DE69323602D1 - Piezoelektrische Messfühler - Google Patents

Piezoelektrische Messfühler

Info

Publication number
DE69323602D1
DE69323602D1 DE69323602T DE69323602T DE69323602D1 DE 69323602 D1 DE69323602 D1 DE 69323602D1 DE 69323602 T DE69323602 T DE 69323602T DE 69323602 T DE69323602 T DE 69323602T DE 69323602 D1 DE69323602 D1 DE 69323602D1
Authority
DE
Germany
Prior art keywords
piezoelectric sensors
piezoelectric
sensors
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 - Fee Related
Application number
DE69323602T
Other languages
English (en)
Other versions
DE69323602T2 (de
Inventor
Joseph Victor Chatigny
Mitchel Thompson
Peter Francis Radice
Donald Lee Halvorsen
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.)
Whitaker LLC
Original Assignee
Whitaker LLC
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 Whitaker LLC filed Critical Whitaker LLC
Application granted granted Critical
Publication of DE69323602D1 publication Critical patent/DE69323602D1/de
Publication of DE69323602T2 publication Critical patent/DE69323602T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/065—Traffic control systems for road vehicles by counting the vehicles in a section of the road or in a parking area, i.e. comparing incoming count with outgoing count

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
  • Road Signs Or Road Markings (AREA)
DE69323602T 1992-12-18 1993-11-05 Piezoelektrische Messfühler Expired - Fee Related DE69323602T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/992,577 US5486820A (en) 1992-12-18 1992-12-18 Traffic sensor having piezoelectric sensors which distinguish lanes

Publications (2)

Publication Number Publication Date
DE69323602D1 true DE69323602D1 (de) 1999-04-01
DE69323602T2 DE69323602T2 (de) 1999-08-12

Family

ID=25538483

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69323602T Expired - Fee Related DE69323602T2 (de) 1992-12-18 1993-11-05 Piezoelektrische Messfühler

Country Status (5)

Country Link
US (1) US5486820A (de)
EP (2) EP0890933A3 (de)
JP (1) JPH06265418A (de)
CA (1) CA2109132A1 (de)
DE (1) DE69323602T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5752215A (en) * 1995-02-28 1998-05-12 Livingstone Legend Enterprises (Propiretary) Ltd. Apparatus and method for classifying vehicles using electromagnetic waves and pattern recognition
JPH10132669A (ja) * 1996-10-30 1998-05-22 Whitaker Corp:The ピエゾケーブル及びそれを用いたワイヤハーネス
US5835027A (en) * 1996-11-07 1998-11-10 Tyburski; Robert M. Residual charge effect traffic sensor
US5850192A (en) * 1996-12-27 1998-12-15 Minnesota Mining And Manufacturing Company Apparatus for sensing vehicles
US6204756B1 (en) * 1998-10-23 2001-03-20 Visteon Global Technologies, Inc. Diagnostics for vehicle deformation sensor system
DE19962310C2 (de) * 1999-12-23 2003-06-18 Bosch Gmbh Robert Spurmessvorrichtung
US6417785B1 (en) * 2000-09-01 2002-07-09 Traffic Monitoring Services, Inc. Permanent in-pavement roadway traffic sensor system
US20030206118A1 (en) * 2002-05-02 2003-11-06 Jeffrey E. Verkleeren Force transmitting sensor housing
US6870489B2 (en) 2003-02-28 2005-03-22 3M Innovative Properties Company Vehicle sensing system
US20050127677A1 (en) * 2003-12-03 2005-06-16 Luttrull Jeffrey K. Roadway generating electrical power by incorporating piezoelectric materials
CN102466489A (zh) * 2010-11-15 2012-05-23 中国科学院微电子研究所 多压电传感器点阵系统及多压电传感器阵列系统
CN103557968B (zh) * 2013-11-22 2015-06-17 哈尔滨理工大学 压电传感器中压电陶瓷片焊接点的定位装置及方法
CN107145828B (zh) * 2017-04-01 2020-06-16 纵目科技（上海）股份有限公司 车辆全景图像处理方法及装置
JP2019067969A (ja) * 2017-10-03 2019-04-25 三井化学株式会社 ケーブル構造体、力センサー、及びアクチュエータ
CN112710370A (zh) * 2020-11-12 2021-04-27 西安航天三沃机电设备有限责任公司 应用于治超非现场执法系统的多车道称重判别方法及装置

