DE59007476D1 - Hydraulic drive. - Google Patents

Hydraulic drive.

Info

Publication number
DE59007476D1
DE59007476D1 DE59007476T DE59007476T DE59007476D1 DE 59007476 D1 DE59007476 D1 DE 59007476D1 DE 59007476 T DE59007476 T DE 59007476T DE 59007476 T DE59007476 T DE 59007476T DE 59007476 D1 DE59007476 D1 DE 59007476D1
Authority
DE
Germany
Prior art keywords
hydraulic drive
hydraulic
drive
Prior art date
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 - Fee Related
Application number
DE59007476T
Other languages
German (de)
Inventor
Horst Plettner
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.)
ABB AG Germany
ABB AB
Original Assignee
Asea Brown Boveri AG Germany
Asea Brown Boveri AB
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 Asea Brown Boveri AG Germany, Asea Brown Boveri AB filed Critical Asea Brown Boveri AG Germany
Application granted granted Critical
Publication of DE59007476D1 publication Critical patent/DE59007476D1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE59007476T 1989-05-09 1990-05-07 Hydraulic drive. Expired - Fee Related DE59007476D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3915107A DE3915107A1 (en) 1989-05-09 1989-05-09 HYDRAULIC DRIVE

Publications (1)

Publication Number Publication Date
DE59007476D1 true DE59007476D1 (en) 1994-11-24

Family

ID=6380306

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3915107A Granted DE3915107A1 (en) 1989-05-09 1989-05-09 HYDRAULIC DRIVE
DE59007476T Expired - Fee Related DE59007476D1 (en) 1989-05-09 1990-05-07 Hydraulic drive.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3915107A Granted DE3915107A1 (en) 1989-05-09 1989-05-09 HYDRAULIC DRIVE

Country Status (2)

Country Link
EP (1) EP0397068B1 (en)
DE (2) DE3915107A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4227562A1 (en) * 1992-08-20 1994-02-24 Abb Patent Gmbh Method for controlling a hydraulic drive
DE4336074C2 (en) * 1993-10-22 1998-07-02 Abb Patent Gmbh Hydraulic device for a hydraulic drive for a high-voltage circuit breaker

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2047822C3 (en) * 1970-09-22 1979-02-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Electric switch with hydraulic actuation
DE3263469D1 (en) * 1981-03-26 1985-06-20 Bbc Brown Boveri & Cie Hydraulic or pneumatic control
DE3447132A1 (en) * 1984-12-22 1986-07-03 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Hydraulic device
DE3734183A1 (en) * 1987-10-09 1989-04-27 Asea Brown Boveri Electrical motor protection circuit breaker having an associated zero-voltage circuit breaker which trips in the event of undervoltage

Also Published As

Publication number Publication date
DE3915107A1 (en) 1990-11-22
EP0397068A2 (en) 1990-11-14
EP0397068A3 (en) 1992-05-20
DE3915107C2 (en) 1992-02-06
EP0397068B1 (en) 1994-10-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee