NL7502836A - SPEEDOMETER. - Google Patents

SPEEDOMETER.

Info

Publication number
NL7502836A
NL7502836A NL7502836A NL7502836A NL7502836A NL 7502836 A NL7502836 A NL 7502836A NL 7502836 A NL7502836 A NL 7502836A NL 7502836 A NL7502836 A NL 7502836A NL 7502836 A NL7502836 A NL 7502836A
Authority
NL
Netherlands
Prior art keywords
speedometer
Prior art date
Application number
NL7502836A
Other languages
Dutch (nl)
Original Assignee
Sfim
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 Sfim filed Critical Sfim
Publication of NL7502836A publication Critical patent/NL7502836A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
    • G01S13/92—Radar or analogous systems specially adapted for specific applications for traffic control for velocity measurement

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL7502836A 1974-07-17 1975-03-10 SPEEDOMETER. NL7502836A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424810A FR2279113A1 (en) 1974-07-17 1974-07-17 DOPPLER EFFECT CINEMOMETER

Publications (1)

Publication Number Publication Date
NL7502836A true NL7502836A (en) 1976-01-20

Family

ID=9141378

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502836A NL7502836A (en) 1974-07-17 1975-03-10 SPEEDOMETER.

Country Status (5)

Country Link
CH (1) CH589304A5 (en)
DE (1) DE2508858C2 (en)
FR (1) FR2279113A1 (en)
GB (1) GB1499371A (en)
NL (1) NL7502836A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH601804A5 (en) * 1975-11-24 1978-07-14 Patelhold Patentverwertung
FR2531225A3 (en) * 1982-07-28 1984-02-03 Faiveley Ets Method of measuring kinematic parameters of a land vehicle, device for implementation thereof and application to a railway vehicle.
US4489321A (en) * 1983-05-05 1984-12-18 Deere & Company Radar ground speed sensing system
CH676512A5 (en) * 1988-07-14 1991-01-31 Zellweger Uster Ag

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL75425C (en) * 1944-06-08
FR1217655A (en) * 1958-07-03 1960-05-05 Le Ministre Des Armees Terre Speed measuring device by Doppler-fizeau effect with chronograph-recorder output
DE1291545B (en) * 1962-10-23 1969-03-27 Telefunken Patent Device for determining the speed of a vehicle
FR93467E (en) * 1967-01-13 1969-04-04 Sfim Method and device for measuring the spacing of two moving vehicles.
FR1523444A (en) * 1967-03-23 1968-05-03 Sfim Electronic device for detecting a vehicle exceeding a speed threshold
GB1279029A (en) * 1969-10-09 1972-06-21 Pye Ltd Radar apparatus

Also Published As

Publication number Publication date
DE2508858A1 (en) 1976-01-29
FR2279113B1 (en) 1978-02-17
GB1499371A (en) 1978-02-01
DE2508858C2 (en) 1983-09-01
CH589304A5 (en) 1977-06-30
FR2279113A1 (en) 1976-02-13

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Legal Events

Date Code Title Description
BV The patent application has lapsed