JPS6164642U - - Google Patents
Info
- Publication number
- JPS6164642U JPS6164642U JP15041784U JP15041784U JPS6164642U JP S6164642 U JPS6164642 U JP S6164642U JP 15041784 U JP15041784 U JP 15041784U JP 15041784 U JP15041784 U JP 15041784U JP S6164642 U JPS6164642 U JP S6164642U
- Authority
- JP
- Japan
- Prior art keywords
- reel
- reel motor
- driven
- circuit
- winding
- 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
- 238000004804 winding Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例を示す概略構成図、
第２図Ａは定電圧回路構成、第２図Ｂはリールモ
ータのコギング、第２図Ｃは同逆起電圧を示す図
である。
１…カセツトテープ、２…ヘツド、３…ピンチ
ローラ、４…キヤプスタン、５，６…リールモー
タ、７，８…スイツチ、９…定電流回路、１０…
定電圧回路、１３…抵抗Ｒａ、１４…逆起電圧、
１５…電源、１６…比較器、１７…モータドライ
バ。
FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention;
FIG. 2A shows the constant voltage circuit configuration, FIG. 2B shows the cogging of the reel motor, and FIG. 2C shows the back electromotive voltage. DESCRIPTION OF SYMBOLS 1...Cassette tape, 2...Head, 3...Pinch roller, 4...Capstan, 5, 6...Reel motor, 7, 8...Switch, 9...Constant current circuit, 10...
Constant voltage circuit, 13...Resistor Ra, 14...Back electromotive force,
15...Power supply, 16...Comparator, 17...Motor driver.
Claims (1)
しており、定電流回路を切換えて一方のリールモ
ータを巻取り用として使用する時、上記定電流回
路を介して上記リールモータを駆動するものにお
いて、上記両リールモータに対して定電圧回路を
切換えて、一方のリールモータが巻取り用として
駆動されている時、他方のリールモータを供給用
として上記定電圧回路を介して駆動するように構
成したことを特徴とするカセツトテープ駆動回路
。 A pair of reel motors that directly drive the reel is provided, and when the constant current circuit is switched and one reel motor is used for winding, the reel motor is driven via the constant current circuit. A constant voltage circuit is switched for both reel motors, so that when one reel motor is being driven for winding, the other reel motor is driven for supply via the constant voltage circuit. A cassette tape drive circuit featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15041784U JPS6164642U (en) | 1984-10-04 | 1984-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15041784U JPS6164642U (en) | 1984-10-04 | 1984-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6164642U true JPS6164642U (en) | 1986-05-02 |
Family
ID=30708562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15041784U Pending JPS6164642U (en) | 1984-10-04 | 1984-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6164642U (en) |
-
1984
- 1984-10-04 JP JP15041784U patent/JPS6164642U/ja active Pending
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