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR534532A (fr) * 1921-02-23 1922-03-28 Carburateur spécial pour moteur lent
US3631387A (en) * 1969-04-01 1971-12-28 Gulf & Western Industries Unit extension circuit means for traffic control system
FR2145099A5 (de) * 1971-07-08 1973-02-16 Inst Francais Du Petrole
US3753223A (en) * 1971-08-16 1973-08-14 Minnesota Mining & Mfg System to determine the directional mode of travel of vehicles on a roadway
US3750127A (en) * 1971-10-28 1973-07-31 Gen Dynamics Corp Method and means for sensing strain with a piezoelectric strain sensing element
US3911390A (en) * 1973-11-07 1975-10-07 Richard H Myers Traffic sensor strip
US4194194A (en) * 1978-01-30 1980-03-18 The United States Of America As Represented By The Secretary Of The Navy Piezoelectric vibration detector for sensing a nearby intruder
DE2902545C2 (de) * 1979-01-24 1985-04-04 Akzo Gmbh, 5600 Wuppertal Faden mit Leitschichten
FR2487555A1 (fr) * 1980-07-28 1982-01-29 Automatisme Cie Gle Detecteur de passage d'objets pesants sur une chaussee
US4609845A (en) * 1984-07-06 1986-09-02 Raychem Corporation Stretched piezoelectric polymer coaxial cable
DE8424175U1 (de) * 1984-08-16 1984-11-08 Pfaff Industriemaschinen Gmbh, 6750 Kaiserslautern Vorschubantrieb fuer den naehguthalter einer zick-zack-stichgruppennaehmaschine
FR2577315A1 (fr) * 1984-11-16 1986-08-14 Thomson Csf Capteur lineaire de pression.
US4712423A (en) * 1985-01-04 1987-12-15 Laboratoire Central Des Ponts Et Chaussees Process and apparatus for measuring the dynamic loads applied to a highway by the road traffic
GB8620474D0 (en) * 1986-08-22 1986-10-01 Bicc Plc Electrical switch
US4943805A (en) * 1986-11-13 1990-07-24 Dennison James L Conduit-enclosed induction loop for a vehicle detector
EP0287250B1 (de) * 1987-04-02 1996-08-14 Franz Josef Gebert Verkehrsmessanlage
FR2625808B1 (fr) * 1988-01-12 1990-09-21 Electronique Controle Mesure S Dispositif de detection de passage de vehicules ou pietons sur une chaussee a film piezo-electrique ou resistif
US4888581A (en) * 1988-04-06 1989-12-19 Aritech Corporation Pressure sensitive security system for tracking motion over a surface
EP0387093B1 (de) * 1989-03-10 1994-01-26 Franz Josef Gebert Kabeleinbau zur Überwachung des Strassenverkehrs
FR2662006A1 (fr) * 1990-05-11 1991-11-15 Thermocoax Cie Dispositif de detection de donnees relatives au passage de vehicules sur une chaussee.
US5265481A (en) * 1990-12-19 1993-11-30 Kistler Instrumente Ag Force sensor systems especially for determining dynamically the axle load, speed, wheelbase and gross weight of vehicles
US5239148A (en) * 1991-05-15 1993-08-24 Progressive Engineering Technologies Corp. Lane discriminating traffic counting device
FR2681698A1 (fr) * 1991-09-25 1993-03-26 Thermocoax Cie Detecteur d'essieux pour installation en surface de chaussee a plusieurs voies.

Also Published As

Publication number Publication date
JPH06265418A (ja) 1994-09-22
EP0890933A2 (de) 1999-01-13
EP0602792B1 (de) 1999-02-24
EP0890933A3 (de) 2000-05-31
CA2109132A1 (en) 1994-06-19
EP0602792A1 (de) 1994-06-22
DE69323602T2 (de) 1999-08-12
US5486820A (en) 1996-01-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee