JPS63157347A - Magnetic tape drive device - Google Patents
Magnetic tape drive deviceInfo
- Publication number
- JPS63157347A JPS63157347A JP61304289A JP30428986A JPS63157347A JP S63157347 A JPS63157347 A JP S63157347A JP 61304289 A JP61304289 A JP 61304289A JP 30428986 A JP30428986 A JP 30428986A JP S63157347 A JPS63157347 A JP S63157347A
- Authority
- JP
- Japan
- Prior art keywords
- rotating member
- gear
- magnetic tape
- motor
- rotating
- 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
- 239000000758 substrate Substances 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、磁気テープの再生又は記録動作と早送り動作
及び巻戻し動作を行なう磁気テープ駆動装置に関するも
のである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a magnetic tape drive device that performs playback or recording operations, fast-forwarding operations, and rewinding operations on a magnetic tape.
従来の技術
従来より、モータの駆動力を利用して磁気テープの再生
又は記録と早送り及び巻戻しの各モードを切り替えて動
作させる磁気テープ駆動装置が使用されている。2. Description of the Related Art Conventionally, magnetic tape drive devices have been used that use the driving force of a motor to operate a magnetic tape by switching between reproduction or recording, fast forwarding, and rewinding modes.
以下、図面を参照しながら、上述した様な従来の磁気テ
ープ駆動装置について説明を行なう。Hereinafter, a conventional magnetic tape drive device as described above will be explained with reference to the drawings.
第４図ないし第６図は、従来の磁気テープ駆動装置の構
成を示すものであり、夫々早送り状態、巻戻し状態及び
再生又は記録状態を表している。FIGS. 4 to 6 show the configuration of a conventional magnetic tape drive device, and represent a fast-forwarding state, a rewinding state, and a reproducing or recording state, respectively.
第４図ないし第６図に於て、■は基板、２は可動部材と
して動作するヘッド基板、３．４はヘッド基板２上に取
り付けられた磁気ヘッドとピンチローラ、５はヘッド基
板２と連結されたソレノイド、６はキャプスタン、７は
キャプスタン６に取り付けられたフライホイール、７ａ
はフライホイール７に取り付けられた第１のギア、８は
フライホイール軸を中心に回転自在に取り付けられた可
動部材、９．１ｏは可動部材ｓ上に取り付けられた一対
の第２及び第３のギア、１１は巻取リール台、１１ａは
巻取リール台１１に取り付けられた第４のギア、１２は
供給リール台、１２ａは供給リール台１２に取り付けら
れた第５のギア、１３はモータ、１４はモータ１３とフ
ライホイール７に懸架されたベルト、１５はカセットテ
ープである。In Figures 4 to 6, ■ is a substrate, 2 is a head substrate that operates as a movable member, 3.4 is a magnetic head and pinch roller mounted on the head substrate 2, and 5 is connected to the head substrate 2. 6 is the capstan, 7 is the flywheel attached to the capstan 6, 7a
is a first gear attached to the flywheel 7, 8 is a movable member attached to be rotatable around the flywheel axis, and 9.1o is a pair of second and third gears attached to the movable member s. 11 is a take-up reel stand; 11a is a fourth gear attached to the take-up reel stand 11; 12 is a supply reel stand; 12a is a fifth gear attached to the supply reel stand 12; 13 is a motor; 14 is a belt suspended between the motor 13 and the flywheel 7, and 15 is a cassette tape.
以上の様に構成された従来の磁気テープ駆動装置につい
て、以下その動作について早送り動作、巻戻し動作、再
生又は記録動作の順で説明する。The operations of the conventional magnetic tape drive device configured as described above will be explained below in the order of fast forwarding operation, rewinding operation, and reproduction or recording operation.
