CA1008528A - Road-sign warning system - Google Patents

Road-sign warning system

Info

Publication number
CA1008528A
CA1008528A CA176,393A CA176393A CA1008528A CA 1008528 A CA1008528 A CA 1008528A CA 176393 A CA176393 A CA 176393A CA 1008528 A CA1008528 A CA 1008528A
Authority
CA
Canada
Prior art keywords
road
warning system
sign warning
sign
warning
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
CA176,393A
Other versions
CA176393S (en
Inventor
Pierre E. Tuffet
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.)
Individual
Original Assignee
Individual
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
Priority claimed from FR7225699A external-priority patent/FR2192576A6/fr
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1008528A publication Critical patent/CA1008528A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096708—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control
    • G08G1/096716—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control where the received information does not generate an automatic action on the vehicle control
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096733—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place
    • G08G1/09675—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place where a selection from the received information takes place in the vehicle
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096783—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a roadside individual element
CA176,393A 1972-07-17 1973-07-13 Road-sign warning system Expired CA1008528A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7225699A FR2192576A6 (en) 1970-06-03 1972-07-17

Publications (1)

Publication Number Publication Date
CA1008528A true CA1008528A (en) 1977-04-12

Family

ID=9101931

Family Applications (1)

Application Number Title Priority Date Filing Date
CA176,393A Expired CA1008528A (en) 1972-07-17 1973-07-13 Road-sign warning system

Country Status (7)

Country Link
JP (1) JPS4944192A (en)
CA (1) CA1008528A (en)
CH (1) CH572646A5 (en)
DE (1) DE2334406A1 (en)
ES (1) ES416733A1 (en)
GB (1) GB1436258A (en)
IT (1) IT991773B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2254079B1 (en) * 1973-12-07 1979-03-16 France Etat
FR2307272A1 (en) * 1975-04-09 1976-11-05 Tuffet Pierre ROAD SIGNALING WARNING METHOD AND SYSTEM WITH AUTHORIZED SPEED DISPLAY
JPS524263A (en) * 1975-06-27 1977-01-13 Yokogawa Hokushin Electric Corp Differential transformer circuit
DE3027739C2 (en) * 1980-07-22 1982-08-12 Sandor 8000 MÜnchen Kovacs Signaling device for the detection of road vehicles driving in the wrong direction
GB2149170B (en) * 1983-10-27 1987-10-28 Berger Traffic Markings Limite Traffic warning devices
ES2137083B1 (en) * 1996-08-26 2000-08-16 Carrilero Hermosin Ricardo "MODULAR SYSTEM OF SUPERVISION AND SAFETY CONTROL FOR VEHICLES"

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3044043A (en) * 1958-07-21 1962-07-10 Gen Motors Corp Vehicle signalling apparatus for warning of approaching road conditions
DE1281323B (en) * 1960-12-13 1968-10-24 Siemens Ag Magnetic probe for presence indicator
US3493923A (en) * 1967-06-09 1970-02-03 Gen Motors Corp Road driver communication system utilizing hall cell sensor
US3609678A (en) * 1969-04-28 1971-09-28 Minnesota Mining & Mfg Magnetized means for providing control information to moving vehicles

Also Published As

Publication number Publication date
JPS4944192A (en) 1974-04-25
CH572646A5 (en) 1976-02-13
DE2334406A1 (en) 1974-01-31
IT991773B (en) 1975-08-30
GB1436258A (en) 1976-05-19
ES416733A1 (en) 1976-02-16

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