FR2225953A5 - Vehicle road illuminating equipment - gradual change from full beam to dipped position of headlamps - Google Patents

Vehicle road illuminating equipment - gradual change from full beam to dipped position of headlamps

Info

Publication number
FR2225953A5
FR2225953A5 FR7313053A FR7313053A FR2225953A5 FR 2225953 A5 FR2225953 A5 FR 2225953A5 FR 7313053 A FR7313053 A FR 7313053A FR 7313053 A FR7313053 A FR 7313053A FR 2225953 A5 FR2225953 A5 FR 2225953A5
Authority
FR
France
Prior art keywords
headlamps
dip
gradual change
full beam
vehicle road
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
FR7313053A
Other languages
English (en)
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.)
MIMOUN CHARLES FR
Original Assignee
MIMOUN CHARLES FR
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 MIMOUN CHARLES FR filed Critical MIMOUN CHARLES FR
Priority to FR7313053A priority Critical patent/FR2225953A5/fr
Application granted granted Critical
Publication of FR2225953A5 publication Critical patent/FR2225953A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • B60Q1/1415—Dimming circuits
    • B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/05—Special features for controlling or switching of the light beam
    • B60Q2300/052—Switching delay, i.e. the beam is not switched or changed instantaneously upon occurrence of a condition change
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/05—Special features for controlling or switching of the light beam
    • B60Q2300/054—Variable non-standard intensity, i.e. emission of various beam intensities different from standard intensities, e.g. continuous or stepped transitions of intensity

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
FR7313053A 1973-04-11 1973-04-11 Vehicle road illuminating equipment - gradual change from full beam to dipped position of headlamps Expired FR2225953A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7313053A FR2225953A5 (en) 1973-04-11 1973-04-11 Vehicle road illuminating equipment - gradual change from full beam to dipped position of headlamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7313053A FR2225953A5 (en) 1973-04-11 1973-04-11 Vehicle road illuminating equipment - gradual change from full beam to dipped position of headlamps

Publications (1)

Publication Number Publication Date
FR2225953A5 true FR2225953A5 (en) 1974-11-08

Family

ID=9117779

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7313053A Expired FR2225953A5 (en) 1973-04-11 1973-04-11 Vehicle road illuminating equipment - gradual change from full beam to dipped position of headlamps

Country Status (1)

Country Link
FR (1) FR2225953A5 (fr)

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Legal Events

Date Code Title Description
ST Notification of lapse