CA973597A - Hydraulic drive for switchgear - Google Patents

Hydraulic drive for switchgear

Info

Publication number: CA973597A
Authority: CA; Canada
Prior art keywords: switchgear; hydraulic drive; hydraulic; drive
Prior art date: 1971-12-13
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

CA158,912A

Other versions

CA158912S (en

Inventor

Karl Trippel

Arnold Meier

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.)

BBC Brown Boveri AG Switzerland

Original Assignee

Brown Boveri und Cie AG Switzerland

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.)

1971-12-13

Filing date

1972-12-12

Publication date

1975-08-26

1972-12-12 Application filed by Brown Boveri und Cie AG Switzerland filed Critical Brown Boveri und Cie AG Switzerland

1975-08-26 Application granted granted Critical

1975-08-26 Publication of CA973597A publication Critical patent/CA973597A/en

Status 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
- 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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
- F15B15/222—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having a piston with a piston extension or piston recess which throttles the main fluid outlet as the piston approaches its end position
- 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)
Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Actuator (AREA)
Fluid-Pressure Circuits (AREA)
Valve Device For Special Equipments (AREA)

CA158,912A 1971-12-13 1972-12-12 Hydraulic drive for switchgear Expired CA973597A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1804271A CH539784A (en)	1971-12-13	1971-12-13	Hydraulic drive, in particular for electrical switching devices

Publications (1)

Publication Number	Publication Date
CA973597A true CA973597A (en)	1975-08-26

Family

ID=4429986

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA158,912A Expired CA973597A (en)	1971-12-13	1972-12-12	Hydraulic drive for switchgear

Country Status (9)

Country	Link
US (1)	US3863547A (en)
JP (1)	JPS5627964B2 (en)
CA (1)	CA973597A (en)
CH (1)	CH539784A (en)
DE (1)	DE2164759C2 (en)
FR (1)	FR2163498B1 (en)
GB (1)	GB1361919A (en)
IT (1)	IT971707B (en)
SE (1)	SE381952B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2235074B2 (en) *	1972-07-12	1979-05-17	Siemens Ag, 1000 Berlin Und 8000 Muenchen	Hydraulic actuator for an electrical switch
DE2356607A1 (en) *	1973-11-13	1975-05-22	Bosch Gmbh Robert	HYDRAULIC CONTROL SYSTEM
FR2265166B1 (en) *	1974-03-18	1979-10-19	Siemens Ag
FR2308815A1 (en) *	1975-04-23	1976-11-19	Alsthom Cgee	Differential piston oleopneumatic control system for switch gear - closes by power valve connecting chambers together and to power accumulator
US4218955A (en) *	1979-01-10	1980-08-26	Outboard Marine Corporation	Pressure actuated shifting mechanism
US4276809A (en) *	1979-04-23	1981-07-07	General Electric Company	Simplified fail-fixed servovalve
DE3524414C2 (en) *	1985-04-16	1994-06-16	Mannesmann Ag	linear actuator
DE3612827A1 (en) *	1986-04-16	1987-10-22	Bbc Brown Boveri & Cie	HYDRAULIC DRIVE FOR AN ELECTRICAL SWITCHGEAR
US4785712A (en) *	1986-05-27	1988-11-22	Mitsubishi Denki Kabushiki Kaisha	Hydraulic operating apparatus for electric circuit breaker
FR2641342A1 (en) *	1989-01-04	1990-07-06	Roux Roger	FLUID ACTUATOR
DE4336074C2 (en) *	1993-10-22	1998-07-02	Abb Patent Gmbh	Hydraulic device for a hydraulic drive for a high-voltage circuit breaker
DE4340533C2 (en) *	1993-11-29	1998-02-19	Abb Patent Gmbh	Hydraulic device for actuating a drive piston for a movable component
US5718115A (en) *	1996-05-31	1998-02-17	Aim, Inc.	Constant force hydraulic control system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2293167A (en) *	1939-11-03	1942-08-18	Glenn L Martin Co	Hydraulic cylinder
US2385942A (en) *	1941-06-13	1945-10-02	Edward A Rockwell	Travel control valve system
US2704053A (en) *	1949-11-25	1955-03-15	Mcfarland Mfg Corp	Actuator for chemical injector or the like
FR1098565A (en) *	1954-01-15	1955-08-08		Hydraulic control device for circuit breaker, or the like
US2993511A (en) *	1955-06-17	1961-07-25	Johnson Clarence	Solenoid operated valve and solenoid assembly
US3060951A (en) *	1956-12-26	1962-10-30	Alsacienne Constr Meca	Hydraulic regulating system
US3012541A (en) *	1959-04-02	1961-12-12	Pneumo Dynamics Corp	Timed delay actuator
NL261563A (en) *	1960-03-01
CH381937A (en) *	1960-09-30	1964-09-15	Tschudin & Heid Aktiengesellsc	Delay element
US3322038A (en) *	1964-04-09	1967-05-30	Sperry Rand Corp	Hydraulic hammer
DE1550812A1 (en) *	1966-05-31	1969-10-09	Klose Kommandit Ges	Electrohydraulic adjustment device with hydraulic accumulator
DE1690130C3 (en) *	1968-01-12	1979-02-15	Siemens Ag, 1000 Berlin U. 8000 Muenchen	Hydraulic drive for electric circuit breakers
DE1703061C3 (en) *	1968-03-27	1974-02-14	Fried. Krupp Gmbh, 4300 Essen	Hydraulically operated piston engine
FR1578917A (en) *	1968-05-06	1969-08-22

