FR2445967B1 - - Google Patents
Info
- Publication number
- FR2445967B1 FR2445967B1 FR7901293A FR7901293A FR2445967B1 FR 2445967 B1 FR2445967 B1 FR 2445967B1 FR 7901293 A FR7901293 A FR 7901293A FR 7901293 A FR7901293 A FR 7901293A FR 2445967 B1 FR2445967 B1 FR 2445967B1
- 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.)
- Expired
Links
Classifications
-
- 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
- G01P3/56—Devices characterised by the use of electric or magnetic means for comparing two speeds
- G01P3/60—Devices characterised by the use of electric or magnetic means for comparing two speeds by measuring or comparing frequency of generated currents or voltages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/06—Signalling devices actuated by deformation of the tyre, e.g. tyre mounted deformation sensors or indirect determination of tyre deformation based on wheel speed, wheel-centre to ground distance or inclination of wheel axle
- B60C23/061—Signalling devices actuated by deformation of the tyre, e.g. tyre mounted deformation sensors or indirect determination of tyre deformation based on wheel speed, wheel-centre to ground distance or inclination of wheel axle by monitoring wheel speed
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7901293A FR2445967A1 (fr) | 1979-01-05 | 1979-01-05 | Systeme de securite detectant toute variation de vitesse entre plusieurs pieces en mouvement de rotation, applicable a la surveillance des pressions des pneumatiques d'un vehicule |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7901293A FR2445967A1 (fr) | 1979-01-05 | 1979-01-05 | Systeme de securite detectant toute variation de vitesse entre plusieurs pieces en mouvement de rotation, applicable a la surveillance des pressions des pneumatiques d'un vehicule |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2445967A1 FR2445967A1 (fr) | 1980-08-01 |
FR2445967B1 true FR2445967B1 (it) | 1983-01-14 |
Family
ID=9220937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7901293A Granted FR2445967A1 (fr) | 1979-01-05 | 1979-01-05 | Systeme de securite detectant toute variation de vitesse entre plusieurs pieces en mouvement de rotation, applicable a la surveillance des pressions des pneumatiques d'un vehicule |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2445967A1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2568519A1 (fr) * | 1984-08-02 | 1986-02-07 | Michelin & Cie | Dispositif avertisseur de sous-gonflage d'un pneumatique |
GB8711310D0 (en) * | 1987-05-13 | 1987-06-17 | Sp Tyres Uk Ltd | Tyres deflation warning device |
DE4025210A1 (de) * | 1990-08-09 | 1992-02-13 | Jusupov Malik Sarifovic Prof | Reifendruckmesser, der den luftdruck beim fahrenden fahrzeug ueberprueft und anzeigt |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3450944A (en) * | 1967-01-09 | 1969-06-17 | Gen Electric | Integrity checking circuit for train control system |
US3581277A (en) * | 1967-10-20 | 1971-05-25 | Eaton Yale & Towne | Tire inflation monitory system |
DE2023346A1 (de) * | 1970-05-13 | 1971-12-02 | Bosch Gmbh Robert | Elektronische Schlupfmessvorrichtung |
DE2158602A1 (de) * | 1971-11-26 | 1973-05-30 | Bosch Gmbh Robert | Vorrichtung zum messen des drehzahlverhaeltnisses zwischen zwei rotierbaren koerpern |
GB1427187A (en) * | 1973-07-09 | 1976-03-10 | Simmonds Precision Products | Rotational speed transducers |
-
1979
- 1979-01-05 FR FR7901293A patent/FR2445967A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2445967A1 (fr) | 1980-08-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |