BE478044A - - Google Patents

Info

Publication number
BE478044A
BE478044A BE478044DA BE478044A BE 478044 A BE478044 A BE 478044A BE 478044D A BE478044D A BE 478044DA BE 478044 A BE478044 A BE 478044A
Authority
BE
Belgium
Application number
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 BE478044A publication Critical patent/BE478044A/xx

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
    • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
BE478044D 1946-09-05 1947-12-11 BE478044A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH270146T 1946-09-05

Publications (1)

Publication Number Publication Date
BE478044A true BE478044A (enrdf_load_html_response) 1948-01-31

Family

ID=33480351

Family Applications (1)

Application Number Title Priority Date Filing Date
BE478044D BE478044A (enrdf_load_html_response) 1946-09-05 1947-12-11

Country Status (5)

Country Link
US (1) US2622140A (enrdf_load_html_response)
BE (1) BE478044A (enrdf_load_html_response)
CH (1) CH270146A (enrdf_load_html_response)
FR (1) FR956864A (enrdf_load_html_response)
GB (1) GB655876A (enrdf_load_html_response)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2965893A (en) * 1955-05-31 1960-12-20 Eastern Ind Inc Vehicle detector
US3056106A (en) * 1958-07-14 1962-09-25 Gamewell Co Infrared detectors
US3042303A (en) * 1959-04-24 1962-07-03 Gen Railway Signal Co Object or vehicle detection system
US3045909A (en) * 1959-06-15 1962-07-24 Gen Railway Signal Co Pulsed ultrasonic detector
US3109157A (en) * 1959-06-15 1963-10-29 Gen Signal Corp Directional traffic control system
US3042899A (en) * 1959-06-16 1962-07-03 Gen Railway Signal Co Ultrasonic vehicle detection system
US3110007A (en) * 1959-10-14 1963-11-05 Gen Signal Corp Ultrasonic vehicle detector
US3063179A (en) * 1959-10-16 1962-11-13 Gen Railway Signal Co Vehicle parking area gate control system
US3046519A (en) * 1959-10-28 1962-07-24 Gen Railway Signal Co Ultrasonic vehicle detection system
US3105953A (en) * 1960-01-25 1963-10-01 Gen Signal Corp Directional sonic vehicle detector
US3110008A (en) * 1960-05-09 1963-11-05 Gen Signal Corp Vehicle detection apparatus
US3176266A (en) * 1960-08-12 1965-03-30 Gen Signal Corp Vehicular traffic detection system
US3152315A (en) * 1961-01-27 1964-10-06 Lab For Electronics Inc Aircraft tracking and indicating system
US3278922A (en) * 1963-11-14 1966-10-11 Gen Electric Position and motion detector
US3663937A (en) * 1970-06-08 1972-05-16 Thiokol Chemical Corp Intersection ingress-egress automatic electronic traffic monitoring equipment
GB9107476D0 (en) * 1991-04-09 1991-05-22 Peek Traffic Ltd Improvements in vehicle detection systems
GB2358269A (en) * 2000-01-11 2001-07-18 Roke Manor Research Vehicle detection
IT1395919B1 (it) * 2009-09-24 2012-11-02 Agla Elettronica S R L Sistema per rilevare automaticamente la presenza o assenza di oggetti in una predeterminata porzione di spazio da controllare, per esempio per rilevare i posti auto liberi o occupati in un parcheggio

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1658953A (en) * 1924-12-11 1928-02-14 Firm Of M J Goldberg Signaling apparatus
US1917243A (en) * 1929-09-13 1933-07-11 Paul S Edwards Ultra sensitive relay
US1898432A (en) * 1929-10-02 1933-02-21 Paul S Edwards Reactance controlled relay
US2031951A (en) * 1932-02-25 1936-02-25 Bell Telephone Labor Inc Burglar alarm system
US2238041A (en) * 1939-03-03 1941-04-15 Dickens Harry Power control system
US2290771A (en) * 1939-04-25 1942-07-21 Rca Corp Relay system

Also Published As

Publication number Publication date
US2622140A (en) 1952-12-16
CH270146A (de) 1950-08-15
FR956864A (enrdf_load_html_response) 1950-02-09
GB655876A (en) 1951-08-08

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