FR1289295A - Control device for flashlights - Google Patents
Control device for flashlightsInfo
- Publication number
- FR1289295A FR1289295A FR862095A FR862095A FR1289295A FR 1289295 A FR1289295 A FR 1289295A FR 862095 A FR862095 A FR 862095A FR 862095 A FR862095 A FR 862095A FR 1289295 A FR1289295 A FR 1289295A
- Authority
- FR
- France
- Prior art keywords
- flashlights
- control device
- control
- 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
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/73—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region for dc voltages or currents
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR862095A FR1289295A (en) | 1961-05-17 | 1961-05-17 | Control device for flashlights |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR862095A FR1289295A (en) | 1961-05-17 | 1961-05-17 | Control device for flashlights |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1289295A true FR1289295A (en) | 1962-03-30 |
Family
ID=8755371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR862095A Expired FR1289295A (en) | 1961-05-17 | 1961-05-17 | Control device for flashlights |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1289295A (en) |
-
1961
- 1961-05-17 FR FR862095A patent/FR1289295A/en not_active Expired
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