FR741136A - - Google Patents
Info
- Publication number
- FR741136A FR741136A FR741136DA FR741136A FR 741136 A FR741136 A FR 741136A FR 741136D A FR741136D A FR 741136DA FR 741136 A FR741136 A FR 741136A
- Authority
- FR
- France
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741136A true FR741136A (zh) | 1933-02-04 |
Family
ID=1545712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741136D Expired FR741136A (zh) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR741136A (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2854551A (en) * | 1954-06-18 | 1958-09-30 | Lange Emil | Device for disconnecting high-powered electric arcs |
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0
- FR FR741136D patent/FR741136A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2854551A (en) * | 1954-06-18 | 1958-09-30 | Lange Emil | Device for disconnecting high-powered electric arcs |