method of oleopneumatic control of electrical apparatus and application to a circuit breaker
FR1230514A (en) * 1959-03-06 1960-09-16 Hydraulic control device with automatic air purge
US3133475A (en) * 1960-11-22 1964-05-19 Gen Electric Hydraulically-actuated operating mechanism for an electric circuit breaker
FR1309328A (en) * 1961-09-27 1962-11-16 Alsthom Cgee Hydropneumatic control for electrical circuit breakers
FR1350707A (en) * 1962-11-16 1964-01-31 Quick response hydraulic control system
FR1349314A (en) * 1962-12-03 1964-01-17 Improvements made to the bleeding circuit of hydraulic cylinders for circuit breakers
CH397040A (en) * 1962-12-20 1965-08-15 Bbc Brown Boveri & Cie Setup for gas pressure switches
US3345487A (en) * 1965-02-16 1967-10-03 Westinghouse Electric Corp Hydraulically operated circuit breaker

Also Published As

Publication number Publication date
IT945071B (en) 1973-05-10
US3766343A (en) 1973-10-16
GB1367688A (en) 1974-09-18
SE376052B (en) 1975-05-05
JPS535993Y2 (en) 1978-02-15
BE775684A (en) 1972-05-23
CH545424A (en) 1973-12-15
NL7115098A (en) 1972-05-25
JPS47596U (en) 1972-08-03
FR2115506A5 (en) 1972-07-07
CA942625A (en) 1974-02-26
DE2157154A1 (en) 1972-05-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee