FR1117953A - Expansion device, with two opposing moving contacts and pressure for disconnectors and electrical switches, in general, and in particular for two-arm circuit-breakers for high and low voltage and high currents - Google Patents
Expansion device, with two opposing moving contacts and pressure for disconnectors and electrical switches, in general, and in particular for two-arm circuit-breakers for high and low voltage and high currentsInfo
- Publication number
- FR1117953A FR1117953A FR1117953DA FR1117953A FR 1117953 A FR1117953 A FR 1117953A FR 1117953D A FR1117953D A FR 1117953DA FR 1117953 A FR1117953 A FR 1117953A
- Authority
- FR
- France
- Prior art keywords
- disconnectors
- breakers
- general
- low voltage
- pressure
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
- H01H31/28—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US507707A US2835756A (en) | 1955-05-11 | 1955-05-11 | Switch mechanism |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1117953A true FR1117953A (en) | 1956-05-29 |
Family
ID=24019794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1117953D Expired FR1117953A (en) | 1955-05-11 | 1955-01-18 | Expansion device, with two opposing moving contacts and pressure for disconnectors and electrical switches, in general, and in particular for two-arm circuit-breakers for high and low voltage and high currents |
Country Status (2)
Country | Link |
---|---|
US (1) | US2835756A (en) |
FR (1) | FR1117953A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3634634A (en) * | 1970-12-21 | 1972-01-11 | Fred H Cole | Disconnect switch for electric power systems |
DE2149132C3 (en) * | 1971-10-01 | 1987-06-19 | Ruhrtal Elektrizitätsgesellschaft Hartig GmbH & Co, 4300 Essen | Disconnector |
DE3316918A1 (en) * | 1983-05-09 | 1984-11-15 | Concordia Sprecher-Schaltgeräte GmbH, 7024 Filderstadt | Rotary interrupter switch |
DE19837869C1 (en) * | 1998-08-20 | 2000-05-11 | Siemens Ag | Switching device for connecting and disconnecting or earthing sections of the track in overhead contact line systems |
US6984795B1 (en) * | 2003-08-21 | 2006-01-10 | Cleaveland /Price Inc. | Center break switch with reduced opening force requirement |
WO2019186308A1 (en) * | 2018-03-28 | 2019-10-03 | Abb Schweiz Ag | Spring loaded auxiliary contact system for bus transfer switching in a center break switch |
DE102018216723A1 (en) * | 2018-09-28 | 2020-04-02 | Siemens Aktiengesellschaft | Contact arrangement for a disconnector and method for electrically contacting the contact arrangement |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2094087A (en) * | 1935-11-11 | 1937-09-28 | K P F Electric Company | Disconnecting switch mechanism |
FR1024115A (en) * | 1949-01-29 | 1953-03-27 | Licentia Gmbh | High voltage disconnect switch, in particular for open air mounting |
-
1955
- 1955-01-18 FR FR1117953D patent/FR1117953A/en not_active Expired
- 1955-05-11 US US507707A patent/US2835756A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2835756A (en) | 1958-05-20 |
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