BR7504917A - Aperfeicoamento em aparelho comutador eletrico de alta amperagem - Google Patents
Aperfeicoamento em aparelho comutador eletrico de alta amperagemInfo
- Publication number
- BR7504917A BR7504917A BR7504917*A BR7504917A BR7504917A BR 7504917 A BR7504917 A BR 7504917A BR 7504917 A BR7504917 A BR 7504917A BR 7504917 A BR7504917 A BR 7504917A
- Authority
- BR
- Brazil
- Prior art keywords
- improvement
- electric switch
- high amperage
- amperage electric
- switch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
- H01H1/10—Laminated contacts with divided contact surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
-
- 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
- H01H33/002—Very heavy-current switches
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Contacts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/493,940 US3980851A (en) | 1974-08-01 | 1974-08-01 | High amperage switching apparatus with bi-metallic arcing contacts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7504917A true BR7504917A (pt) | 1976-08-03 |
Family
ID=23962353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7504917*A BR7504917A (pt) | 1974-08-01 | 1975-07-31 | Aperfeicoamento em aparelho comutador eletrico de alta amperagem |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3980851A (pt) |
| JP (1) | JPS5140564A (pt) |
| AR (1) | AR205282A1 (pt) |
| BE (1) | BE832005A (pt) |
| BR (1) | BR7504917A (pt) |
| CA (1) | CA1042045A (pt) |
| DE (1) | DE2533341A1 (pt) |
| FI (1) | FI752115A (pt) |
| FR (1) | FR2280965A1 (pt) |
| GB (1) | GB1496594A (pt) |
| IT (1) | IT1040220B (pt) |
| NL (1) | NL7509109A (pt) |
| NO (1) | NO752692L (pt) |
| SE (1) | SE7508696L (pt) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2524195A1 (fr) * | 1982-03-26 | 1983-09-30 | Ferraz & Cie Lucien | Dispositif d'interrupteur electrique notamment pour court-circuiter les cuves d'electrolyse |
| MX359544B (es) * | 2014-03-27 | 2018-10-02 | Schneider Electric Usa Inc | Contacto de conmutador de cuchilla con porcion de alta resistencia. |
| EP3457421B1 (en) | 2017-09-15 | 2021-04-07 | ABB Schweiz AG | An electrical switch |
| FI11882U1 (fi) | 2017-09-15 | 2017-12-05 | Abb Oy | Sähkökytkin |
| GB2618606A (en) * | 2022-05-13 | 2023-11-15 | G Corner Electrical Systems Ltd | A DC disconnector |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US592497A (en) * | 1897-10-26 | Contact in shunt for circuit-breakers | ||
| CH319741A (de) * | 1954-05-11 | 1957-02-28 | Bbc Brown Boveri & Cie | Kontaktstück für Trennmesser |
| FR1273623A (fr) * | 1959-11-14 | 1961-10-13 | Interrupteur électrique | |
| GB949807A (en) * | 1961-10-26 | 1964-02-19 | William Mcgeoch & Company Ltd | An improved electric switch |
| FR1337650A (fr) * | 1961-10-26 | 1963-09-13 | William Mcgeoch & Company Ltd | Interrupteur électrique perfectionné |
| DE1249379B (pt) * | 1964-04-14 | |||
| US3381105A (en) * | 1966-02-14 | 1968-04-30 | Anderson Power Products | Modular high current switch |
| CH450525A (de) * | 1967-01-18 | 1968-01-31 | Bbc Brown Boveri & Cie | Lamelliertes Bürstenkontaktstück |
| US3562467A (en) * | 1969-06-04 | 1971-02-09 | Engelhard Min & Chem | Electrical contact |
| CH506874A (de) * | 1969-10-31 | 1971-04-30 | Bbc Brown Boveri & Cie | Druckgasschalter mit einer Doppeldüsenkontaktanordnung |
| US3787651A (en) * | 1972-06-08 | 1974-01-22 | S & C Electric Co | High voltage switch with high current closing contacts |
-
1974
- 1974-08-01 US US05/493,940 patent/US3980851A/en not_active Expired - Lifetime
-
1975
- 1975-01-01 AR AR259712A patent/AR205282A1/es active
- 1975-07-03 CA CA230,661A patent/CA1042045A/en not_active Expired
- 1975-07-18 GB GB30227/75A patent/GB1496594A/en not_active Expired
- 1975-07-23 FI FI752115A patent/FI752115A/fi not_active Application Discontinuation
- 1975-07-25 DE DE19752533341 patent/DE2533341A1/de active Pending
- 1975-07-30 FR FR7523762A patent/FR2280965A1/fr active Granted
- 1975-07-31 BE BE158848A patent/BE832005A/xx unknown
- 1975-07-31 NL NL7509109A patent/NL7509109A/xx unknown
- 1975-07-31 SE SE7508696A patent/SE7508696L/xx unknown
- 1975-07-31 BR BR7504917*A patent/BR7504917A/pt unknown
- 1975-07-31 IT IT25970/75A patent/IT1040220B/it active
- 1975-07-31 JP JP50094114A patent/JPS5140564A/ja active Pending
- 1975-07-31 NO NO752692A patent/NO752692L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE7508696L (sv) | 1976-02-02 |
| IT1040220B (it) | 1979-12-20 |
| JPS5140564A (en) | 1976-04-05 |
| DE2533341A1 (de) | 1976-02-12 |
| FR2280965A1 (fr) | 1976-02-27 |
| FI752115A (pt) | 1976-02-02 |
| NL7509109A (nl) | 1976-02-03 |
| FR2280965B1 (pt) | 1979-05-11 |
| US3980851A (en) | 1976-09-14 |
| AR205282A1 (es) | 1976-04-21 |
| GB1496594A (en) | 1977-12-30 |
| BE832005A (fr) | 1976-02-02 |
| CA1042045A (en) | 1978-11-07 |
| NO752692L (pt) | 1976-02-03 |
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