FR2121469A3 - - Google Patents
Info
- Publication number
- FR2121469A3 FR2121469A3 FR7101303A FR7101303A FR2121469A3 FR 2121469 A3 FR2121469 A3 FR 2121469A3 FR 7101303 A FR7101303 A FR 7101303A FR 7101303 A FR7101303 A FR 7101303A FR 2121469 A3 FR2121469 A3 FR 2121469A3
- Authority
- FR
- France
- 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
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- 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
- G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
- G01P3/4807—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general by using circuits for the detection of the pulses delivered by the ignition system of an internal combustion engine
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7101303A FR2121469B3 (OSRAM) | 1971-01-15 | 1971-01-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7101303A FR2121469B3 (OSRAM) | 1971-01-15 | 1971-01-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2121469A3 true FR2121469A3 (OSRAM) | 1972-08-25 |
| FR2121469B3 FR2121469B3 (OSRAM) | 1973-11-30 |
Family
ID=9070355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7101303A Expired FR2121469B3 (OSRAM) | 1971-01-15 | 1971-01-15 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2121469B3 (OSRAM) |
-
1971
- 1971-01-15 FR FR7101303A patent/FR2121469B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2121469B3 (OSRAM) | 1973-11-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |