DE2301059A1 - Verfahren und vorrichtung zur geschwindigkeitsanzeige - Google Patents
Verfahren und vorrichtung zur geschwindigkeitsanzeigeInfo
- Publication number
- DE2301059A1 DE2301059A1 DE2301059A DE2301059A DE2301059A1 DE 2301059 A1 DE2301059 A1 DE 2301059A1 DE 2301059 A DE2301059 A DE 2301059A DE 2301059 A DE2301059 A DE 2301059A DE 2301059 A1 DE2301059 A1 DE 2301059A1
- Authority
- DE
- Germany
- Prior art keywords
- speed
- vehicle
- signals
- lamp
- generated
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/07—Indicating devices, e.g. for remote indication
- G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
- G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
- G01P1/103—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the value of the measured signal with one or several reference values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/489—Digital circuits therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
- G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
- G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
- G01R13/405—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Instrument Panels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA720126A ZA72126B (en) | 1972-01-10 | 1972-01-10 | Speed indicating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2301059A1 true DE2301059A1 (de) | 1973-07-26 |
Family
ID=25564342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2301059A Pending DE2301059A1 (de) | 1972-01-10 | 1973-01-10 | Verfahren und vorrichtung zur geschwindigkeitsanzeige |
Country Status (4)
| Country | Link |
|---|---|
| AU (1) | AU5081173A (enrdf_load_stackoverflow) |
| DE (1) | DE2301059A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2167854A1 (enrdf_load_stackoverflow) |
| ZA (1) | ZA72126B (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2452754A1 (fr) * | 1979-03-28 | 1980-10-24 | Sereg Soc | Dispositif d'affichage par trait lumineux |
-
1972
- 1972-01-10 ZA ZA720126A patent/ZA72126B/xx unknown
-
1973
- 1973-01-05 AU AU50811/73A patent/AU5081173A/en not_active Expired
- 1973-01-09 FR FR7300629A patent/FR2167854A1/fr not_active Withdrawn
- 1973-01-10 DE DE2301059A patent/DE2301059A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU5081173A (en) | 1974-07-11 |
| FR2167854A1 (enrdf_load_stackoverflow) | 1973-08-24 |
| ZA72126B (en) | 1973-04-25 |
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