FR640912A - Improvements to contactors, switches, and magnetic blow-out circuit breakers - Google Patents
Improvements to contactors, switches, and magnetic blow-out circuit breakersInfo
- Publication number
- FR640912A FR640912A FR640912DA FR640912A FR 640912 A FR640912 A FR 640912A FR 640912D A FR640912D A FR 640912DA FR 640912 A FR640912 A FR 640912A
- Authority
- FR
- France
- Prior art keywords
- contactors
- switches
- circuit breakers
- out circuit
- magnetic blow
- 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
- 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
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
-
- 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
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US121893A US1796131A (en) | 1926-07-12 | 1926-07-12 | Circuit interrupter |
US121894A US1796066A (en) | 1926-07-12 | 1926-07-12 | Circuit interrupter |
US124506A US1623851A (en) | 1926-07-23 | 1926-07-23 | Circuit interrupter |
US124505A US1796160A (en) | 1926-07-23 | 1926-07-23 | Circuit interrupter |
US125778A US1742565A (en) | 1926-07-29 | 1926-07-29 | Circuit interrupter |
Publications (1)
Publication Number | Publication Date |
---|---|
FR640912A true FR640912A (en) | 1928-07-24 |
Family
ID=27537621
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR640912D Expired FR640912A (en) | 1926-07-12 | 1927-07-11 | Improvements to contactors, switches, and magnetic blow-out circuit breakers |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE343783A (en) |
FR (1) | FR640912A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3349231A1 (en) * | 2017-01-12 | 2018-07-18 | ABB Schweiz AG | Electromechanical contactor |
-
0
- BE BE343783D patent/BE343783A/xx unknown
-
1927
- 1927-07-11 FR FR640912D patent/FR640912A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3349231A1 (en) * | 2017-01-12 | 2018-07-18 | ABB Schweiz AG | Electromechanical contactor |
Also Published As
Publication number | Publication date |
---|---|
BE343783A (en) |
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