GB1115402A - Improvements in or relating to electronic switching devices - Google Patents
Improvements in or relating to electronic switching devicesInfo
- Publication number
- GB1115402A GB1115402A GB582466A GB582466A GB1115402A GB 1115402 A GB1115402 A GB 1115402A GB 582466 A GB582466 A GB 582466A GB 582466 A GB582466 A GB 582466A GB 1115402 A GB1115402 A GB 1115402A
- Authority
- GB
- United Kingdom
- Prior art keywords
- transistor
- rectified
- unijunction transistor
- oscillator
- pulses
- 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
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/18—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for introducing delay in the operation of the relay
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
- H03K17/292—Modifications for introducing a time delay before switching in thyristor, unijunction transistor or programmable unijunction transistor switches
-
- 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
- H03K3/30—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 using a transformer for feedback, e.g. blocking oscillator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR35138A FR1469502A (fr) | 1965-10-15 | 1965-10-15 | Dispositifs statiques de sécurité fournissant de longs retards ajustables de façon continue suivant les besoins et susceptibles d'actionner un relais |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1115402A true GB1115402A (en) | 1968-05-29 |
Family
ID=8590574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB582466A Expired GB1115402A (en) | 1965-10-15 | 1966-02-10 | Improvements in or relating to electronic switching devices |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE675795A (no) |
| FR (1) | FR1469502A (no) |
| GB (1) | GB1115402A (no) |
-
1965
- 1965-10-15 FR FR35138A patent/FR1469502A/fr not_active Expired
-
1966
- 1966-01-31 BE BE675795D patent/BE675795A/xx unknown
- 1966-02-10 GB GB582466A patent/GB1115402A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE675795A (no) | 1966-08-01 |
| FR1469502A (fr) | 1967-02-17 |
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