早送り動作を行なうには、モータ１３を時計方向に回転
させる。モータ１３の回転はベルト１４によりフライホ
イール７に伝達され、フライホイール７及びフライホイ
ール７に取り付けられた第１のギア７ａは時計方向の回
転を始める。一方第２、第３のギア９．１０には図示し
ないバネによって一定の負荷がかけられている。この為
、第１のギア７ａの回転力は可動部材８にも伝えられ、
可動部材８は第２のギア９が巻取リール台の第４のギア
ｌｌａに噛み合う位置まで回転して静止する。この時、
第１・第２及び第４のギア７ａ・９及びｌｌａの３つ５
のギアは噛み合った状態となっており、第４のギアｌｌ
ａ及び巻取リール台１１は時計方向の回転を始める。従
って、カセットテープ１５は巻取リール台１１の時計方
向の回転により早送り動作を行なう事となる。To perform a fast-forward operation, the motor 13 is rotated clockwise. The rotation of the motor 13 is transmitted to the flywheel 7 by the belt 14, and the flywheel 7 and the first gear 7a attached to the flywheel 7 begin to rotate clockwise. On the other hand, a constant load is applied to the second and third gears 9.10 by springs (not shown). Therefore, the rotational force of the first gear 7a is also transmitted to the movable member 8,
The movable member 8 rotates to a position where the second gear 9 meshes with the fourth gear lla of the take-up reel stand and remains stationary. At this time,
First, second and fourth gears 7a, 9 and lla 5
The gears are in mesh, and the fourth gear
a and the take-up reel stand 11 begin to rotate clockwise. Therefore, the cassette tape 15 is fast-forwarded by the clockwise rotation of the take-up reel stand 11.
巻戻し動作を行なうには、モータ１３を反時計方向に回
転させる。モータ１３の回転はベルト１４によりフライ
ホイール７に伝えられ、フライホイール７及びフライホ
イール７に取り付けられた第１のギア７ａは反時計方向
に回転を始める。一方第２、第３のギア９．１０には図
示しないバネによって一定の負荷がかけられている。こ
の為、第１のギア７ａの回転力は可動部材８にも伝達さ
れ可動部材８はギア１０が供給リールの第５のギア１２
ａに噛み合う位置まで回転して静止する。To perform the rewinding operation, the motor 13 is rotated counterclockwise. The rotation of the motor 13 is transmitted to the flywheel 7 by the belt 14, and the flywheel 7 and the first gear 7a attached to the flywheel 7 start rotating counterclockwise. On the other hand, a constant load is applied to the second and third gears 9.10 by springs (not shown). Therefore, the rotational force of the first gear 7a is also transmitted to the movable member 8, and the movable member 8 transfers the gear 10 to the fifth gear 12 of the supply reel.
It rotates to the position where it engages with a and stops.
この時、第１・第３及び第５のギア７ａ・１０及び１２
ａは噛み合った状態となっており、第５のギア１２ａ及
び供給リール台１２は時計方向の回転を始める。従って
、カセットテープ１５は供給リール台の反時計方向の回
転により巻戻し動作を行なう事になる。At this time, the first, third and fifth gears 7a, 10 and 12
a is in an engaged state, and the fifth gear 12a and the supply reel stand 12 begin to rotate clockwise. Therefore, the cassette tape 15 is rewound by counterclockwise rotation of the supply reel stand.
再生又は記録動作を行なうには、ソレノイド５に通電す
る事によりヘッド基板２を図中上方に移動させる。この
時、磁気ヘッド３はカセットテープ１５に接触し、ピン
チローラ４はカセットテープ１５を挟んでキャプスタン
６に圧接している。To perform a reproducing or recording operation, the head substrate 2 is moved upward in the figure by energizing the solenoid 5. At this time, the magnetic head 3 is in contact with the cassette tape 15, and the pinch roller 4 is in pressure contact with the capstan 6 with the cassette tape 15 in between.
この状態に於て、モータ１３を時計方向に回転させる。In this state, the motor 13 is rotated clockwise.
