ES2068053B1 - REMOTE DEVICE TO MEASURE THE PRESSURE OF THE TIRES OF A VEHICLE. - Google Patents
REMOTE DEVICE TO MEASURE THE PRESSURE OF THE TIRES OF A VEHICLE.Info
- Publication number
- ES2068053B1 ES2068053B1 ES9101670A ES9101670A ES2068053B1 ES 2068053 B1 ES2068053 B1 ES 2068053B1 ES 9101670 A ES9101670 A ES 9101670A ES 9101670 A ES9101670 A ES 9101670A ES 2068053 B1 ES2068053 B1 ES 2068053B1
- Authority
- ES
- Spain
- Prior art keywords
- pressure
- tires
- measure
- vehicle
- capacitor
- 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.)
- Expired - Lifetime
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
DISPOSITIVO REMOTO PARA MEDIR LA PRESION DE LOS NEUMATICOS DE UN VEHICULO, QUE SE CARACTERIZA POR DISPONER EN EL INTERIOR DE UN NEUMATICO DOS AROS CONDUCTORES FLEXIBLES PROVISTOS, RESPECTIVAMENTE DE UN CONDENSADOR DE CAPACIDAD VARIABLE RESPECTO A LA PRESION Y UN CONDENSADOR DE CAPACIDAD FIJA RESPECTO A ESTA, DE MODO QUE LAS SEÑALES DE RESONANCIA EMITIDAS POR ESTOS SON RECIBIDAS POR UN SISTEMA DE RECEPCION QUE COMPRENDE UN CIRCUITO OSCILADOR CONTROLADO POR TENSION, UN GENERADOR DE TENSION EN "DIENTES DE SIERRA", UN OSCILADOR DE DISPARO CONTROLADO, UN CONTADOR DOTADO DE PANTALLA Y UNA BASE DE TIEMPOS, SIENDO DICHO SISTEMA EXTERIOR DE RECEPCION CAPAZ DE DETERMINAR LA PRESION DE DICHO NEUMATICO POR COMPARACION ENTRE LA PRIMERA Y SEGUNDA SEÑAL FRECUENCIAS RESONANTE RECIBIDAS.REMOTE DEVICE TO MEASURE THE PRESSURE OF THE TIRES OF A VEHICLE, WHICH IS CHARACTERIZED BY HAVING INSIDE A TIRE TWO FLEXIBLE CONDUCTIVE RINGS PROVIDED, RESPECTIVELY OF A VARIABLE CAPACITY CAPACITOR WITH A PRESSURE CAPACITOR AND A CAPACITOR. SO THAT THE RESONANCE SIGNALS ISSUED BY THESE ARE RECEIVED BY A RECEPTION SYSTEM THAT INCLUDES A VOLTAGE CONTROLLED OSCILLATOR CIRCUIT, A "SIERRA TEETH" VOLTAGE GENERATOR, A CONTROLLED TRIP OSCILLATOR AND A DISPLAY METER A TIME BASE, BEING SUCH AN EXTERNAL RECEPTION SYSTEM, ABLE TO DETERMINE THE PRESSURE OF SUCH TIRE BY COMPARISON BETWEEN THE FIRST AND SECOND SIGNAL RECEIVED RESONANT FREQUENCIES.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9101670A ES2068053B1 (en) | 1991-07-17 | 1991-07-17 | REMOTE DEVICE TO MEASURE THE PRESSURE OF THE TIRES OF A VEHICLE. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9101670A ES2068053B1 (en) | 1991-07-17 | 1991-07-17 | REMOTE DEVICE TO MEASURE THE PRESSURE OF THE TIRES OF A VEHICLE. |
Publications (3)
Publication Number | Publication Date |
---|---|
ES2068053A2 ES2068053A2 (en) | 1995-04-01 |
ES2068053R ES2068053R (en) | 1996-01-01 |
ES2068053B1 true ES2068053B1 (en) | 1996-08-01 |
Family
ID=8273038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9101670A Expired - Lifetime ES2068053B1 (en) | 1991-07-17 | 1991-07-17 | REMOTE DEVICE TO MEASURE THE PRESSURE OF THE TIRES OF A VEHICLE. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2068053B1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0417686D0 (en) * | 2004-08-09 | 2004-09-08 | Sensopad Ltd | Novel targets for inductive sensing applications |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4334428A (en) * | 1978-05-04 | 1982-06-15 | Fima Raoul G | Apparatus for indicating parameters sensed on a rotatable wheel |
FR2485192A1 (en) * | 1980-06-19 | 1981-12-24 | Telecommunications Sa | METHOD AND DEVICE FOR MEASURING PRESSURE OF TIRES, IN PARTICULAR FOR AIRCRAFT |
US4409586A (en) * | 1981-05-26 | 1983-10-11 | Hochstein Peter A | Tire condition monitor converter |
FR2529513A1 (en) * | 1982-07-05 | 1984-01-06 | Labinal | DEVICE FOR MEASURING A PARAMETER IN A TIRE ON A WHEEL, IN PARTICULAR A MOTOR VEHICLE |
EP0108176A1 (en) * | 1982-11-05 | 1984-05-16 | Philip Elliot Galasko | Detection of a low pressure condition of a pneumatic vehicle tyre |
US4578992A (en) * | 1982-11-05 | 1986-04-01 | Philip E. Galasko | Detection of a low pressure condition of a vehicle tire |
FR2572029B1 (en) * | 1984-10-24 | 1987-05-22 | Renault | SENSOR OF THE INFLATION PRESSURE OF A VEHICLE TIRE |
DE3884506T2 (en) * | 1987-07-23 | 1994-05-11 | Bridgestone Corp | Tire test facility. |
US4966034A (en) * | 1988-04-28 | 1990-10-30 | Schrader Automotive, Inc. | On-board tire pressure indicating system performing temperature-compensated pressure measurement, and pressure measurement circuitry thereof |
-
1991
- 1991-07-17 ES ES9101670A patent/ES2068053B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2068053A2 (en) | 1995-04-01 |
ES2068053R (en) | 1996-01-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 19910717 Kind code of ref document: B1 Effective date: 19910717 |
|
FA2A | Application withdrawn |
Effective date: 19970225 |