ZA777390B - An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddy - Google Patents
An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddyInfo
- Publication number
- ZA777390B ZA777390B ZA00777390A ZA777390A ZA777390B ZA 777390 B ZA777390 B ZA 777390B ZA 00777390 A ZA00777390 A ZA 00777390A ZA 777390 A ZA777390 A ZA 777390A ZA 777390 B ZA777390 B ZA 777390B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- improvement
- circuit breaker
- current carrying
- system utilizing
- Prior art date
Links
Classifications
-
- 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
- H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
- H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
- H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H2003/3094—Power arrangements internal to the switch for operating the driving mechanism using spring motor allowing an opening - closing - opening [OCO] sequence
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/755,776 US4255636A (en) | 1976-12-30 | 1976-12-30 | Circuit breaker with current carrying conductor system utilizing eddy current repulsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA777390B true ZA777390B (en) | 1978-10-25 |
Family
ID=25040616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00777390A ZA777390B (en) | 1976-12-30 | 1977-12-12 | An improvement in or relating to circuit breaker with current carrying conductor system utilizing eddy |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4255636A (xx) |
| JP (1) | JPS6032938B2 (xx) |
| AU (1) | AU514577B2 (xx) |
| BE (1) | BE862357A (xx) |
| BR (1) | BR7708748A (xx) |
| CA (1) | CA1087663A (xx) |
| CH (1) | CH622125A5 (xx) |
| DE (1) | DE2756741C2 (xx) |
| ES (1) | ES465504A1 (xx) |
| FR (1) | FR2376506A1 (xx) |
| GB (1) | GB1546986A (xx) |
| IT (1) | IT1092640B (xx) |
| MX (1) | MX144506A (xx) |
| NZ (1) | NZ186000A (xx) |
| PH (1) | PH17470A (xx) |
| PL (1) | PL203539A1 (xx) |
| ZA (1) | ZA777390B (xx) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4245203A (en) * | 1978-10-16 | 1981-01-13 | Westinghouse Electric Corp. | Circuit interrupter with pivoting contact arm having a clinch-type contact |
| JPS6147035A (ja) * | 1984-08-10 | 1986-03-07 | 富士電機株式会社 | 回路遮断器の接触子構造 |
| DE3432086A1 (de) * | 1984-08-28 | 1986-03-06 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung mit einer die kontaktkraft vergroessernden stromabhaengigen kraft |
| JPS61279026A (ja) * | 1985-06-04 | 1986-12-09 | 富士電機株式会社 | 回路遮断器の可動接触子装置 |
| JPS62164041U (xx) * | 1986-04-09 | 1987-10-19 | ||
| JP6434476B2 (ja) | 2016-12-06 | 2018-12-05 | ファナック株式会社 | 拡張現実シミュレーション装置及び拡張現実シミュレーションプログラム |
| US10497528B2 (en) | 2017-06-01 | 2019-12-03 | Siemens Aktiengesellschaft | Multi-finger electrical contact assemblies , circuit breakers, and methods having increased current withstand capabilities |
| JP6585665B2 (ja) | 2017-06-29 | 2019-10-02 | ファナック株式会社 | 仮想オブジェクト表示システム |
| JP6781201B2 (ja) | 2018-06-05 | 2020-11-04 | ファナック株式会社 | 仮想オブジェクト表示システム |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE500833C (de) * | 1928-06-27 | 1930-06-25 | Oerlikon Maschf | Hochstromkontakt fuer elektrische Schalter |
