ITMI942343A0 - Dispositivo idraulico per comandare un pistone di azionamento per un elemento costruttivo mobile - Google Patents

Dispositivo idraulico per comandare un pistone di azionamento per un elemento costruttivo mobile

Info

Publication number
ITMI942343A0
ITMI942343A0 ITMI942343A ITMI942343A ITMI942343A0 IT MI942343 A0 ITMI942343 A0 IT MI942343A0 IT MI942343 A ITMI942343 A IT MI942343A IT MI942343 A ITMI942343 A IT MI942343A IT MI942343 A0 ITMI942343 A0 IT MI942343A0
Authority
IT
Italy
Prior art keywords
controlling
hydraulic device
construction element
driving piston
movable construction
Prior art date
Application number
ITMI942343A
Other languages
English (en)
Inventor
Horst Plettner
Original Assignee
Abb Patent Gmbh
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 Abb Patent Gmbh filed Critical Abb Patent Gmbh
Publication of ITMI942343A0 publication Critical patent/ITMI942343A0/it
Publication of ITMI942343A1 publication Critical patent/ITMI942343A1/it
Application granted granted Critical
Publication of IT1271066B publication Critical patent/IT1271066B/it

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
    • 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
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2514—Self-proportioning flow systems
    • Y10T137/2521—Flow comparison or differential response
ITMI942343A 1993-11-29 1994-11-18 Dispositivo idraulico per comandare un pistone di azionamento per un elemento costruttivo mobile IT1271066B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4340533A DE4340533C2 (de) 1993-11-29 1993-11-29 Hydraulikeinrichtung zur Betätigung eines Antriebskolbens für ein bewegliches Bauteil

Publications (3)

Publication Number Publication Date
ITMI942343A0 true ITMI942343A0 (it) 1994-11-18
ITMI942343A1 ITMI942343A1 (it) 1996-05-18
IT1271066B IT1271066B (it) 1997-05-26

Family

ID=6503651

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI942343A IT1271066B (it) 1993-11-29 1994-11-18 Dispositivo idraulico per comandare un pistone di azionamento per un elemento costruttivo mobile

Country Status (5)

Country Link
US (1) US5760358A (it)
JP (1) JPH07235245A (it)
CH (1) CH689960A5 (it)
DE (1) DE4340533C2 (it)
IT (1) IT1271066B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0839343B1 (en) * 1995-07-20 2001-10-17 Abbott Laboratories Valve construction and method of use
FR2810445B1 (fr) * 2000-06-19 2002-07-26 Alstom Procede de synchronisation de la commutation d'un disjoncteur avec l'onde de tension
DE102008024097A1 (de) * 2008-05-17 2009-11-19 Abb Technology Ag Leistungsschalterantrieb
DE102009035889B4 (de) * 2009-08-03 2011-11-10 Abb Technology Ag Federspeicherantrieb mit Verzögerungsschaltung
WO2011051752A1 (en) * 2009-10-26 2011-05-05 Volvo Compact Equipment Sas Dampened hydraulic pilot control arrangement for a spool valve
CN104295554B (zh) * 2014-02-24 2017-04-05 国家电网公司 开关机构、液压操动机构及其工作缸

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3012541A (en) * 1959-04-02 1961-12-12 Pneumo Dynamics Corp Timed delay actuator
US3656404A (en) * 1971-03-09 1972-04-18 Boris Yakovlevich Landenzon Hydraulic time relay for hydraulic systems
CH539784A (de) * 1971-12-13 1973-07-31 Bbc Brown Boveri & Cie Hydraulischer Antrieb, insbesondere für elektrische Schaltgeräte
US3896852A (en) * 1973-12-06 1975-07-29 E Systems Inc Time delay valve
DE3263469D1 (en) * 1981-03-26 1985-06-20 Bbc Brown Boveri & Cie Hydraulic or pneumatic control
US4471797A (en) * 1982-03-19 1984-09-18 Parker-Hannifin Corporation Hydraulic circuit breaker reset device
DE3447132A1 (de) * 1984-12-22 1986-07-03 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Hydraulikeinrichtung
US4785712A (en) * 1986-05-27 1988-11-22 Mitsubishi Denki Kabushiki Kaisha Hydraulic operating apparatus for electric circuit breaker
DE9013400U1 (de) * 1990-09-19 1990-11-22 Siemens AG, 80333 München Hochspannungs-Leistungsschalter mit einer Dämpfungseinrichtung
DE9111861U1 (de) * 1991-09-23 1991-11-14 ABB Patent GmbH, 6800 Mannheim Hydraulischer Antrieb
JP2869265B2 (ja) * 1992-05-29 1999-03-10 三菱電機株式会社 遮断器
DE4227562A1 (de) * 1992-08-20 1994-02-24 Abb Patent Gmbh Verfahren zum Steuern eines Hydraulikantriebes
DE4336074C2 (de) * 1993-10-22 1998-07-02 Abb Patent Gmbh Hydraulikeinrichtung für einen Hydraulikantrieb für einen Hochspannungsleistungsschalter

Also Published As

Publication number Publication date
US5760358A (en) 1998-06-02
IT1271066B (it) 1997-05-26
JPH07235245A (ja) 1995-09-05
DE4340533C2 (de) 1998-02-19
CH689960A5 (de) 2000-02-15
DE4340533A1 (de) 1995-06-08
ITMI942343A1 (it) 1996-05-18

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971127