モータ１３の回転はベルト１４によりフライホイール７
に伝達され、フライホイール７及びフライホイール７に
取り付けられた第１のギア７ａは時計方向の回転を始め
る。一方第２、第３のギア９．１０には図示しないバネ
によって一定の負荷がかけられている。この為、第１の
ギア７ａの回転力は可動部材８にも伝えられ、可動部材
８は第２のギア９が巻取リール台の第４のギア１１ａに
噛み合う位置まで回転して静止する。この時、第１・第
２及び第４のギア７ａ・９及び１１ａの３つのギアは噛
み合った状態となっており、第４のギア１１ａ及び巻取
リール台１１は時計方向の回転を始める為、カセットテ
ープ１５は磁気ヘッド３に接触した状態で図中左方向に
走行を始め、再生又は記録動作が行なわれる事になる。The rotation of the motor 13 is controlled by the flywheel 7 by the belt 14.
The flywheel 7 and the first gear 7a attached to the flywheel 7 start rotating clockwise. On the other hand, a constant load is applied to the second and third gears 9.10 by springs (not shown). Therefore, the rotational force of the first gear 7a is also transmitted to the movable member 8, and the movable member 8 rotates to a position where the second gear 9 meshes with the fourth gear 11a of the take-up reel stand and remains stationary. At this time, the first, second, and fourth gears 7a, 9, and 11a are in an engaged state, and the fourth gear 11a and the take-up reel stand 11 start rotating clockwise. The cassette tape 15 starts running to the left in the figure while in contact with the magnetic head 3, and a reproduction or recording operation is performed.
発明が解決しようとする問題点
しかしながら、上記の様な構成では可動部材上に２つの
ギアが取り付けられているにも拘わらず、動作時にはそ
のどちらか一方のみしか駆動力の伝達には寄与しておら
ず、テープ駆動時に無駄な回転部分が存在し、構造が複
雑になるとともにコスト高になるという問題点を有して
いた。Problems to be Solved by the Invention However, in the configuration described above, although two gears are attached to the movable member, only one of them contributes to the transmission of driving force during operation. However, there is a needless rotating part when driving the tape, resulting in a complicated structure and high cost.
本発明は上記従来技術に鑑みてなされたもので、無駄な
回転部を省き、構成を簡単なものとしてコストを低減さ
せる事の出来る磁気テープ駆動装置を提供するものであ
る。The present invention has been made in view of the above-mentioned prior art, and it is an object of the present invention to provide a magnetic tape drive device that can eliminate unnecessary rotating parts, simplify the structure, and reduce costs.
問題点を解決する為の手段
この目的を達成する為に本発明の磁気テープ駆動装置は
、磁気テープを巻き取る巻き取りリール軸に取り付けら
れ回転力を伝達する第一の回転部材と、磁気テープを供
給する供給リール軸に取り付けられ回転力を伝達する第
二の回転部材と、モータによって駆動される第三の回転
部材と、第三の部材の軸を中心に回転自在に取り付けら
れた可動部材と、磁気テープを正方向に走行させる場合
には第三の回転部材及び第一の回転部材と接触し、磁気
テープを逆方向に走行させる場合には第三の回転部材及
び第二の回転部材に接触して回転力を伝達する様に可動
部材上に取り付けられた第四の回転部材とから構成され
ている。Means for Solving the Problems In order to achieve this object, the magnetic tape drive device of the present invention includes a first rotating member that is attached to a take-up reel shaft that winds a magnetic tape and transmits rotational force; a second rotating member that is attached to a supply reel shaft that supplies rotational force and transmits rotational force; a third rotating member that is driven by a motor; and a movable member that is attached to be rotatable about the axis of the third member. When the magnetic tape is run in the forward direction, the third rotating member and the first rotating member are in contact with each other, and when the magnetic tape is running in the reverse direction, the third rotating member and the second rotating member are in contact with each other. and a fourth rotating member attached to the movable member so as to contact the movable member and transmit rotational force.
