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IT1281355B1 - Dispositivo per la regolazione di luminosita' di lampade, in particolare per l'illuminazione di un quadro di bordo. - Google Patents

Dispositivo per la regolazione di luminosita' di lampade, in particolare per l'illuminazione di un quadro di bordo.

Info

Publication number
IT1281355B1
IT1281355B1 IT95TO000758A ITTO950758A IT1281355B1 IT 1281355 B1 IT1281355 B1 IT 1281355B1 IT 95TO000758 A IT95TO000758 A IT 95TO000758A IT TO950758 A ITTO950758 A IT TO950758A IT 1281355 B1 IT1281355 B1 IT 1281355B1
Authority
IT
Italy
Prior art keywords
board
lamps
illumination
luminosity adjustment
luminosity
Prior art date
Application number
IT95TO000758A
Other languages
English (en)
Inventor
Hassan Nazha
Gian Marco Marchesi
Original Assignee
Magneti Marelli Spa
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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Priority to IT95TO000758A priority Critical patent/IT1281355B1/it
Publication of ITTO950758A0 publication Critical patent/ITTO950758A0/it
Priority to EP96114817A priority patent/EP0764561A1/en
Publication of ITTO950758A1 publication Critical patent/ITTO950758A1/it
Application granted granted Critical
Publication of IT1281355B1 publication Critical patent/IT1281355B1/it

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
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/10—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards
    • B60Q3/16—Circuits; Control arrangements
    • B60Q3/18—Circuits; Control arrangements for varying the light intensity
    • 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
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/10—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards
    • B60Q3/16—Circuits; Control arrangements
    • 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
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/80—Circuits; Control arrangements
    • B60Q3/85—Circuits; Control arrangements for manual control of the light, e.g. of colour, orientation or intensity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/20—Optical features of instruments
    • B60K2360/33—Illumination features
    • B60K2360/349—Adjustment of brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
  • Details Of Measuring Devices (AREA)
  • Liquid Crystal (AREA)
  • Instrument Panels (AREA)
IT95TO000758A 1995-09-25 1995-09-25 Dispositivo per la regolazione di luminosita' di lampade, in particolare per l'illuminazione di un quadro di bordo. IT1281355B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT95TO000758A IT1281355B1 (it) 1995-09-25 1995-09-25 Dispositivo per la regolazione di luminosita' di lampade, in particolare per l'illuminazione di un quadro di bordo.
EP96114817A EP0764561A1 (en) 1995-09-25 1996-09-16 A device for regulating the brightness of lights, in particular for the illumination of a dashboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95TO000758A IT1281355B1 (it) 1995-09-25 1995-09-25 Dispositivo per la regolazione di luminosita' di lampade, in particolare per l'illuminazione di un quadro di bordo.

Publications (3)

Publication Number Publication Date
ITTO950758A0 ITTO950758A0 (it) 1995-09-25
ITTO950758A1 ITTO950758A1 (it) 1997-03-25
IT1281355B1 true IT1281355B1 (it) 1998-02-18

Family

ID=11413828

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95TO000758A IT1281355B1 (it) 1995-09-25 1995-09-25 Dispositivo per la regolazione di luminosita' di lampade, in particolare per l'illuminazione di un quadro di bordo.

Country Status (2)

Country Link
EP (1) EP0764561A1 (it)
IT (1) IT1281355B1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101047263B1 (ko) * 2008-12-18 2011-07-06 대성전기공업 주식회사 미등 감광 해제 기능을 갖는 레오스타트
CN103010093B (zh) * 2012-12-10 2015-01-28 奇瑞汽车股份有限公司 一种汽车组合仪表的背光处理方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5837484B2 (ja) * 1979-09-25 1983-08-16 日産自動車株式会社 自動車用電子メ−タの輝度制御装置
JPS592994Y2 (ja) * 1979-09-29 1984-01-27 マツダ株式会社 スイッチの操作位置および操作状態表示装置
DE3714421C2 (de) * 1987-04-30 1993-10-28 Audi Ag Schaltungsanordnung für Anzeigeleuchten in Kraftfahrzeugen
US5049869A (en) * 1989-06-19 1991-09-17 Korry Electronics Company Dimming circuit for dual display aircraft instruments
US5039978A (en) * 1990-01-08 1991-08-13 Kronberg James W Analog graphic display method and apparatus
JP2597346Y2 (ja) * 1993-02-01 1999-07-05 アルプス電気株式会社 ランプ調光装置
US5381074A (en) * 1993-06-01 1995-01-10 Chrysler Corporation Self calibrating lighting control system

Also Published As

Publication number Publication date
EP0764561A1 (en) 1997-03-26
ITTO950758A0 (it) 1995-09-25
ITTO950758A1 (it) 1997-03-25

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Legal Events

Date Code Title Description
0001 Granted