JPH0442638U - - Google Patents
Info
- Publication number
- JPH0442638U JPH0442638U JP8481690U JP8481690U JPH0442638U JP H0442638 U JPH0442638 U JP H0442638U JP 8481690 U JP8481690 U JP 8481690U JP 8481690 U JP8481690 U JP 8481690U JP H0442638 U JPH0442638 U JP H0442638U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal panel
- screen
- light source
- projection device
- 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
- 239000004973 liquid crystal related substance Substances 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electric Clocks (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案の時刻投影装置の概要を示す断
面図、第２図は従来例を示す斜視図、第３図は従
来例の電気回路のブロツクダイアグラムである。
５……液晶パネル、６……時計回路、７……光
源、９……スクリーン、３３，３４，３５，３６
，３７……分周器、３８，３９，４０……デコー
ダ、４１，４２，４３，４３，４４……駆動回路
、７１……集光レンズ、７２……拡大レンズ。
FIG. 1 is a sectional view showing an outline of the time projection device of the present invention, FIG. 2 is a perspective view showing a conventional example, and FIG. 3 is a block diagram of an electric circuit of the conventional example. 5...Liquid crystal panel, 6...Clock circuit, 7...Light source, 9...Screen, 33, 34, 35, 36
, 37... Frequency divider, 38, 39, 40... Decoder, 41, 42, 43, 43, 44... Drive circuit, 71... Condensing lens, 72... Magnifying lens.
Claims (1)
分周器、デコーダ、駆動回路等から成る時計回路
を形成し、同時計回路からの信号で駆動され、時
刻を表示する液晶パネルと、前記液晶パネルを照
射する光源と、同光源と前記液晶パネルとの間に
介在する集光レンズと、前記液晶パネルを透過し
た光束を拡大する拡大レンズと、スクリーンとか
ら成る時刻投影装置。 (2) 前記スクリーンが建物等の構築物の一面で
あることを特徴とする請求項(1)記載の時刻投影
装置。[Claims for Utility Model Registration] (1) A clock circuit consisting of a frequency divider, a decoder, a drive circuit, etc. is formed using transistors, ICs, LSIs, etc., and is driven by signals from the synchronization circuit to keep time. Consisting of a liquid crystal panel for displaying, a light source that illuminates the liquid crystal panel, a condensing lens interposed between the light source and the liquid crystal panel, a magnifying lens that magnifies the luminous flux transmitted through the liquid crystal panel, and a screen. Time projection device. (2) The time projection device according to claim (1), wherein the screen is one side of a structure such as a building.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8481690U JPH0442638U (en) | 1990-08-10 | 1990-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8481690U JPH0442638U (en) | 1990-08-10 | 1990-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0442638U true JPH0442638U (en) | 1992-04-10 |
Family
ID=31633546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8481690U Pending JPH0442638U (en) | 1990-08-10 | 1990-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016200395A (en) * | 2015-04-07 | 2016-12-01 | 仁之 村岡 | Time expression unit |
-
1990
- 1990-08-10 JP JP8481690U patent/JPH0442638U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016200395A (en) * | 2015-04-07 | 2016-12-01 | 仁之 村岡 | Time expression unit |
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