作用
この構成によって、モータが正方向に回転した時には回
転伝達部材を載置した可動部材も正方向に回転し、モー
タの回転力が巻き取りリールに伝達され、モータが逆方
向に回転した時には回転伝達部材を載置した可動部材も
逆方向に回転し、モータの回転力が供給リールに伝達さ
れる。With this configuration, when the motor rotates in the forward direction, the movable member on which the rotation transmission member is mounted also rotates in the forward direction, and the rotational force of the motor is transmitted to the take-up reel, and when the motor rotates in the opposite direction, the movable member on which the rotation transmission member is mounted also rotates in the forward direction. The movable member on which the transmission member is placed also rotates in the opposite direction, and the rotational force of the motor is transmitted to the supply reel.
実施例
以下本発明の一実施例について、図面を参照しながら説
明する。EXAMPLE An example of the present invention will be described below with reference to the drawings.
第１図ないし第３図は、本発明の一実施例に於ける磁気
テープ駆動装置を示すものであり、夫々早送り状態、巻
戻し状態及び再生又は記録状態を表している。第１図な
いし第３図に於て、１は基板、２は可動部材として動作
するヘッド基板、３．４はヘッド基板２上に取り付けら
れた磁気ヘッドとピンチローラ、５はヘッド基板２と連
結されたソレノイド、６はキャプスタン、７はキャプス
タン６に取り付けられたフライホイール、７ａはフライ
ホイール７に取り付けられた第１のギア、８はフライホ
イール７の軸を中心に、回転自在に取り付けられた可動
部材、９は可動部材８上に取り付けられた第２のギア、
１０は巻取リール台、１０ａは巻取リール台１０に取り
付けられた第３のギア、１１は供給リール台、ｌｌａは
供給リール台１１に取り付けられた第４のギア、１２は
モータ、１３はモータ１２とフライホイール７に懸架さ
れたベルト、１４はカセットテープである。1 to 3 show a magnetic tape drive device according to an embodiment of the present invention, and show a fast-forwarding state, a rewinding state, and a reproducing or recording state, respectively. In Figures 1 to 3, 1 is a substrate, 2 is a head substrate that operates as a movable member, 3.4 is a magnetic head and a pinch roller mounted on the head substrate 2, and 5 is connected to the head substrate 2. 6 is a capstan, 7 is a flywheel attached to the capstan 6, 7a is a first gear attached to the flywheel 7, 8 is attached rotatably around the axis of the flywheel 7 9 is a second gear mounted on the movable member 8;
10 is a take-up reel stand, 10a is a third gear attached to the take-up reel stand 10, 11 is a supply reel stand, lla is a fourth gear attached to the supply reel stand 11, 12 is a motor, and 13 is a A belt 14 is suspended between the motor 12 and the flywheel 7, and is a cassette tape.
以上の様に構成された磁気テープ駆動装置について、以
下その動作について早送り動作、巻戻し動作、再生又は
記録動作の順に説明する。The operations of the magnetic tape drive device configured as described above will be explained below in the order of fast forwarding operation, rewinding operation, and reproduction or recording operation.
早送り動作を行なうには、モータ１２を時計方向に回転
させる。モータ１２の回転はベルト１３によりフライホ
イール７に伝達され、フライホイール７及びフライホイ
ール７に取り付けられた第１のギア７ａは時計方向の回
転を始める。一方第２のギア９には図示しないバネによ
り一定の負荷がかけられている。この為、第１のギア７
ａの回転力は、可動部材８にも伝達され可動部材８は第
２のギア９が巻取リール台１０の第３のギア１０ａに噛
み合う位置まで回転して静止する。この時、第１・第２
及び第４のギア７ａ・９及び１０ａの３つのギアは噛み
合った状態となっており、第３のギア１０ａ及び巻取リ
ール台１０は時計方向の回転を始める。従って、カセッ
トテープ１４は巻取リール台１０の時計方向の回転によ
り早送り動作行なう事になる。To perform a fast forward operation, motor 12 is rotated clockwise. The rotation of the motor 12 is transmitted to the flywheel 7 by the belt 13, and the flywheel 7 and the first gear 7a attached to the flywheel 7 begin to rotate clockwise. On the other hand, a constant load is applied to the second gear 9 by a spring (not shown). For this reason, the first gear 7
The rotational force of a is also transmitted to the movable member 8, and the movable member 8 rotates to a position where the second gear 9 meshes with the third gear 10a of the take-up reel stand 10 and remains stationary. At this time, the first and second
The three gears 7a, 9, and 10a are in mesh with each other, and the third gear 10a and the take-up reel stand 10 begin to rotate clockwise. Therefore, the cassette tape 14 is fast-forwarded by the clockwise rotation of the take-up reel stand 10.
