JPS5897734U - Cassette front and back side discrimination device - Google Patents
Cassette front and back side discrimination deviceInfo
- Publication number
- JPS5897734U JPS5897734U JP19221581U JP19221581U JPS5897734U JP S5897734 U JPS5897734 U JP S5897734U JP 19221581 U JP19221581 U JP 19221581U JP 19221581 U JP19221581 U JP 19221581U JP S5897734 U JPS5897734 U JP S5897734U
- Authority
- JP
- Japan
- Prior art keywords
- cassette
- back side
- recess
- discrimination device
- detector
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の一実施例を示す斜視図、第２図は同
実施例の要部を拡大して示す縦断面図、第３図は同実施
例の光検出器の回路図、第４図または第５図は同実施例
の説明図である。
１・・・カセット、ｌａ、 ｌｂ・・・カセットハー
フ、２・・・タップビス、３ａ−３ｂ・・・ハブ、４ａ
・・・第１の。
凹部、４ｂ・・・第２の凹部、５・・・受台、６用突起
状部、７・・・光検出器、８・・・発光ダイオード、９
・・・ホツドランジスタ、１０・・−発光体。
第１図
第２図Fig. 1 is a perspective view showing an embodiment of this invention, Fig. 2 is a vertical sectional view showing an enlarged main part of the same embodiment, and Fig. 3 is a circuit diagram of a photodetector of the same embodiment. FIG. 4 or FIG. 5 is an explanatory diagram of the same embodiment. 1...Cassette, la, lb...cassette half, 2...tap screw, 3a-3b...hub, 4a
...First. Recessed part, 4b... Second recessed part, 5... Rest, protruding part for 6, 7... Photodetector, 8... Light emitting diode, 9
... Hot transistor, 10... - Luminous body. Figure 1 Figure 2
Claims (4)
このカセットを定位置に規正する受台と、この受台の板
面に設けられ上記凹部に嵌合する突起状部と、この突起
状部の嵌合および不嵌合を検出しカセットの表裏面を判
別する検出器とを具備したことを特徴とするカセットの
表裏面判別装置。 。(1) A cassette having a detection recess on one plate surface,
A pedestal for fixing this cassette in a fixed position, a protrusion provided on the plate surface of this pedestal that fits into the recess, and a mating or unfitting of this protrusion is detected and the front and back surfaces of the cassette are A cassette front and back side discriminating device, comprising: a detector for discriminating the front and back sides of a cassette. .
面に形成したビスを隠す凹部を用いることを特徴とする
実用新案登録請求の範囲第、１項記載のカセットの表裏
面判別装置。(2) The cassette front and back side discriminating device according to claim 1, wherein the recess is a recess that hides a screw formed on the plate surface of the cassette so that the screw does not protrude.
は側面に光を照射してカセットからの反射光を検出する
ことを特徴とする実用新案登録請求の範囲第１項記載の
カセットの表裏面判別装置。(3) The cassette according to claim 1 of the utility model registration, characterized in that the detector is arranged to face a side surface of the cassette and irradiates light onto the side surface to detect reflected light from the cassette. Front and back side discrimination device.
に超音波を放射しカセットからの超音波エコーを検出す
ることを特徴とする実用新案登録請求の範囲笹１項記載
のカセットの表裏面判別装置。 ・ ・(4) The front and back surfaces of the cassette according to claim 1, wherein the detector is arranged to face a side surface of the cassette and emit ultrasonic waves to the side surface to detect ultrasonic echoes from the cassette. Discrimination device.・ ・
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19221581U JPS5897734U (en) | 1981-12-23 | 1981-12-23 | Cassette front and back side discrimination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19221581U JPS5897734U (en) | 1981-12-23 | 1981-12-23 | Cassette front and back side discrimination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5897734U true JPS5897734U (en) | 1983-07-02 |
Family
ID=30105635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19221581U Pending JPS5897734U (en) | 1981-12-23 | 1981-12-23 | Cassette front and back side discrimination device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5897734U (en) |
-
1981
- 1981-12-23 JP JP19221581U patent/JPS5897734U/en active Pending
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