JPS6374729U - - Google Patents
Info
- Publication number
- JPS6374729U JPS6374729U JP17006686U JP17006686U JPS6374729U JP S6374729 U JPS6374729 U JP S6374729U JP 17006686 U JP17006686 U JP 17006686U JP 17006686 U JP17006686 U JP 17006686U JP S6374729 U JPS6374729 U JP S6374729U
- Authority
- JP
- Japan
- Prior art keywords
- chassis
- attached
- tape
- detection device
- circuit board
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
Description
第１図は本考案の一実施例のＤＡＴのローデイ
ング状態時のテープエンド検出装置を示す正面図
、第２図は第１図のＡ―Ａ′断面図、第３図はア
ンローデイング状態時のテープエンド検出装置を
示す正面図、第４図は従来のＤＡＴのローデイン
グ状態時のテープエンド検出装置を示す正面図で
ある。
１……シヤーシ、２……回路ヘツドドラム、５
……カセツトケース、６……磁気テープ、６ａ…
…透明リーダーテープ、５０，５４……テープガ
イドポスト、５１，５５……テープガイドアーム
、５２，５６……テープガイド軸、５３，５７…
…屈曲プリズム、５８，５９，６８，６９……光
路穴、６０，６３……センサ、６０ａ，６３ａ…
…発光素子、６０ｂ，６３ｂ……受光素子、６２
，６５……プリント基板。
Fig. 1 is a front view showing a tape end detection device in a DAT loading state according to an embodiment of the present invention, Fig. 2 is a sectional view taken along line AA' in Fig. 1, and Fig. 3 is a tape end detection device in an unloading state. FIG. 4 is a front view showing the tape end detection device in a conventional DAT loading state. 1... Chassis, 2... Circuit head drum, 5
...Cassette case, 6...Magnetic tape, 6a...
...Transparent leader tape, 50,54...Tape guide post, 51,55...Tape guide arm, 52,56...Tape guide shaft, 53,57...
...Bending prism, 58, 59, 68, 69... Optical path hole, 60, 63... Sensor, 60a, 63a...
...Light emitting element, 60b, 63b... Light receiving element, 62
, 65...Printed circuit board.
Claims (1)
磁気テープを引き出して回転ヘツドドラムに巻装
するためのローデイング機構を備えた磁気記録再
生装置の前記磁気テープの終端部に接続された透
明リーダーテープを利用する光学的テープエンド
検出装置において、シヤーシに軸着された軸の下
端部（シヤーシ下面側）に発光素子と受光素子を
取付たプリント基板を固着し、シヤーシに対向し
て前記軸の上端部（シヤーシ上面側）に屈曲プリ
ズムを垂設したガイドアームを固着し、前記シヤ
ーシには、ローデイング時およびアンローデイン
グ時に光路用穴を設けて、ローデイング機構に関
連させたことを特徴とする磁気記録再生装置のテ
ープエンド検出装置。 An optical recording device that uses a transparent leader tape connected to the end of the magnetic tape of a magnetic recording and reproducing device equipped with a loading mechanism for pulling out a magnetic tape from a cassette case attached to the top of the chassis and winding it on a rotating head drum. In a tape end detection device, a printed circuit board with a light emitting element and a light receiving element attached is fixed to the lower end of a shaft (on the bottom side of the chassis) that is attached to the chassis, and the printed circuit board with a light emitting element and a light receiving element attached is attached to the upper end of the shaft (on the top side of the chassis) facing the chassis. ), a guide arm having a bending prism vertically fixed to the tape end of the magnetic recording/reproducing device, wherein the chassis is provided with a hole for an optical path during loading and unloading, and is associated with a loading mechanism. Detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17006686U JPH0447775Y2 (en) | 1986-11-05 | 1986-11-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17006686U JPH0447775Y2 (en) | 1986-11-05 | 1986-11-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6374729U true JPS6374729U (en) | 1988-05-18 |
| JPH0447775Y2 JPH0447775Y2 (en) | 1992-11-11 |
Family
ID=31104454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17006686U Expired JPH0447775Y2 (en) | 1986-11-05 | 1986-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447775Y2 (en) |
-
1986
- 1986-11-05 JP JP17006686U patent/JPH0447775Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0447775Y2 (en) | 1992-11-11 |
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