IT966209B - Dispositivo per misurare il numero di giri al minuto di un motore - Google Patents
Dispositivo per misurare il numero di giri al minuto di un motoreInfo
- Publication number
- IT966209B IT966209B IT5319772A IT5319772A IT966209B IT 966209 B IT966209 B IT 966209B IT 5319772 A IT5319772 A IT 5319772A IT 5319772 A IT5319772 A IT 5319772A IT 966209 B IT966209 B IT 966209B
- Authority
- IT
- Italy
- Prior art keywords
- engine
- measuring
- per minute
- revolutions per
- revolutions
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/08—Output circuits
-
- 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
-
- 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
- G01P3/486—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 delivered by photo-electric detectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
- Supercharger (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4647971 | 1971-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT966209B true IT966209B (it) | 1974-02-11 |
Family
ID=10441437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5319772A IT966209B (it) | 1971-10-06 | 1972-10-05 | Dispositivo per misurare il numero di giri al minuto di un motore |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS4846371A (it) |
| AU (1) | AU460869B2 (it) |
| BR (1) | BR7206983D0 (it) |
| CA (1) | CA990381A (it) |
| DE (1) | DE2248917A1 (it) |
| ES (1) | ES407677A1 (it) |
| FR (1) | FR2156067B1 (it) |
| GB (1) | GB1351049A (it) |
| IT (1) | IT966209B (it) |
| SE (1) | SE378458B (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5724490B2 (it) * | 1973-10-17 | 1982-05-25 | ||
| DE2404081C2 (de) * | 1974-01-29 | 1982-05-06 | Waldemar Linköping Lester | Vorrichtung zum optischen Abtasten der Drehzahl eines umlaufenden Bauelementes, beispielsweise eines Fahrzeugrades |
| JPS5111084U (it) * | 1974-07-10 | 1976-01-27 | ||
| JPS5638466Y2 (it) * | 1976-07-20 | 1981-09-08 | ||
| AT354764B (de) * | 1976-08-13 | 1979-01-25 | Licentia Gmbh | Magnetbandgeraet |
| JPS5847030B2 (ja) * | 1977-03-30 | 1983-10-20 | 松下電器産業株式会社 | 回転体の回転速度表示装置 |
| JP3133310B2 (ja) * | 1989-11-10 | 2001-02-05 | 旭光学工業株式会社 | レーザープリンタの制御装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1053444A (it) * | 1900-01-01 | |||
| GB1027976A (en) * | 1963-12-12 | 1966-05-04 | Albano Inico Armando | An indicating tachometer for vehicles with igniting lamps arranged to correspond to the dial reading |
| GB1089300A (en) * | 1963-12-24 | 1967-11-01 | Crypton Equipment Ltd | Electrical apparatus for measuring the rotational speed of engines |
| US3517258A (en) * | 1966-10-31 | 1970-06-23 | Ibm | Solid state display device using light emitting diodes |
| FR1589126A (it) * | 1968-09-04 | 1970-03-23 |
-
1971
- 1971-10-06 GB GB1351049D patent/GB1351049A/en not_active Expired
-
1972
- 1972-10-04 SE SE1278372A patent/SE378458B/xx unknown
- 1972-10-04 CA CA153,187A patent/CA990381A/en not_active Expired
- 1972-10-05 FR FR7235308A patent/FR2156067B1/fr not_active Expired - Lifetime
- 1972-10-05 AU AU47445/72A patent/AU460869B2/en not_active Expired - Lifetime
- 1972-10-05 IT IT5319772A patent/IT966209B/it active
- 1972-10-05 DE DE19722248917 patent/DE2248917A1/de not_active Withdrawn
- 1972-10-06 ES ES407677A patent/ES407677A1/es not_active Expired
- 1972-10-06 BR BR698372A patent/BR7206983D0/pt unknown
- 1972-10-06 JP JP10057272A patent/JPS4846371A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU460869B2 (en) | 1975-05-08 |
| ES407677A1 (es) | 1975-10-16 |
| FR2156067B1 (it) | 1975-03-14 |
| GB1351049A (en) | 1974-04-24 |
| JPS4846371A (it) | 1973-07-02 |
| CA990381A (en) | 1976-06-01 |
| BR7206983D0 (pt) | 1973-09-25 |
| AU4744572A (en) | 1974-04-11 |
| SE378458B (it) | 1975-09-01 |
| DE2248917A1 (de) | 1973-04-12 |
| FR2156067A1 (it) | 1973-05-25 |
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