GB8616326D0 - Light sensitive electronic switches - Google Patents
Light sensitive electronic switchesInfo
- Publication number
- GB8616326D0 GB8616326D0 GB868616326A GB8616326A GB8616326D0 GB 8616326 D0 GB8616326 D0 GB 8616326D0 GB 868616326 A GB868616326 A GB 868616326A GB 8616326 A GB8616326 A GB 8616326A GB 8616326 D0 GB8616326 D0 GB 8616326D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- light sensitive
- electronic switches
- sensitive electronic
- switches
- light
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
- F02P7/06—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of circuit-makers or -breakers, or pick-up devices adapted to sense particular points of the timing cycle
- F02P7/073—Optical pick-up devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB858517154A GB8517154D0 (en) | 1985-07-05 | 1985-07-05 | Light sensitive electronic switches |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8616326D0 true GB8616326D0 (en) | 1986-08-13 |
GB2178531A GB2178531A (en) | 1987-02-11 |
GB2178531B GB2178531B (en) | 1989-07-12 |
Family
ID=10581902
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB858517154A Pending GB8517154D0 (en) | 1985-07-05 | 1985-07-05 | Light sensitive electronic switches |
GB8616326A Expired GB2178531B (en) | 1985-07-05 | 1986-07-04 | Improvements in light sensitive electronic switches |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB858517154A Pending GB8517154D0 (en) | 1985-07-05 | 1985-07-05 | Light sensitive electronic switches |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8517154D0 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3230767A (en) * | 1963-03-19 | 1966-01-25 | Exxon Research Engineering Co | Measurement of fluid flow rate |
US3493959A (en) * | 1966-06-23 | 1970-02-03 | Sperry Rand Corp | Interferometric shaft angle encoder having natural binary readout |
GB1330453A (en) * | 1971-01-08 | 1973-09-19 | Lumenition Ltd | Solid state ignition systems |
GB1497346A (en) * | 1975-02-12 | 1978-01-05 | Lumenition Ltd | Opto-electronic ignition systems for internal combustion engines |
GB1526584A (en) * | 1977-04-01 | 1978-09-27 | Lumenition Ltd | Optoelectronic ignition systems for internal combustion engines |
-
1985
- 1985-07-05 GB GB858517154A patent/GB8517154D0/en active Pending
-
1986
- 1986-07-04 GB GB8616326A patent/GB2178531B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB8517154D0 (en) | 1985-08-14 |
GB2178531B (en) | 1989-07-12 |
GB2178531A (en) | 1987-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19980704 |