JPS6148836U - - Google Patents

Info

Publication number
JPS6148836U
JPS6148836U JP13506684U JP13506684U JPS6148836U JP S6148836 U JPS6148836 U JP S6148836U JP 13506684 U JP13506684 U JP 13506684U JP 13506684 U JP13506684 U JP 13506684U JP S6148836 U JPS6148836 U JP S6148836U
Authority
JP
Japan
Prior art keywords
light source
protection diode
vehicle lamp
light emitting
tail
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.)
Granted
Application number
JP13506684U
Other languages
Japanese (ja)
Other versions
JPH0349946Y2 (en
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
Priority to JP13506684U priority Critical patent/JPH0349946Y2/ja
Publication of JPS6148836U publication Critical patent/JPS6148836U/ja
Application granted granted Critical
Publication of JPH0349946Y2 publication Critical patent/JPH0349946Y2/ja
Expired legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案の一実施例を示す回路図である。 Ａ…光源、ＬＤ…発光ダイオード、Ｒ１…電流
制限抵抗、Ｒ２…切換抵抗、Ｄ１〜Ｄ４…保護ダ
イオード。 The drawing is a circuit diagram showing an embodiment of the present invention. A...Light source, LD...Light emitting diode, R1 ...Current limiting resistor, R2 ...Switching resistor, D1 to D4 ...Protection diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 多数の発光ダイオードを直並列接続して光源と
した車両用灯具において、前記光源の一端とスト
ツプ端子との間には第１の保護ダイオードを、ま
た同光源端とテール端子との間には第２の保護ダ
イオード及び所定抵抗値の切換抵抗の直列回路を
それぞれ接続し、発光ダイオードの順方向電流を
変えてストツプ時とテール時の明るさを切換える
ようにした車両用灯具の駆動回路。 In a vehicle lamp in which a number of light emitting diodes are connected in series and parallel as a light source, a first protection diode is installed between one end of the light source and the stop terminal, and a first protection diode is installed between the end of the light source and the tail terminal. A drive circuit for a vehicle lamp, in which a series circuit of a protection diode and a switching resistor of a predetermined resistance value are connected to each other, and the forward current of the light emitting diode is changed to switch the brightness at the stop time and the tail time.
JP13506684U 1984-09-05 1984-09-05 Expired JPH0349946Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13506684U JPH0349946Y2 (en) 1984-09-05 1984-09-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13506684U JPH0349946Y2 (en) 1984-09-05 1984-09-05

Publications (2)

Publication Number Publication Date
JPS6148836U true JPS6148836U (en) 1986-04-02
JPH0349946Y2 JPH0349946Y2 (en) 1991-10-24

Family

ID=30693567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13506684U Expired JPH0349946Y2 (en) 1984-09-05 1984-09-05

Country Status (1)

Country Link
JP (1) JPH0349946Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62247936A (en) * 1986-04-18 1987-10-29 Stanley Electric Co Ltd Light attenuating method for auxiliary stop lamp
JP2013154657A (en) * 2012-01-26 2013-08-15 Honda Motor Co Ltd Vehicular tail light device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62247936A (en) * 1986-04-18 1987-10-29 Stanley Electric Co Ltd Light attenuating method for auxiliary stop lamp
JP2013154657A (en) * 2012-01-26 2013-08-15 Honda Motor Co Ltd Vehicular tail light device

Also Published As

Publication number Publication date
JPH0349946Y2 (en) 1991-10-24

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