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CH473466A - Pressure medium drive for electrical switches - Google Patents

Pressure medium drive for electrical switches

Info

Publication number
CH473466A
CH473466A CH905268A CH905268A CH473466A CH 473466 A CH473466 A CH 473466A CH 905268 A CH905268 A CH 905268A CH 905268 A CH905268 A CH 905268A CH 473466 A CH473466 A CH 473466A
Authority
CH
Switzerland
Prior art keywords
pressure medium
medium drive
electrical switches
switches
electrical
Prior art date
Application number
CH905268A
Other languages
German (de)
Inventor
Grieger Gerhard
Bohrdt Joachim
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH473466A publication Critical patent/CH473466A/en

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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7723—Safety cut-off requiring reset
    • Y10T137/7726—Responsive to change in rate of flow
    • 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
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87201—Common to plural valve motor chambers
CH905268A 1967-07-25 1968-06-18 Pressure medium drive for electrical switches CH473466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0111032 1967-07-25

Publications (1)

Publication Number Publication Date
CH473466A true CH473466A (en) 1969-05-31

Family

ID=7530682

Family Applications (1)

Application Number Title Priority Date Filing Date
CH905268A CH473466A (en) 1967-07-25 1968-06-18 Pressure medium drive for electrical switches

Country Status (5)

Country Link
US (1) US3536096A (en)
JP (1) JPS5011076B1 (en)
CH (1) CH473466A (en)
DE (1) DE1690004C3 (en)
FR (1) FR1572095A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2235074A1 (en) * 1972-07-12 1974-01-24 Siemens Ag HYDRAULIC ACTUATOR FOR AN ELECTRIC SWITCH
DE3048814A1 (en) * 1979-12-27 1981-09-24 Hitachi, Ltd., Tokyo HYDRAULIC ACTUATOR

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004360876A (en) * 2003-06-09 2004-12-24 Tgk Co Ltd Three-way valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2235074A1 (en) * 1972-07-12 1974-01-24 Siemens Ag HYDRAULIC ACTUATOR FOR AN ELECTRIC SWITCH
DE2235074B2 (en) * 1972-07-12 1979-05-17 Siemens Ag, 1000 Berlin Und 8000 Muenchen Hydraulic actuator for an electrical switch
DE3048814A1 (en) * 1979-12-27 1981-09-24 Hitachi, Ltd., Tokyo HYDRAULIC ACTUATOR

Also Published As

Publication number Publication date
DE1690004B2 (en) 1974-08-08
FR1572095A (en) 1969-06-20
JPS5011076B1 (en) 1975-04-26
US3536096A (en) 1970-10-27
DE1690004C3 (en) 1975-04-10
DE1690004A1 (en) 1971-04-15

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Legal Events

Date Code Title Description
PL Patent ceased