FR12213E - Remote control device by light or electric waves - Google Patents
Remote control device by light or electric wavesInfo
- Publication number
- FR12213E FR12213E FR12213DA FR12213E FR 12213 E FR12213 E FR 12213E FR 12213D A FR12213D A FR 12213DA FR 12213 E FR12213 E FR 12213E
- Authority
- FR
- France
- Prior art keywords
- light
- control device
- remote control
- electric waves
- waves
- 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
- H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
- H01H7/02—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means
- H01H7/03—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means with dash-pots
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H7/00—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts
- H01H7/02—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means
- H01H7/04—Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts with fluid timing means with flies, i.e. fan governors
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR350263T | 1904-10-26 | ||
| FR12213T | 1909-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR12213E true FR12213E (en) | 1910-08-09 |
Family
ID=1354429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR12213D Expired FR12213E (en) | 1904-10-26 | 1909-05-18 | Remote control device by light or electric waves |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR12213E (en) |
-
1909
- 1909-05-18 FR FR12213D patent/FR12213E/en not_active Expired
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