NL6813629A - - Google Patents

Info

Publication number
NL6813629A
NL6813629A NL6813629A NL6813629A NL6813629A NL 6813629 A NL6813629 A NL 6813629A NL 6813629 A NL6813629 A NL 6813629A NL 6813629 A NL6813629 A NL 6813629A NL 6813629 A NL6813629 A NL 6813629A
Authority
NL
Netherlands
Application number
NL6813629A
Other versions
NL151797B (nl
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 filed Critical
Publication of NL6813629A publication Critical patent/NL6813629A/xx
Publication of NL151797B publication Critical patent/NL151797B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2611—Measuring inductance
    • 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)
NL6813629A 1967-09-25 1968-09-24 Schakeling voor het meten van de verandering van de zelfinductie bij lusdetectoren. NL151797B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0111988 1967-09-25

Publications (2)

Publication Number Publication Date
NL6813629A true NL6813629A (de) 1969-03-27
NL151797B NL151797B (nl) 1976-12-15

Family

ID=7531364

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6813629A NL151797B (nl) 1967-09-25 1968-09-24 Schakeling voor het meten van de verandering van de zelfinductie bij lusdetectoren.

Country Status (3)

Country Link
CH (1) CH481439A (de)
GB (1) GB1209985A (de)
NL (1) NL151797B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3685013A (en) * 1970-08-14 1972-08-15 Joseph L Brickner Self-adjusting vehicle detector system
GB1588531A (en) * 1977-01-11 1981-04-23 Redland Automation Ltd Vehicle detection
DE2817670C2 (de) * 1978-04-19 1986-04-17 Elmeg Elektro-Mechanik Gmbh, 3150 Peine Induktionsschleifendetektor für Verkehrszähleinrichtungen
AU8458082A (en) * 1982-04-16 1983-11-04 F.D. Stott Improved inductance to frequency converter circuit

Also Published As

Publication number Publication date
CH481439A (de) 1969-11-15
GB1209985A (en) 1970-10-28
NL151797B (nl) 1976-12-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SIEMENS