IT946604B - Dispositivo per la sorveglianza del numero di giri di una macchi na a combustione interna - Google Patents
Dispositivo per la sorveglianza del numero di giri di una macchi na a combustione internaInfo
- Publication number
- IT946604B IT946604B IT1940172A IT1940172A IT946604B IT 946604 B IT946604 B IT 946604B IT 1940172 A IT1940172 A IT 1940172A IT 1940172 A IT1940172 A IT 1940172A IT 946604 B IT946604 B IT 946604B
- Authority
- IT
- Italy
- Prior art keywords
- surveillance
- revolutions
- machine
- internal combustion
- combustion
- Prior art date
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
- 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
- G01P1/106—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by comparing the time duration between two impulses with a reference time
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712101763 DE2101763A1 (de) | 1971-01-15 | 1971-01-15 | Einrichtung zur Überwachung der Drehzahl einer Brennkraftmaschine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT946604B true IT946604B (it) | 1973-05-21 |
Family
ID=5795978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT1940172A IT946604B (it) | 1971-01-15 | 1972-01-14 | Dispositivo per la sorveglianza del numero di giri di una macchi na a combustione interna |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH541069A (enrdf_load_stackoverflow) |
| DE (1) | DE2101763A1 (enrdf_load_stackoverflow) |
| ES (1) | ES398899A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2121881B1 (enrdf_load_stackoverflow) |
| IT (1) | IT946604B (enrdf_load_stackoverflow) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1250991A (fr) * | 1959-10-19 | 1961-01-13 | Sun Electric Corp | Tachymètre électronique |
| US3182648A (en) * | 1962-04-02 | 1965-05-11 | Holley Carburetor Co | Speed responsive switching apparatus |
| NL299721A (enrdf_load_stackoverflow) * | 1962-10-25 | |||
| US3410360A (en) * | 1966-05-09 | 1968-11-12 | Motorola Inc | Vehicle automatic speed control |
| FR1536440A (fr) * | 1967-07-07 | 1968-08-16 | Dispositif indicateur de surrégime pour moteurs thermiques à allumage électrique |
-
1971
- 1971-01-15 DE DE19712101763 patent/DE2101763A1/de active Pending
- 1971-12-23 CH CH1880771A patent/CH541069A/de not_active IP Right Cessation
-
1972
- 1972-01-14 IT IT1940172A patent/IT946604B/it active
- 1972-01-15 ES ES398899A patent/ES398899A1/es not_active Expired
- 1972-01-17 FR FR7201447A patent/FR2121881B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2121881B1 (enrdf_load_stackoverflow) | 1975-03-21 |
| DE2101763A1 (de) | 1972-07-20 |
| FR2121881A1 (enrdf_load_stackoverflow) | 1972-08-25 |
| CH541069A (de) | 1973-08-31 |
| ES398899A1 (es) | 1974-09-16 |
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