FR719391A - Electric switch with automatic opening - Google Patents
Electric switch with automatic openingInfo
- Publication number
- FR719391A FR719391A FR719391DA FR719391A FR 719391 A FR719391 A FR 719391A FR 719391D A FR719391D A FR 719391DA FR 719391 A FR719391 A FR 719391A
- Authority
- FR
- France
- Prior art keywords
- electric switch
- automatic opening
- automatic
- opening
- switch
- 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
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH719391X | 1930-07-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR719391A true FR719391A (en) | 1932-02-04 |
Family
ID=4531420
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR719391D Expired FR719391A (en) | 1930-07-03 | 1931-07-01 | Electric switch with automatic opening |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR719391A (en) |
-
1931
- 1931-07-01 FR FR719391D patent/FR719391A/en not_active Expired
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