BE728927A - - Google Patents
Info
- Publication number
- BE728927A BE728927A BE728927DA BE728927A BE 728927 A BE728927 A BE 728927A BE 728927D A BE728927D A BE 728927DA BE 728927 A BE728927 A BE 728927A
- Authority
- BE
- Belgium
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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/666—Operating arrangements
- H01H2033/6667—Details concerning lever type driving rod arrangements
-
- 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
- H01H33/022—Details particular to three-phase circuit breakers
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70901368A | 1968-02-28 | 1968-02-28 | |
| US70912468A | 1968-02-28 | 1968-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE728927A true BE728927A (US20110232667A1-20110929-C00004.png) | 1969-08-01 |
Family
ID=27108191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE728927D BE728927A (US20110232667A1-20110929-C00004.png) | 1968-02-28 | 1969-02-25 |
Country Status (5)
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3783212A (en) * | 1971-07-28 | 1974-01-01 | Ite Imperial Corp | Contacts for use in vacuum switch arrangements |
| US3735065A (en) * | 1971-10-26 | 1973-05-22 | Ite Imperial Corp | Low profile circuit breaker with staggered terminals |
| US3784774A (en) * | 1972-08-21 | 1974-01-08 | Ite Imperial Corp | Vacuum circuit breaker current transfer and actuation |
| US4005297A (en) * | 1972-10-18 | 1977-01-25 | Westinghouse Electric Corporation | Vacuum-type circuit interrupters having heat-dissipating devices associated with the contact structures thereof |
| US3793494A (en) * | 1972-11-15 | 1974-02-19 | Westinghouse Electric Corp | Draw out type vacuum circuit breaker assembly with hinged barrier |
| US3967163A (en) * | 1972-11-21 | 1976-06-29 | Westinghouse Electric Corporation | Supporting means for the power conductors in circuit breakers |
| US4012609A (en) * | 1972-11-21 | 1977-03-15 | Westinghouse Electric Corporation | Circuit-interrupters using spaced-apart bars for conductor-assemblies |
| US3920938A (en) * | 1974-02-13 | 1975-11-18 | Ite Imperial Corp | High voltage circuit breaker unitary pole moldings |
| US3958093A (en) * | 1974-05-03 | 1976-05-18 | Westinghouse Electric Corporation | Metalclad switchgear using vacuum interrupter elements with improved resilient supporting means |
| US4233643A (en) * | 1978-11-22 | 1980-11-11 | Electric Machinery Mfg. Company | Electrical power switching apparatus with sliding fuse drawer and interlock system |
| US4295024A (en) * | 1979-09-24 | 1981-10-13 | A. B. Chance Company | Spring biased energy absorber for vacuum switch contact shafts |
| AU558250B2 (en) * | 1981-02-12 | 1987-01-22 | Westinghouse Electric Corporation | High conductivity electrical junction |
| US4933519A (en) * | 1988-08-31 | 1990-06-12 | Westinghouse Electric Corp. | Contact structure for grounding switch |
| US6510047B2 (en) * | 2000-12-22 | 2003-01-21 | Eaton Corporation | Conductive heat sink |
| CN101840809A (zh) * | 2010-03-15 | 2010-09-22 | 常州太平洋电力设备(集团)有限公司 | 带空气缓冲的真空断路器 |
| EP2979292B1 (en) * | 2013-03-28 | 2016-07-13 | ABB Technology Ltd | A switch assembly, a switching device comprising a switch assembly, a switchgear comprising a switching device and a method for cooling |
| USD777116S1 (en) * | 2014-09-24 | 2017-01-24 | Abb Technology Ag | Switching device with front cover |
| US9865405B2 (en) | 2015-02-03 | 2018-01-09 | General Electric Company | Fixed contact for joining a bus bar and a sliding contact of an electrical switchgear |
| CN112670111B (zh) * | 2020-12-17 | 2021-11-30 | 国网浙江永康市供电有限公司 | 一种紧凑型真空固定开关设备 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2735896A (en) * | 1956-02-21 | Damping means for selecting fingers | ||
| US2039630A (en) * | 1935-07-20 | 1936-05-05 | Bell Telephone Labor Inc | Selective switch |
| US2492009A (en) * | 1943-12-11 | 1949-12-20 | Westinghouse Electric Corp | Resilient stop and position limiting means for circuit interrupters |
| US2532468A (en) * | 1945-05-31 | 1950-12-05 | Barber Colman Co | Movable contact structure |
| DE966538C (de) * | 1949-01-26 | 1957-09-19 | Licentia Gmbh | Schalterzelle mit im Leitungszug liegendem ausfahrbarem Leistungsschalter, insbesondere Druckluftschalter |
| FR1260754A (fr) * | 1960-03-31 | 1961-05-12 | Force Et De Lumiere Electr Soc | Nouvelle cellule pour poste protégé de distribution à moyenne tension et à disjoncteur débrochable comportant un dispositif de mise à la terre et un court-circuit des canalisations électriques de départ |
| GB997126A (en) * | 1963-04-01 | 1965-06-30 | Ass Elect Ind | Improvements in and relating to power switchgear |
| US3397293A (en) * | 1965-08-13 | 1968-08-13 | Gen Electric | Metal-clad switchgear employing vacuum type circuit interrupters |
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1968
- 1968-02-28 US US709124A patent/US3529111A/en not_active Expired - Lifetime
- 1968-02-28 US US709013A patent/US3603753A/en not_active Expired - Lifetime
-
1969
- 1969-02-07 GB GB1250954D patent/GB1250954A/en not_active Expired
- 1969-02-22 ES ES363978A patent/ES363978A1/es not_active Expired
- 1969-02-25 BE BE728927D patent/BE728927A/xx unknown
- 1969-02-28 FR FR6905376A patent/FR2002832A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2002832A1 (US20110232667A1-20110929-C00004.png) | 1969-10-31 |
| ES363978A1 (es) | 1971-01-01 |
| GB1250954A (US20110232667A1-20110929-C00004.png) | 1971-10-27 |
| US3529111A (en) | 1970-09-15 |
| US3603753A (en) | 1971-09-07 |
