JPH0462527U - - Google Patents
Info
- Publication number
- JPH0462527U JPH0462527U JP10424190U JP10424190U JPH0462527U JP H0462527 U JPH0462527 U JP H0462527U JP 10424190 U JP10424190 U JP 10424190U JP 10424190 U JP10424190 U JP 10424190U JP H0462527 U JPH0462527 U JP H0462527U
- Authority
- JP
- Japan
- Prior art keywords
- light
- magnetic tape
- receiving
- emitting element
- predetermined position
- 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
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案に係る磁気記録再生装置の概
略外観斜視図である。第２図は、磁気テープカセ
ツトを本願に係る記録再生装置の所定の位置にセ
ツトしたときの、概略部分切欠平面図である。第
３図は、第２図における−線に沿う断面図で
ある。第４図は、第３図におけるＡ部拡大図であ
る。第５図は、磁気テープカセツトの部分切欠斜
視図である。第６図は、磁気テープカセツトを、
従来の磁気記録再生装置にセツトしたときの、正
常テープ走行状態における状態図である。第７図
は、第６図における−線に沿う断面図である
。第８図は、磁気テープカセツトを従来の磁気記
録再生装置にセツトしたときの、弛み走行状態に
おける状態図である。第９図は、第８図における
−線に沿う断面図である。
図において、１はリーダ部、２は磁気テープ面
、３は受光素子、４は発光素子、５はカセツト内
壁面、６は反射光阻止手段である。なお、各図中
同一符号は同一または相当部分を示す。
FIG. 1 is a schematic external perspective view of a magnetic recording/reproducing apparatus according to this invention. FIG. 2 is a schematic partially cutaway plan view of the magnetic tape cassette set in a predetermined position of the recording/reproducing apparatus according to the present application. FIG. 3 is a sectional view taken along the - line in FIG. 2. FIG. 4 is an enlarged view of section A in FIG. 3. FIG. 5 is a partially cutaway perspective view of the magnetic tape cassette. Figure 6 shows a magnetic tape cassette.
FIG. 3 is a state diagram in a normal tape running state when set in a conventional magnetic recording/reproducing apparatus. FIG. 7 is a sectional view taken along the - line in FIG. 6. FIG. 8 is a state diagram in a slack running state when a magnetic tape cassette is set in a conventional magnetic recording/reproducing apparatus. FIG. 9 is a sectional view taken along the - line in FIG. 8. In the figure, 1 is a leader section, 2 is a magnetic tape surface, 3 is a light receiving element, 4 is a light emitting element, 5 is an inner wall surface of the cassette, and 6 is a reflected light blocking means. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
備えた磁気記録再生装置であつて、 所定の位置にセツトされた磁気テープカセツト
の、所定の位置に設けられた開口部に嵌り込み、
光を放出する発光素子と、 所定の位置にセツトされた前記磁気テープカセ
ツトの両側に配置されるように設けられ、前記発
光素子から出て、前記磁気テープのテープエンド
部を透過してくる透過光を受光するための受光素
子と、 前記受光素子の受光部に設けられ、前記発光素
子から放出された光のうち、前記磁気テープカセ
ツトの内部壁面から反射されて前記受光素子に向
かう光を、該受光部に届かせないように阻止する
反射光阻止手段と、を備えた磁気記録再生装置。[Scope of Claim for Utility Model Registration] A magnetic recording and reproducing device having a function of detecting the tape end of a magnetic tape, which is an opening provided at a predetermined position of a magnetic tape cassette set at a predetermined position. Get stuck in,
A light emitting element that emits light; and a light emitting element disposed on both sides of the magnetic tape cassette set at a predetermined position, the light emitting element emitting light and transmitting light that passes through the tape end portion of the magnetic tape. a light-receiving element for receiving light; and a light-receiving element provided in the light-receiving part of the light-receiving element, which receives light emitted from the light-emitting element that is reflected from the inner wall surface of the magnetic tape cassette and directed toward the light-receiving element. A magnetic recording and reproducing device comprising: reflected light blocking means for blocking reflected light from reaching the light receiving section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10424190U JPH0462527U (en) | 1990-10-02 | 1990-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10424190U JPH0462527U (en) | 1990-10-02 | 1990-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0462527U true JPH0462527U (en) | 1992-05-28 |
Family
ID=31849451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10424190U Pending JPH0462527U (en) | 1990-10-02 | 1990-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0462527U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6121026B2 (en) * | 1980-01-17 | 1986-05-24 | Matsushita Electric Ind Co Ltd |
-
1990
- 1990-10-02 JP JP10424190U patent/JPH0462527U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6121026B2 (en) * | 1980-01-17 | 1986-05-24 | Matsushita Electric Ind Co Ltd |
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