GB1258480A - - Google Patents
Info
- Publication number
- GB1258480A GB1258480A GB1258480DA GB1258480A GB 1258480 A GB1258480 A GB 1258480A GB 1258480D A GB1258480D A GB 1258480DA GB 1258480 A GB1258480 A GB 1258480A
- Authority
- GB
- United Kingdom
- Prior art keywords
- voltage
- lamp
- transistor
- battery
- turn
- 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
- 239000003990 capacitor Substances 0.000 abstract 2
- 208000032953 Device battery issue Diseases 0.000 abstract 1
- 230000000295 complement effect Effects 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
-
- 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
Landscapes
- Electronic Switches (AREA)
- Dc-Dc Converters (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681762068 DE1762068A1 (de) | 1968-03-30 | 1968-03-30 | Impulsgenerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1258480A true GB1258480A (enExample) | 1971-12-30 |
Family
ID=5696851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1258480D Expired GB1258480A (enExample) | 1968-03-30 | 1969-03-21 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3634781A (enExample) |
| DE (1) | DE1762068A1 (enExample) |
| GB (1) | GB1258480A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1583759A (en) * | 1976-10-07 | 1981-02-04 | Mettoy Co Ltd | Two-tone audible signal circuit |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3049627A (en) * | 1957-06-17 | 1962-08-14 | Martin Marietta Corp | Electrical timing circuit |
| US2901669A (en) * | 1958-06-06 | 1959-08-25 | Servel Inc | Daytime off solar cell flasher circuit |
| US3082329A (en) * | 1958-06-30 | 1963-03-19 | Meyer Franklin | Electronic timing apparatus with precise starting point for selected interval |
| US3109941A (en) * | 1959-10-13 | 1963-11-05 | Cons Electronics Ind | Timing circuit |
| NL281371A (enExample) * | 1961-07-25 | |||
| US3289103A (en) * | 1965-01-26 | 1966-11-29 | James P Campman | Ultra low frequency transistor relaxation sweep generator |
| US3364365A (en) * | 1965-06-29 | 1968-01-16 | Navy Usa | Pulse amplitude to time conversion circuit |
-
1968
- 1968-03-30 DE DE19681762068 patent/DE1762068A1/de active Pending
-
1969
- 1969-03-21 GB GB1258480D patent/GB1258480A/en not_active Expired
- 1969-03-25 US US810158A patent/US3634781A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3634781A (en) | 1972-01-11 |
| DE1762068A1 (de) | 1970-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |