FR709005A - Method and device for the protection of electrical contacts - Google Patents
Method and device for the protection of electrical contactsInfo
- Publication number
- FR709005A FR709005A FR709005DA FR709005A FR 709005 A FR709005 A FR 709005A FR 709005D A FR709005D A FR 709005DA FR 709005 A FR709005 A FR 709005A
- Authority
- FR
- France
- Prior art keywords
- protection
- electrical contacts
- contacts
- electrical
- 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
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/18—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE709005X | 1929-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR709005A true FR709005A (en) | 1931-08-01 |
Family
ID=6617759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR709005D Expired FR709005A (en) | 1929-12-21 | 1930-11-27 | Method and device for the protection of electrical contacts |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR709005A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3182156A (en) * | 1961-09-19 | 1965-05-04 | Gen Electric | Vacuum-type circuit interrupter |
-
1930
- 1930-11-27 FR FR709005D patent/FR709005A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3182156A (en) * | 1961-09-19 | 1965-05-04 | Gen Electric | Vacuum-type circuit interrupter |
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