| US1918232A (en) * | 1932-07-26 | 1933-07-11 | Westinghouse Electric & Mfg Co | Circuit interrupter |
| GB522290A (en) * | 1938-12-07 | 1940-06-13 | British Thomson Houston Co Ltd | Improvements in electric circuit breakers |
| NL194469A (xx) * | 1954-02-04 | Merlin Gerin | ||
| BE545973A (xx) * | 1955-03-14 | |||
| DE1734691U (de) * | 1955-07-04 | 1956-11-29 | Sursum Elek Zitaets Ges Leyhau | Kontaktanordnung fuer selbstschalter. |
| FR1225685A (fr) * | 1958-12-23 | 1960-07-04 | Merlin Gerin | Perfectionnements aux contacts à pression compensés électrodynamiquement |
| US3225160A (en) * | 1963-10-25 | 1965-12-21 | Gen Electric | Electric switch |
| DE1265823B (de) * | 1964-05-29 | 1968-04-11 | Licentia Gmbh | Kontaktanordnung fuer Schaltgeraete, insbesondere Selbstschalter |
| US3560683A (en) * | 1968-01-24 | 1971-02-02 | Westinghouse Electric Corp | Circuit breaker with improved contact structure |
| US3614353A (en) * | 1968-05-30 | 1971-10-19 | Tokyo Shibaura Electric Co | Switching device having electro-magnetic means for increasing effective contact pressure |
| FR2011523A1 (xx) * | 1968-06-15 | 1970-03-06 | Olimbo Romano | |
| DE1927783B2 (de) * | 1969-05-30 | 1971-04-15 | Elektrischer schalter | |
| DE2615726A1 (de) * | 1976-04-10 | 1977-10-27 | Bbc Brown Boveri & Cie | Kontaktanordnung |
-
1976
- 1976-12-30 US US05/755,776 patent/US4255636A/en not_active Expired - Lifetime
-
1977
- 1977-12-12 GB GB51538/77A patent/GB1546986A/en not_active Expired
- 1977-12-12 ZA ZA00777390A patent/ZA777390B/xx unknown
- 1977-12-16 MX MX171762A patent/MX144506A/es unknown
- 1977-12-16 NZ NZ186000A patent/NZ186000A/xx unknown
- 1977-12-20 DE DE2756741A patent/DE2756741C2/de not_active Expired
- 1977-12-21 PH PH20580A patent/PH17470A/en unknown
- 1977-12-21 CA CA293,614A patent/CA1087663A/en not_active Expired
- 1977-12-22 CH CH1589577A patent/CH622125A5/de not_active IP Right Cessation
- 1977-12-22 AU AU31876/77A patent/AU514577B2/en not_active Expired
- 1977-12-27 BE BE183876A patent/BE862357A/xx not_active IP Right Cessation
- 1977-12-28 FR FR7739502A patent/FR2376506A1/fr active Granted
- 1977-12-28 ES ES465504A patent/ES465504A1/es not_active Expired
- 1977-12-28 JP JP52157528A patent/JPS6032938B2/ja not_active Expired
- 1977-12-29 IT IT41732/77A patent/IT1092640B/it active
- 1977-12-29 BR BR7708748A patent/BR7708748A/pt unknown
- 1977-12-30 PL PL20353977A patent/PL203539A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2376506A1 (fr) | 1978-07-28 |
| MX144506A (es) | 1981-10-21 |
| IT1092640B (it) | 1985-07-12 |
| NZ186000A (en) | 1981-02-11 |
| BE862357A (fr) | 1978-06-27 |
| US4255636A (en) | 1981-03-10 |
| GB1546986A (en) | 1979-06-06 |
| JPS5384178A (en) | 1978-07-25 |
| DE2756741A1 (de) | 1978-07-06 |
| JPS6032938B2 (ja) | 1985-07-31 |
| DE2756741C2 (de) | 1987-05-14 |
| ES465504A1 (es) | 1979-01-01 |
| AU3187677A (en) | 1979-06-28 |
| PH17470A (en) | 1984-08-29 |
| AU514577B2 (en) | 1981-02-19 |
| FR2376506B1 (xx) | 1982-07-02 |
| CH622125A5 (xx) | 1981-03-13 |
| PL203539A1 (pl) | 1978-07-17 |
| BR7708748A (pt) | 1978-09-05 |
| CA1087663A (en) | 1980-10-14 |
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