JPS61174032U - - Google Patents
Info
- Publication number
- JPS61174032U JPS61174032U JP5801885U JP5801885U JPS61174032U JP S61174032 U JPS61174032 U JP S61174032U JP 5801885 U JP5801885 U JP 5801885U JP 5801885 U JP5801885 U JP 5801885U JP S61174032 U JPS61174032 U JP S61174032U
- Authority
- JP
- Japan
- Prior art keywords
- tape
- light
- cassette
- receiving element
- end detection
- 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 description 7
Landscapes
- Magnetic Record Carriers (AREA)
Description
第1図はこの考案の一実施例であるテープ始端
、終端検出構造を示す断面図、第2図は、第1図
のテープ始端、終端検出構造における要部を示す
斜視図、第3図は従来のテープ始端、終端検出構
造を示す断面図である。
図において、1……リール、2……テープ、3
……リーダテープ、4……カセツト、5……筒部
、6a,6b……受光素子、7a,7b……孔部
、8a,8b……発光素子、9……ホルダー、1
0……遮光物である。なお、各図中、同一符号は
同一、又は相当部分を示す。
FIG. 1 is a sectional view showing a tape start and end detection structure which is an embodiment of this invention, FIG. 2 is a perspective view showing the main parts of the tape start and end detection structure shown in FIG. 1, and FIG. FIG. 2 is a cross-sectional view showing a conventional tape start and end detection structure. In the figure, 1...reel, 2...tape, 3
... Leader tape, 4 ... Cassette, 5 ... Cylindrical section, 6a, 6b ... Light receiving element, 7a, 7b ... Hole, 8a, 8b ... Light emitting element, 9 ... Holder, 1
0...It is a light shielding object. In each figure, the same reference numerals indicate the same or equivalent parts.
Claims (1)
トレーラテープと、少なくとも一対の発光素子、
受光素子と、遮光性を有するテープと、このテー
プを収納するカセツトから成り、前記発光素子を
前記カセツトの外側に設置させ、前記受光素子を
前記カセツトの内側の筒部に設置させるテープ始
端、終端検出構造において、前記受光素子が前記
筒部に設置された際に、テープ始端検出側とテー
プ終端検出側との境界面と、前記筒部の壁面との
間を遮光したことを特徴とするテープ始端、終端
検出構造。 transparent or translucent leader tape and trailer tape; at least one pair of light emitting elements;
The tape consists of a light-receiving element, a light-shielding tape, and a cassette for storing the tape, and the light-emitting element is installed outside the cassette, and the light-receiving element is installed inside the cassette, at the beginning and end of the tape. In the detection structure, when the light receiving element is installed in the cylindrical part, light is shielded between a boundary surface between a tape start end detection side and a tape end detection side and a wall surface of the cylindrical part. Start and end detection structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5801885U JPS61174032U (en) | 1985-04-18 | 1985-04-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5801885U JPS61174032U (en) | 1985-04-18 | 1985-04-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61174032U true JPS61174032U (en) | 1986-10-29 |
Family
ID=30583110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5801885U Pending JPS61174032U (en) | 1985-04-18 | 1985-04-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61174032U (en) |
-
1985
- 1985-04-18 JP JP5801885U patent/JPS61174032U/ja active Pending
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