JPS6265559U - - Google Patents
Info
- Publication number
- JPS6265559U JPS6265559U JP15851785U JP15851785U JPS6265559U JP S6265559 U JPS6265559 U JP S6265559U JP 15851785 U JP15851785 U JP 15851785U JP 15851785 U JP15851785 U JP 15851785U JP S6265559 U JPS6265559 U JP S6265559U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- guide roller
- central shaft
- shaft member
- prismatic
- 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 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Transform (AREA)
Description
第1図はこの考案実施例のテープ移送速度検出
装置の斜視図、第2図は同断面図、第3図はテー
プレコーダのテープトランスポートの説明図、第
4図は従来のテープ移送速度検出装置の側面図で
ある。
12は機器のシヤーシー、41は中心軸部材、
9は磁気テープ、42は回転部材、4はガイドロ
ーラー、42aは円柱部分、42bは角柱部分、
10は光源、11は光電変換素子である。
Fig. 1 is a perspective view of a tape transport speed detection device according to an embodiment of the invention, Fig. 2 is a sectional view thereof, Fig. 3 is an explanatory diagram of a tape transport of a tape recorder, and Fig. 4 is a conventional tape transport speed detection device. FIG. 3 is a side view of the device. 12 is the chassis of the equipment, 41 is the central shaft member,
9 is a magnetic tape, 42 is a rotating member, 4 is a guide roller, 42a is a cylindrical portion, 42b is a prismatic portion,
10 is a light source, and 11 is a photoelectric conversion element.
Claims (1)
と、当該中心軸部材41に回転自在に取り付けら
れ、円柱部分42aと角柱部分42bが形成され
て前記円柱部分42aに磁気テープ9が当接して
回転駆動される回転部材42とよりなるガイドロ
ーラー4と当該ガイドローラー4の角柱部分42
bに対向して配置した光源10と、前記角柱部分
42bで反射した前記光源10の光が入射するよ
うに配置した光電変換素子11を具備することを
特徴とするテープ移送速度検出装置。 Central shaft member 41 fixed to the shear sea 12 etc.
and a guide roller 4 which is rotatably attached to the central shaft member 41, has a cylindrical portion 42a and a prismatic portion 42b, and is rotatably driven by the magnetic tape 9 in contact with the cylindrical portion 42a. and the prismatic portion 42 of the guide roller 4
A tape transport speed detection device comprising: a light source 10 disposed facing the prism portion 42b; and a photoelectric conversion element 11 disposed such that the light from the light source 10 reflected by the prismatic portion 42b enters.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15851785U JPS6265559U (en) | 1985-10-15 | 1985-10-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15851785U JPS6265559U (en) | 1985-10-15 | 1985-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6265559U true JPS6265559U (en) | 1987-04-23 |
Family
ID=31082079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15851785U Pending JPS6265559U (en) | 1985-10-15 | 1985-10-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6265559U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5338381A (en) * | 1976-09-20 | 1978-04-08 | Seiko Instr & Electronics Ltd | Tape speed detecting mechanism |
JPS55146650A (en) * | 1979-05-02 | 1980-11-15 | Toshiba Corp | Tape cassette |
-
1985
- 1985-10-15 JP JP15851785U patent/JPS6265559U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5338381A (en) * | 1976-09-20 | 1978-04-08 | Seiko Instr & Electronics Ltd | Tape speed detecting mechanism |
JPS55146650A (en) * | 1979-05-02 | 1980-11-15 | Toshiba Corp | Tape cassette |
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