FR976920A - Détecteur magnétique de véhicules - Google Patents

Détecteur magnétique de véhicules

Info

Publication number
FR976920A
FR976920A FR976920DA FR976920A FR 976920 A FR976920 A FR 976920A FR 976920D A FR976920D A FR 976920DA FR 976920 A FR976920 A FR 976920A
Authority
FR
France
Prior art keywords
vehicle detector
magnetic vehicle
magnetic
detector
vehicle
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
Application number
Other languages
English (en)
Inventor
Omer Williams Merrel
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric 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 Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of FR976920A publication Critical patent/FR976920A/fr
Expired 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
    • G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR976920D 1947-11-19 1948-11-19 Détecteur magnétique de véhicules Expired FR976920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3064547A GB647403A (en) 1947-11-19 1947-11-19 Improvements in or relating to vehicle detectors

Publications (1)

Publication Number Publication Date
FR976920A true FR976920A (fr) 1951-03-23

Family

ID=10310875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR976920D Expired FR976920A (fr) 1947-11-19 1948-11-19 Détecteur magnétique de véhicules

Country Status (2)

Country Link
FR (1) FR976920A (fr)
GB (1) GB647403A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3173259D1 (en) * 1980-10-15 1986-01-30 Minnesota Mining & Mfg Apparatus for detecting a ferromagnetic material
EP0262621A3 (fr) * 1986-09-30 1989-04-12 Siemens Aktiengesellschaft Détecteur de véhicule pour la détermination de grandeurs de trafic dans le trafic routier

Also Published As

Publication number Publication date
GB647403A (en) 1950-12-13

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