JPS62161386U - - Google Patents
Info
- Publication number
- JPS62161386U JPS62161386U JP4921386U JP4921386U JPS62161386U JP S62161386 U JPS62161386 U JP S62161386U JP 4921386 U JP4921386 U JP 4921386U JP 4921386 U JP4921386 U JP 4921386U JP S62161386 U JPS62161386 U JP S62161386U
- Authority
- JP
- Japan
- Prior art keywords
- videotape
- light emitting
- light receiving
- reel
- detection 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例の動作原理を説明す
るための構成図、第２図は本考案の一実施例に用
いられるビデオテープの概略外観図である。
１……透明板（発光側）、２，３……ピンチロ
ーラー、４，５……ビデオテープ、６……ケース
、７……透明板（受光側）、８……ＬＥＤ、９…
…太陽電池。
FIG. 1 is a block diagram for explaining the operating principle of an embodiment of the present invention, and FIG. 2 is a schematic external view of a videotape used in an embodiment of the present invention. 1... Transparent plate (light emitting side), 2, 3... Pinch roller, 4, 5... Video tape, 6... Case, 7... Transparent plate (light receiving side), 8... LED, 9...
...Solar cells.
Claims (1)
テープが位置するように配置したことを特徴とす
るビデオテープの残量検出装置。 1. A videotape remaining amount detection device characterized in that a light emitting part and a light receiving part are arranged so that a tape wound on a reel is located between them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4921386U JPS62161386U (en) | 1986-04-01 | 1986-04-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4921386U JPS62161386U (en) | 1986-04-01 | 1986-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62161386U true JPS62161386U (en) | 1987-10-14 |
Family
ID=30871454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4921386U Pending JPS62161386U (en) | 1986-04-01 | 1986-04-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62161386U (en) |
-
1986
- 1986-04-01 JP JP4921386U patent/JPS62161386U/ja active Pending
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