JPS63193946U - - Google Patents
Info
- Publication number
- JPS63193946U JPS63193946U JP8462187U JP8462187U JPS63193946U JP S63193946 U JPS63193946 U JP S63193946U JP 8462187 U JP8462187 U JP 8462187U JP 8462187 U JP8462187 U JP 8462187U JP S63193946 U JPS63193946 U JP S63193946U
- Authority
- JP
- Japan
- Prior art keywords
- power source
- source via
- switching contact
- light emitting
- emitting diode
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Description
第１図はこの考案の一実施例を示す車両用灯具
の駆動回路の回路図、第２図は第１図の駆動回路
の白熱バルブと発光ダイオードの点灯特性図、第
３図は従来の駆動回路の回路図である。
１０……白熱バルブ、１１……発光ダイオード
、１２……電源、１３，１４……開閉接点、１５
……電源規制抵抗、１６……切換リンク、Ｓ……
フツトスイツチ。
Fig. 1 is a circuit diagram of a drive circuit for a vehicle lamp showing an embodiment of this invention, Fig. 2 is a lighting characteristic diagram of an incandescent bulb and light emitting diode in the drive circuit of Fig. 1, and Fig. 3 is a diagram of a conventional drive circuit. It is a circuit diagram of a circuit. 10... Incandescent bulb, 11... Light emitting diode, 12... Power supply, 13, 14... Switching contact, 15
...Power regulation resistor, 16...Switching link, S...
Futto switch.
Claims (1)
るとともに、発光ダイオードを第２開閉接点を介
し電源に接続し、前記第１及び第２の両開閉接点
を２連の連動スイツチとして構成し、前記第１開
閉接点間に前記白熱バルブに予熱電流を流すため
の電流規制抵抗を並列に接続したことを特徴とす
る車両用灯具の駆動回路。 The incandescent bulb is connected to a power source via a first switching contact, and the light emitting diode is connected to a power source via a second switching contact, and both the first and second switching contacts are configured as a double interlocking switch, and the light emitting diode is connected to a power source via a second switching contact. A drive circuit for a vehicle lamp, characterized in that a current regulating resistor for causing a preheating current to flow through the incandescent bulb is connected in parallel between the first opening/closing contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8462187U JPS63193946U (en) | 1987-05-30 | 1987-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8462187U JPS63193946U (en) | 1987-05-30 | 1987-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63193946U true JPS63193946U (en) | 1988-12-14 |
Family
ID=30939286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8462187U Pending JPS63193946U (en) | 1987-05-30 | 1987-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63193946U (en) |
-
1987
- 1987-05-30 JP JP8462187U patent/JPS63193946U/ja active Pending