JPH0342587U - - Google Patents
Info
- Publication number
- JPH0342587U JPH0342587U JP10379989U JP10379989U JPH0342587U JP H0342587 U JPH0342587 U JP H0342587U JP 10379989 U JP10379989 U JP 10379989U JP 10379989 U JP10379989 U JP 10379989U JP H0342587 U JPH0342587 U JP H0342587U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting diode
- transformer
- secondary side
- light
- 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
Links
Landscapes
- Electric Clocks (AREA)
Description
第１図は本考案の一実施例を示した電気回路図
、第２図は第１図の回路を用いた時計の一例を示
した正面図、第３図は第１図要部の信号波形を示
した波形図、第４図は本考案の他の実施例を示し
た電気回路図である。
６……昇圧用トランス、７，８……発光ダイオ
ード、１１……指針部。
Fig. 1 is an electric circuit diagram showing an embodiment of the present invention, Fig. 2 is a front view showing an example of a clock using the circuit shown in Fig. 1, and Fig. 3 is a signal waveform of the main part of Fig. 1. FIG. 4 is an electric circuit diagram showing another embodiment of the present invention. 6...Step-up transformer, 7, 8...Light emitting diode, 11...Pointer section.
Claims (1)
オードを接続し、第１の発光ダイオードに並列か
つ逆方向に第２の発光ダイオードを接続し、第１
の発光ダイオードおよび第２の発光ダイオードを
指針部に設けたことを特徴とする発光針付時計。 (2) 第１の発光ダイオードと第２の発光ダイオ
ードのうち、上記昇圧用トランスの１次側の電流
が遮断される際に、２次側に発生する誘起電流が
順方向として流れる方には緑色に発光する発光ダ
イオードを用い、他方には赤色に発光する発光ダ
イオードを用いることを特徴とする請求項１記載
の発光針付時計。[Claims for Utility Model Registration] (1) A first light emitting diode is connected to the secondary side of the step-up transformer, a second light emitting diode is connected in parallel and in the opposite direction to the first light emitting diode, and the first light emitting diode is connected to the secondary side of the step-up transformer.
A timepiece with light emitting hands, characterized in that a light emitting diode and a second light emitting diode are provided in a pointer section. (2) Between the first light emitting diode and the second light emitting diode, when the current on the primary side of the step-up transformer is cut off, the induced current generated on the secondary side flows in the forward direction. 2. A timepiece with luminous hands according to claim 1, wherein one of the light emitting diodes emits green light and the other uses a light emitting diode that emits red light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989103799U JPH074626Y2 (en) | 1989-09-04 | 1989-09-04 | Clock with luminous hands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989103799U JPH074626Y2 (en) | 1989-09-04 | 1989-09-04 | Clock with luminous hands |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0342587U true JPH0342587U (en) | 1991-04-22 |
| JPH074626Y2 JPH074626Y2 (en) | 1995-02-01 |
Family
ID=31652621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989103799U Expired - Fee Related JPH074626Y2 (en) | 1989-09-04 | 1989-09-04 | Clock with luminous hands |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074626Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5818639A (en) * | 1981-07-28 | 1983-02-03 | Dynic Corp | Dry type copying transfer sheet |
| JPS616786U (en) * | 1984-06-20 | 1986-01-16 | 保宏 藤田 | Large clock with illuminated hands and dial |
| JPS63124390A (en) * | 1986-10-30 | 1988-05-27 | タイメツクス コ−ポレ−シヨン | Low cost and low voltage el lamp exciting circuit for wrist watch |
-
1989
- 1989-09-04 JP JP1989103799U patent/JPH074626Y2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5818639A (en) * | 1981-07-28 | 1983-02-03 | Dynic Corp | Dry type copying transfer sheet |
| JPS616786U (en) * | 1984-06-20 | 1986-01-16 | 保宏 藤田 | Large clock with illuminated hands and dial |
| JPS63124390A (en) * | 1986-10-30 | 1988-05-27 | タイメツクス コ−ポレ−シヨン | Low cost and low voltage el lamp exciting circuit for wrist watch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074626Y2 (en) | 1995-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |