JPS4944264A - - Google Patents

Info

Publication number
JPS4944264A
JPS4944264A JP48079764A JP7976473A JPS4944264A JP S4944264 A JPS4944264 A JP S4944264A JP 48079764 A JP48079764 A JP 48079764A JP 7976473 A JP7976473 A JP 7976473A JP S4944264 A JPS4944264 A JP S4944264A
Authority
JP
Japan
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.)
Granted
Application number
JP48079764A
Other languages
Japanese (ja)
Other versions
JPS559772B2 (enrdf_load_html_response
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 filed Critical
Publication of JPS4944264A publication Critical patent/JPS4944264A/ja
Publication of JPS559772B2 publication Critical patent/JPS559772B2/ja
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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
    • H01H3/605—Mechanical arrangements for preventing or damping vibration or shock making use of a fluid damper
    • 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

  • Fluid-Pressure Circuits (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Actuator (AREA)
JP7976473A 1972-07-13 1973-07-13 Expired JPS559772B2 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2234812A DE2234812B2 (de) 1972-07-13 1972-07-13 Hydraulische Betätigungsvorrichtung für einen elektrischen Schalter

Publications (2)

Publication Number Publication Date
JPS4944264A true JPS4944264A (enrdf_load_html_response) 1974-04-25
JPS559772B2 JPS559772B2 (enrdf_load_html_response) 1980-03-12

Family

ID=5850704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7976473A Expired JPS559772B2 (enrdf_load_html_response) 1972-07-13 1973-07-13

Country Status (9)

Country Link
US (1) US3885454A (enrdf_load_html_response)
JP (1) JPS559772B2 (enrdf_load_html_response)
CA (1) CA989452A (enrdf_load_html_response)
CH (1) CH555083A (enrdf_load_html_response)
DE (1) DE2234812B2 (enrdf_load_html_response)
FR (1) FR2193243B1 (enrdf_load_html_response)
GB (1) GB1428996A (enrdf_load_html_response)
IT (1) IT991133B (enrdf_load_html_response)
SE (1) SE389423B (enrdf_load_html_response)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3329832A1 (de) * 1983-08-18 1985-02-28 Festo KG, 7300 Esslingen Einfachwirkender arbeitszylinder
US4785712A (en) * 1986-05-27 1988-11-22 Mitsubishi Denki Kabushiki Kaisha Hydraulic operating apparatus for electric circuit breaker
DE69128841T2 (de) * 1990-09-17 1998-09-03 Hitachi Ltd Schaltvorrichtung
JP2823980B2 (ja) * 1990-12-17 1998-11-11 株式会社日立製作所 データ処理装置およびプラグイン・パッケージ
CH684969A5 (fr) * 1991-09-06 1995-02-15 Secheron Sa Dispositif de commande actionné par un fluide sous pression notamment pour la fermeture et l'ouverture des contacts d'un disjoncteur.
US5465646A (en) * 1994-02-23 1995-11-14 Mcneil (Ohio) Corporation Hydraulic motor
US5826562A (en) * 1994-07-29 1998-10-27 Caterpillar Inc. Piston and barrell assembly with stepped top and hydraulically-actuated fuel injector utilizing same
US6279315B1 (en) * 1996-04-01 2001-08-28 Safe Net I Harads Ab Pneumatic unlocking and closing apparatus
DE102011109210B3 (de) * 2011-08-03 2012-10-11 Abb Technology Ag Differentialzylinder für einen hydromechanischen Antrieb für elektrische Leistungsschalter
DE102011109227B3 (de) * 2011-08-03 2012-11-29 Abb Technology Ag Differentialzylinder für einen hydromechanischen Antrieb für elektrische Leistungsschalter
CN103105102A (zh) * 2012-12-10 2013-05-15 江西洪都航空工业集团有限责任公司 导弹折叠机构缓冲驱动系统
CN105485238A (zh) * 2015-12-14 2016-04-13 陈鸽 一种消振装置及开关设备
CN105465264A (zh) * 2015-12-14 2016-04-06 陈鸽 一种减振装置及开关设备
CN105448614A (zh) * 2015-12-14 2016-03-30 陈鸽 一种阻尼装置
CN105351426A (zh) * 2015-12-14 2016-02-24 陈鸽 一种减振器及开关装置
CN105402183A (zh) * 2015-12-14 2016-03-16 陈鸽 一种耗能装置及开关设备
CN105351427A (zh) * 2015-12-14 2016-02-24 陈鸽 一种缓冲装置及机械开关
CN105351274A (zh) * 2015-12-14 2016-02-24 陈鸽 一种耗能器及机械开关
CN105485239A (zh) * 2015-12-14 2016-04-13 陈鸽 一种阻尼减振装置及断路器
CN105465263A (zh) * 2015-12-14 2016-04-06 陈鸽 一种消振器及断路器
CN105402306A (zh) * 2015-12-14 2016-03-16 陈鸽 一种阻尼减振器及开关装置
CN105351428A (zh) * 2015-12-14 2016-02-24 陈鸽 一种缓冲器及机械开关
CN106438818A (zh) * 2016-08-26 2017-02-22 常州格林电力机械制造有限公司 船用自动复位液压阻尼器
CN109119282B (zh) * 2017-06-22 2021-05-28 河南平芝高压开关有限公司 触头碰撞缓冲装置及使用该装置的六氟化硫断路器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1098565A (fr) * 1954-01-15 1955-08-08 Dispositif de commande hydraulique pour disjoncteur, ou analogue
US3105126A (en) * 1960-06-15 1963-09-24 Allis Chalmers Mfg Co Interrupting device employing continuous hydraulic control
US3208720A (en) * 1962-05-24 1965-09-28 Ross Operating Valve Co Reciprocating valve
CH514073A (fr) * 1963-05-25 1971-10-15 Vevey Atel Const Mec Installation de réglage de turbine hydraulique à hélice à pas réglable
US3450003A (en) * 1967-01-03 1969-06-17 Wesley W Nightingale Ram with supplementing intake means

Also Published As

Publication number Publication date
DE2234812A1 (de) 1974-01-31
GB1428996A (en) 1976-03-24
IT991133B (it) 1975-07-30
DE2234812B2 (de) 1975-08-21
JPS559772B2 (enrdf_load_html_response) 1980-03-12
FR2193243A1 (enrdf_load_html_response) 1974-02-15
SE389423B (sv) 1976-11-01
CH555083A (de) 1974-10-15
US3885454A (en) 1975-05-27
FR2193243B1 (enrdf_load_html_response) 1977-02-18
CA989452A (en) 1976-05-18

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