FR2373784A1 - Dispositif de detection d'une pression - Google Patents

Dispositif de detection d'une pression

Info

Publication number
FR2373784A1
FR2373784A1 FR7735017A FR7735017A FR2373784A1 FR 2373784 A1 FR2373784 A1 FR 2373784A1 FR 7735017 A FR7735017 A FR 7735017A FR 7735017 A FR7735017 A FR 7735017A FR 2373784 A1 FR2373784 A1 FR 2373784A1
Authority
FR
France
Prior art keywords
detection device
pressure detection
profile
pvf2
traffic
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.)
Withdrawn
Application number
FR7735017A
Other languages
English (en)
French (fr)
Inventor
Robert Mark Quilliam
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of FR2373784A1 publication Critical patent/FR2373784A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/02—Detecting movement of traffic to be counted or controlled using treadles built into the road
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
    • G01G19/022—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing wheeled or rolling bodies in motion
    • G01G19/024—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing wheeled or rolling bodies in motion using electrical weight-sensitive devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/13—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing having piezoelectric or piezoresistive properties
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/60—Piezoelectric or electrostrictive devices having a coaxial cable structure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
FR7735017A 1976-12-09 1977-11-22 Dispositif de detection d'une pression Withdrawn FR2373784A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB51347/76A GB1544856A (en) 1976-12-09 1976-12-09 Pressure sensitive detectors

Publications (1)

Publication Number Publication Date
FR2373784A1 true FR2373784A1 (fr) 1978-07-07

Family

ID=10459647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7735017A Withdrawn FR2373784A1 (fr) 1976-12-09 1977-11-22 Dispositif de detection d'une pression

Country Status (3)

Country Link
DE (1) DE2706211A1 (de)
FR (1) FR2373784A1 (de)
GB (1) GB1544856A (de)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468694A1 (fr) * 1979-10-31 1981-05-08 Automatisme Cie Gle Installation de detection de passage d'objets pesants comportant un capteur piezo-electrique insere dans une chaussee et procede de realisation d'une telle installation
FR2471066A1 (fr) * 1979-12-07 1981-06-12 France Etat Procede d'implantation d'un dispositif de detection selective de vehicules dans une chaussee
FR2482340A1 (fr) * 1980-05-08 1981-11-13 Electronique Controle Mesure S Dispositif de detection de passage sur une chaussee, son procede de pose et son application a la detection de vitesse
FR2487555A1 (fr) * 1980-07-28 1982-01-29 Automatisme Cie Gle Detecteur de passage d'objets pesants sur une chaussee
EP0358390A2 (de) * 1988-09-07 1990-03-14 Ngk Spark Plug Co., Ltd. Piezoelektrischer Wandler
EP0491655A1 (de) * 1990-12-19 1992-06-24 K.K. Holding Ag Kraftsensorsystem, insbesondere zur dynamischen Achslast-, Geschwindigkeits-Achsabstands- und Gesamtgewichtsbestimmung von Fahrzeugen
FR2881861A1 (fr) * 2005-02-08 2006-08-11 Eco Compteur Sarl Detecteur pour compteur de trafic

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT375466B (de) * 1977-07-27 1984-08-10 List Hans Messwertaufnehmer mit einem piezoelektrischen messelement
DE3006656A1 (de) * 1980-02-22 1981-09-17 Robert Bosch Gmbh, 7000 Stuttgart Dichtung
US4456013A (en) * 1981-09-08 1984-06-26 Brown University Research Foundation Catheter
GB8411480D0 (en) * 1984-05-04 1984-06-13 Raychem Corp Sensor array
GB8524237D0 (en) * 1985-10-02 1985-11-06 Raychem Gmbh Pressure sensor
DE4101871A1 (de) * 1991-01-23 1992-07-30 Univ Leipzig Flachdichtung mit stationaerem druckverteilungs- und druckverlaufssensor
DE29712267U1 (de) 1997-07-11 1997-11-27 Siemens AG, 80333 München Meldekörper
US6526834B1 (en) 2000-08-23 2003-03-04 Measurement Specialties, Incorporated Piezoelectric sensor
FR2813999B1 (fr) * 2000-09-14 2003-06-27 Eurovia Procede de pose dans une chaussee d'elements allonges destines a permettre de vehiculer des flux
DE102005041671B4 (de) * 2005-09-01 2008-01-31 Datacollect Traffic Systems Gmbh & Co. Kg Vorrichtung zum Ermitteln von Daten
WO2016060427A1 (ko) * 2014-10-15 2016-04-21 중앙대학교 산학협력단 변형 정보의 무선 송수신을 위한 전기활성고분자를 이용한 센서 유닛 및 이를 이용한 센서
DE102016211102A1 (de) * 2016-06-22 2017-12-28 Robert Bosch Gmbh Konzept zum Erfassen von Verkehrsinformationen

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1203493A (fr) * 1957-10-09 1960-01-19 Philips Nv Dispositif actionné par des impulsions mécaniques
FR2117315A5 (de) * 1970-12-02 1972-07-21 Kureha Chemical Ind Co Ltd
FR2145099A5 (de) * 1971-07-08 1973-02-16 Inst Francais Du Petrole
FR2233615A1 (de) * 1973-06-12 1975-01-10 Gen Dynamics Corp

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1203493A (fr) * 1957-10-09 1960-01-19 Philips Nv Dispositif actionné par des impulsions mécaniques
FR2117315A5 (de) * 1970-12-02 1972-07-21 Kureha Chemical Ind Co Ltd
FR2145099A5 (de) * 1971-07-08 1973-02-16 Inst Francais Du Petrole
FR2233615A1 (de) * 1973-06-12 1975-01-10 Gen Dynamics Corp

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2468694A1 (fr) * 1979-10-31 1981-05-08 Automatisme Cie Gle Installation de detection de passage d'objets pesants comportant un capteur piezo-electrique insere dans une chaussee et procede de realisation d'une telle installation
FR2471066A1 (fr) * 1979-12-07 1981-06-12 France Etat Procede d'implantation d'un dispositif de detection selective de vehicules dans une chaussee
FR2482340A1 (fr) * 1980-05-08 1981-11-13 Electronique Controle Mesure S Dispositif de detection de passage sur une chaussee, son procede de pose et son application a la detection de vitesse
FR2487555A1 (fr) * 1980-07-28 1982-01-29 Automatisme Cie Gle Detecteur de passage d'objets pesants sur une chaussee
EP0358390A2 (de) * 1988-09-07 1990-03-14 Ngk Spark Plug Co., Ltd. Piezoelektrischer Wandler
EP0358390A3 (de) * 1988-09-07 1991-05-22 Ngk Spark Plug Co., Ltd. Piezoelektrischer Wandler
EP0491655A1 (de) * 1990-12-19 1992-06-24 K.K. Holding Ag Kraftsensorsystem, insbesondere zur dynamischen Achslast-, Geschwindigkeits-Achsabstands- und Gesamtgewichtsbestimmung von Fahrzeugen
FR2881861A1 (fr) * 2005-02-08 2006-08-11 Eco Compteur Sarl Detecteur pour compteur de trafic
WO2006084992A1 (fr) * 2005-02-08 2006-08-17 Eco Compteur Sarl Detecteur pour compteur de trafic

Also Published As

Publication number Publication date
GB1544856A (en) 1979-04-25
DE2706211A1 (de) 1978-06-15

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Legal Events

Date Code Title Description
ST Notification of lapse