1971
- 1971-12-13 CH CH1804271A patent/CH539784A/en not_active IP Right Cessation
- 1971-12-27 DE DE2164759A patent/DE2164759C2/en not_active Expired
1972
- 1972-12-05 JP JP12123672A patent/JPS5627964B2/ja not_active Expired
- 1972-12-11 IT IT32705/72A patent/IT971707B/en active
- 1972-12-11 GB GB5701172A patent/GB1361919A/en not_active Expired
- 1972-12-11 US US314259A patent/US3863547A/en not_active Expired - Lifetime
- 1972-12-11 FR FR7243955A patent/FR2163498B1/fr not_active Expired
- 1972-12-11 SE SE7216136A patent/SE381952B/en unknown
- 1972-12-12 CA CA158,912A patent/CA973597A/en not_active Expired

Also Published As

Publication number	Publication date
JPS5627964B2 (en)	1981-06-29
FR2163498A1 (en)	1973-07-27
DE2164759A1 (en)	1973-06-14
FR2163498B1 (en)	1979-04-27
SE381952B (en)	1975-12-22
US3863547A (en)	1975-02-04
GB1361919A (en)	1974-07-30
IT971707B (en)	1974-05-10
JPS4865463A (en)	1973-09-08
CH539784A (en)	1973-07-31
DE2164759C2 (en)	1989-01-12

Publication	Publication Date	Title
AU468349B2 (en)	1976-01-08	Drive system
CA947621A (en)	1974-05-21	Auxiliary drive system for combines
CA934671A (en)	1973-10-02	Drive
CA973597A (en)	1975-08-26	Hydraulic drive for switchgear
AU467917B2 (en)	1975-12-18	Drive circuits
CA980628A (en)	1975-12-30	Hydraulic motors
CA971423A (en)	1975-07-22	Hydraulic motors
CA967847A (en)	1975-05-20	Hydraulic control apparatus
CA1013265A (en)	1977-07-05	Loader drive
CA981151A (en)	1976-01-06	Actuators
CA964089A (en)	1975-03-11	Hydraulic former
CA937487A (en)	1973-11-27	Hydraulic turntable
CA935356A (en)	1973-10-16	Hydraulic actuator
CA961951A (en)	1975-01-28	Hydraulic mills
SU642432A1 (en)	1979-01-15	Percussive-action device hydraulic drive
CA919553A (en)	1973-01-23	Hydraulic operating apparatus
CA970727A (en)	1975-07-08	Drive for scraper elevator
CA946436A (en)	1974-04-30	Epandeur de materiaux granuleux
CA883107A (en)	1971-10-12	Hydraulic lift
AU4568872A (en)	1974-02-21	Drive mechanisms
CA937845A (en)	1973-12-04	Hydraulic drive
CA866558A (en)	1971-03-23	Hydraulic drive
CA882490A (en)	1971-10-05	Hydraulic machine
CA948524A (en)	1974-06-04	Hydraulic drive system
CA863076A (en)	1971-02-09	Hydraulic drive system