AU3494771A - Photoelectric device for sequential scanning applicable in particular to the readin gof totalisators - Google Patents
Photoelectric device for sequential scanning applicable in particular to the readin gof totalisatorsInfo
- Publication number
- AU3494771A AU3494771A AU34947/71A AU3494771A AU3494771A AU 3494771 A AU3494771 A AU 3494771A AU 34947/71 A AU34947/71 A AU 34947/71A AU 3494771 A AU3494771 A AU 3494771A AU 3494771 A AU3494771 A AU 3494771A
- Authority
- AU
- Australia
- Prior art keywords
- totalisators
- readin
- gof
- applicable
- photoelectric device
- 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
- 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
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
- H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M1/00—Design features of general application
- G06M1/27—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum
- G06M1/272—Design features of general application for representing the result of count in the form of electric signals, e.g. by sensing markings on the counter drum using photoelectric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FRFR70/38560 | 1970-10-26 | ||
| FR7038560A FR2108971B1 (enrdf_load_stackoverflow) | 1970-10-26 | 1970-10-26 | |
| FRFR71/17762 | 1971-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU3494771A true AU3494771A (en) | 1973-05-03 |
Family
ID=9063278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU34947/71A Expired AU3494771A (en) | 1970-10-26 | 1971-10-25 | Photoelectric device for sequential scanning applicable in particular to the readin gof totalisators |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU3494771A (enrdf_load_stackoverflow) |
| BR (1) | BR7107131D0 (enrdf_load_stackoverflow) |
| FR (1) | FR2108971B1 (enrdf_load_stackoverflow) |
-
1970
- 1970-10-26 FR FR7038560A patent/FR2108971B1/fr not_active Expired
-
1971
- 1971-10-25 BR BR713171A patent/BR7107131D0/pt unknown
- 1971-10-25 AU AU34947/71A patent/AU3494771A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2108971A1 (enrdf_load_stackoverflow) | 1972-05-26 |
| FR2108971B1 (enrdf_load_stackoverflow) | 1976-03-19 |
| BR7107131D0 (pt) | 1973-04-10 |
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