NL7007780A - - Google Patents
Info
- Publication number
- NL7007780A NL7007780A NL7007780A NL7007780A NL7007780A NL 7007780 A NL7007780 A NL 7007780A NL 7007780 A NL7007780 A NL 7007780A NL 7007780 A NL7007780 A NL 7007780A NL 7007780 A NL7007780 A NL 7007780A
- Authority
- NL
- Netherlands
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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/16—Impedances connected with contacts
-
- 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
- H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
- H01H33/596—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for interrupting dc
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Emergency Protection Circuit Devices (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR6918170A FR2045119A5 (zh) | 1969-06-03 | 1969-06-03 | |
FR7013557A FR2092951A6 (zh) | 1969-06-03 | 1970-04-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7007780A true NL7007780A (zh) | 1970-12-07 |
NL157754B NL157754B (nl) | 1978-08-15 |
Family
ID=26215069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7007780.A NL157754B (nl) | 1969-06-03 | 1970-05-29 | Stelsel voor het onderbreken van een hoogspanningsgelijkstroomleiding. |
Country Status (15)
Country | Link |
---|---|
US (1) | US3641357A (zh) |
JP (1) | JPS5012777B1 (zh) |
AT (1) | AT306863B (zh) |
BE (1) | BE751344A (zh) |
CA (1) | CA921162A (zh) |
CH (1) | CH530103A (zh) |
CS (1) | CS149704B2 (zh) |
DE (1) | DE2026685C3 (zh) |
ES (1) | ES379458A1 (zh) |
FR (2) | FR2045119A5 (zh) |
GB (1) | GB1285282A (zh) |
NL (1) | NL157754B (zh) |
NO (1) | NO129434B (zh) |
SE (1) | SE359699B (zh) |
SU (1) | SU367626A3 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108363349A (zh) * | 2018-02-09 | 2018-08-03 | 马钢(集团)控股有限公司 | 胶带运输自控系统中高压柜稳定接受自控信号的方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4953206A (en) * | 1986-11-17 | 1990-08-28 | At&T Bell Laboratories | Methods of and apparatus for providing substantially error-free transmitted data |
US4851707A (en) * | 1987-07-16 | 1989-07-25 | Lindsay Audiophyle Associates | "Fritting" technique and apparatus for improving the sound of switches and connectors in audio circuits |
EP0555144A1 (fr) * | 1992-02-07 | 1993-08-11 | Gec Alsthom Sa | Station de pompage |
US8810991B2 (en) | 2010-10-05 | 2014-08-19 | Rockwell Automation Technologies, Inc. | Safety isolation systems and methods for switching DC loads |
EP2773006B1 (en) * | 2013-02-28 | 2016-06-15 | General Electric Technology GmbH | Control circuit |
US10243348B2 (en) | 2016-11-10 | 2019-03-26 | International Business Machines Corporation | Inductive kickback protection by using multiple parallel circuit breakers with downstream TVS diodes |
PL3559965T3 (pl) * | 2016-12-20 | 2021-06-14 | Supergrid Institute | Instalacja elektryczna wysokiego napięcia prądu stałego i sposób regulowania urządzeniem odcinającym w takiej instalacji |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR699795A (fr) * | 1929-06-28 | 1931-02-19 | Coupe-circuit utilisé comme résistance de protection d'un interrupteur | |
GB548092A (en) * | 1941-05-23 | 1942-09-24 | Siemens Brothers & Co Ltd | Improvements relating to the reduction of sparking at contacts in making and breaking an electric circuit |
DE914143C (de) * | 1945-02-06 | 1954-06-28 | Siemens Ag | Widerstandsschalter |
GB755016A (en) * | 1953-07-08 | 1956-08-15 | Reyrolle A & Co Ltd | Improvements relating to electric switchgear |
GB841572A (en) * | 1956-09-07 | 1960-07-20 | Reyrolle A & Co Ltd | Improvements relating to electric distribution systems |
BE559792A (zh) * | 1956-09-15 | |||
CH372721A (de) * | 1959-06-13 | 1963-10-31 | Bbc Brown Boveri & Cie | Druckluftschalter mit Mehrfachunterbrechung |
CH380800A (de) * | 1960-09-16 | 1964-08-15 | Bbc Brown Boveri & Cie | Leistungsschalter mit Mehrfachunterbrechung |
DE1134132B (de) * | 1961-05-06 | 1962-08-02 | Continental Elektro Ind Ag | Hochspannungs-Leistungsschalter insbesondere Druckluftschalter |
US3234397A (en) * | 1962-08-27 | 1966-02-08 | Robert H Park | Means for maintaining stability of power transmission systems notwithstanding a fault |
US3534226A (en) * | 1967-11-09 | 1970-10-13 | Hughes Aircraft Co | Sequential switching circuit breaker for high power ac or dc power transmission circuits |
US3538278A (en) * | 1968-06-13 | 1970-11-03 | Gen Electric | High voltage electric circuit breaker |
-
1969
- 1969-06-03 FR FR6918170A patent/FR2045119A5/fr not_active Expired
-
1970
- 1970-04-15 FR FR7013557A patent/FR2092951A6/fr not_active Expired
- 1970-05-05 NO NO01711/70A patent/NO129434B/no unknown
- 1970-05-08 ES ES379458A patent/ES379458A1/es not_active Expired
- 1970-05-18 GB GB23916/70D patent/GB1285282A/en not_active Expired
- 1970-05-25 CA CA083674A patent/CA921162A/en not_active Expired
- 1970-05-27 JP JP45044909A patent/JPS5012777B1/ja active Pending
- 1970-05-28 US US41351A patent/US3641357A/en not_active Expired - Lifetime
- 1970-05-28 SU SU1442601A patent/SU367626A3/ru active
- 1970-05-29 NL NL7007780.A patent/NL157754B/xx not_active IP Right Cessation
- 1970-06-01 AT AT486370A patent/AT306863B/de not_active IP Right Cessation
- 1970-06-01 SE SE07529/70A patent/SE359699B/xx unknown
- 1970-06-01 DE DE2026685A patent/DE2026685C3/de not_active Expired
- 1970-06-02 CH CH826270A patent/CH530103A/fr not_active IP Right Cessation
- 1970-06-02 BE BE751344D patent/BE751344A/xx not_active IP Right Cessation
- 1970-06-03 CS CS703893A patent/CS149704B2/cs unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108363349A (zh) * | 2018-02-09 | 2018-08-03 | 马钢(集团)控股有限公司 | 胶带运输自控系统中高压柜稳定接受自控信号的方法 |
Also Published As
Publication number | Publication date |
---|---|
CS149704B2 (en) | 1973-07-25 |
FR2092951A6 (zh) | 1972-01-28 |
BE751344A (fr) | 1970-12-02 |
AT306863B (de) | 1973-04-25 |
GB1285282A (en) | 1972-08-16 |
CA921162A (en) | 1973-02-13 |
JPS5012777B1 (zh) | 1975-05-14 |
NL157754B (nl) | 1978-08-15 |
FR2045119A5 (zh) | 1971-02-26 |
DE2026685B2 (de) | 1973-12-20 |
DE2026685C3 (de) | 1974-07-18 |
US3641357A (en) | 1972-02-08 |
DE2026685A1 (de) | 1970-12-10 |
NO129434B (zh) | 1974-04-08 |
SE359699B (zh) | 1973-09-03 |
ES379458A1 (es) | 1973-04-01 |
CH530103A (fr) | 1972-10-31 |
SU367626A3 (zh) | 1973-01-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: GRATZMULLER |
|
V4 | Discontinued because of reaching the maximum lifetime of a patent |