GB1292562A - Improvements in or relating to electronic threshold circuits - Google Patents
Improvements in or relating to electronic threshold circuitsInfo
- Publication number
- GB1292562A GB1292562A GB185571A GB185571A GB1292562A GB 1292562 A GB1292562 A GB 1292562A GB 185571 A GB185571 A GB 185571A GB 185571 A GB185571 A GB 185571A GB 1292562 A GB1292562 A GB 1292562A
- Authority
- GB
- United Kingdom
- Prior art keywords
- voltage
- control signal
- output
- thermocouple
- input
- 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
- 239000000446 fuel Substances 0.000 abstract 2
- 230000007423 decrease Effects 0.000 abstract 1
- 230000001419 dependent effect Effects 0.000 abstract 1
- 230000000694 effects 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
- H03K3/28—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 means other than a transformer for feedback
- H03K3/281—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 means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/286—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 means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator bistable
- H03K3/2893—Bistables with hysteresis, e.g. Schmitt trigger
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/22—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element being a thermocouple
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT6716470 | 1970-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1292562A true GB1292562A (en) | 1972-10-11 |
Family
ID=11300126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB185571A Expired GB1292562A (en) | 1970-01-21 | 1971-01-14 | Improvements in or relating to electronic threshold circuits |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH532712A (https=) |
| DE (1) | DE2102824A1 (https=) |
| FR (1) | FR2075750A5 (https=) |
| GB (1) | GB1292562A (https=) |
-
1971
- 1971-01-14 GB GB185571A patent/GB1292562A/en not_active Expired
- 1971-01-15 CH CH60371A patent/CH532712A/it not_active IP Right Cessation
- 1971-01-20 FR FR7101775A patent/FR2075750A5/fr not_active Expired
- 1971-01-21 DE DE19712102824 patent/DE2102824A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2102824A1 (de) | 1972-08-17 |
| CH532712A (it) | 1973-01-15 |
| FR2075750A5 (https=) | 1971-10-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |