IT712788A - - Google Patents
Info
- Publication number
- IT712788A IT712788A IT712788DA IT712788A IT 712788 A IT712788 A IT 712788A IT 712788D A IT712788D A IT 712788DA IT 712788 A IT712788 A IT 712788A
- Authority
- IT
- Italy
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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
- H01H33/77—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor wherein the break is in air at atmospheric pressure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/36—Metal parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
- H01H9/446—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/46—Means for extinguishing or preventing arc between current-carrying parts using arcing horns
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR945271A FR1388688A (en) | 1963-08-21 | 1963-08-21 | Electric switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT712788A true IT712788A (en) |
Family
ID=8810905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT712788D IT712788A (en) | 1963-08-21 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH434415A (en) |
| DE (1) | DE1264567B (en) |
| FR (1) | FR1388688A (en) |
| GB (1) | GB1068436A (en) |
| IT (1) | IT712788A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011425A (en) * | 1975-01-03 | 1977-03-08 | I-T-E Imperial Corporation | Arc chute extension for increased interruption rating |
| KR880001427Y1 (en) * | 1981-08-13 | 1988-04-15 | 미쓰비시전기 주식회사 | Electromagnetic switchgear |
| DE3539673A1 (en) * | 1985-11-06 | 1987-05-07 | Siemens Ag | CONTACT ARRANGEMENT FOR LOW VOLTAGE CIRCUIT BREAKERS WITH MAIN CONTACTS AND CURRENT CONTACTS |
| FR2873865B1 (en) * | 2004-07-27 | 2006-11-10 | Soule Prot Surtensions Sa | OVERVOLTAGE PROTECTION DEVICE WITH IMPROVED CUT-OFF POWER |
| JP5197480B2 (en) * | 2009-05-14 | 2013-05-15 | 株式会社日本自動車部品総合研究所 | Electromagnetic relay |
| WO2017141197A1 (en) * | 2016-02-18 | 2017-08-24 | Circuit Breaker Industries Ltd | Electrical switch incorporating an arc splitter arrangement |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE529639C (en) * | 1931-07-15 | Oerlikon Maschf | Overcurrent switch, surge arrester or the like with horn electrodes | |
| DE547549C (en) * | 1932-03-26 | Voigt & Haeffner Ag | Electric switch with spark chamber | |
| DE588568C (en) * | 1926-04-12 | 1933-11-28 | Siemens Schuckertwerke Akt Ges | Arc extinguishing horn between blow irons |
| NL28429C (en) * | 1927-04-06 | |||
| US1834856A (en) * | 1928-07-14 | 1931-12-01 | Westinghouse Electric & Mfg Co | Circuit breaker |
| DE736512C (en) * | 1938-07-07 | 1943-06-19 | Siemens Ag | Device for extinguishing arcs on electrical switches |
| BE437530A (en) * | 1939-01-04 | |||
| BE483190A (en) * | 1939-03-22 | |||
| DE710229C (en) * | 1940-04-20 | 1941-09-08 | Aeg | Arc extinguishing device for switch |
| DE1008383B (en) * | 1953-01-21 | 1957-05-16 | Siemens Ag | Switch piece |
| DE1021054B (en) * | 1954-05-11 | 1957-12-19 | Siemens Ag | Switching chamber for electrical switchgear |
| DE1003319B (en) * | 1955-09-10 | 1957-02-28 | Calor Emag Elektrizitaets Ag | Magnetic field switch |
| DE1040647B (en) * | 1955-09-22 | 1958-10-09 | Siemens Ag | Switching chamber for electrical switchgear |
| US2904659A (en) * | 1957-04-09 | 1959-09-15 | Allis Chalmers Mfg Co | Circuit interrupter employing means for controlling metallic vapor emission |
| DE1053067B (en) * | 1958-06-26 | 1959-03-19 | Siemens Ag | Electric circuit breaker with extinguishing chamber |
| DE1056697B (en) * | 1958-06-27 | 1959-05-06 | Siemens Ag | Electrical switch with extinguishing chamber |
-
0
- IT IT712788D patent/IT712788A/it unknown
-
1963
- 1963-08-21 FR FR945271A patent/FR1388688A/en not_active Expired
-
1964
- 1964-08-08 CH CH1040964A patent/CH434415A/en unknown
- 1964-08-21 GB GB3441864A patent/GB1068436A/en not_active Expired
- 1964-08-21 DE DE1964C0033683 patent/DE1264567B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH434415A (en) | 1967-04-30 |
| FR1388688A (en) | 1965-02-12 |
| DE1264567B (en) | 1968-03-28 |
| GB1068436A (en) | 1967-05-10 |