巻戻し動作を行なうには、モータ１２を反時計方向に回
転させる。モータ１２の回転は、ベルト１３によりフラ
イホイール７に伝達されフライホイール７及びフライホ
イール７に取り付けられた第１のギア７ａは反時計方向
に回転を始める。一方第２のギア９には図示しないバネ
により一定の負荷がかけられている。この為、第１のギ
ア７ａの回転力は可動部材８にも伝達され、可動部材８
はギア９が供給リール台１１の第４のギアｌｌａに噛み
合う位置まで回転して静止する。この時、第１・第２及
び第４のギア７ａ・９及びｌｌａの３つのギアは噛み合
った状態となっており、第４のギアｌｌａ及び供給リー
ル台１１は反時計方向に回転を始める。従って、テープ
は供給リール台１１の反時計方向の回転により巻戻し動
作を行なう事になる。To perform the rewinding operation, motor 12 is rotated counterclockwise. The rotation of the motor 12 is transmitted to the flywheel 7 by the belt 13, and the flywheel 7 and the first gear 7a attached to the flywheel 7 start rotating counterclockwise. On the other hand, a constant load is applied to the second gear 9 by a spring (not shown). Therefore, the rotational force of the first gear 7a is also transmitted to the movable member 8, and the movable member 8
The gear 9 rotates to a position where it meshes with the fourth gear lla of the supply reel stand 11 and then stops. At this time, the first, second, and fourth gears 7a, 9, and lla are in mesh with each other, and the fourth gear lla and the supply reel stand 11 begin to rotate counterclockwise. Therefore, the tape is rewound by counterclockwise rotation of the supply reel stand 11.
再生又は記録動作を行なうには、ソレノイド５に通電す
る。これによりヘッド基板２を図中上方に移動させる。To perform a playback or recording operation, the solenoid 5 is energized. This moves the head substrate 2 upward in the figure.
この時、磁気ヘッド３はテープ１４を挟んでキャプスタ
ン６に圧接している。この状態に於て、モータ１２を時
計方向に回転させる。モータ１２の回転はベルト１３に
よりフライホイール７に伝達され、フライホイール７及
びフライホイール７に取り付けられた第１のギア７ａは
時計方向の回転を始める。一方策２のギア９には図示し
ないバネにより一定の負荷がかけられている。この為、
第１のギア７ａの回転力は、可動部材８にも伝達され可
動部材８は第２のギア９が巻取リール台１０の第３のギ
ア１０ａに噛み合う位置まで回転して静止する。この時
、第１・第２及び第４のギア７ａ・９及び１０ａの３つ
のギアは噛み合った状態となっており、第３のギア１０
ａ及び巻取リール台１０は時計方向の回転を始める為、
カセットテープ１４は磁気ヘッド３に接触した状態で図
中左方向に走行を始め再生又は記録動作が行なわれる事
になる。At this time, the magnetic head 3 is in pressure contact with the capstan 6 with the tape 14 in between. In this state, the motor 12 is rotated clockwise. The rotation of the motor 12 is transmitted to the flywheel 7 by the belt 13, and the flywheel 7 and the first gear 7a attached to the flywheel 7 begin to rotate clockwise. A constant load is applied to the gear 9 of the second option by a spring (not shown). For this reason,
The rotational force of the first gear 7a is also transmitted to the movable member 8, and the movable member 8 rotates to a position where the second gear 9 meshes with the third gear 10a of the take-up reel stand 10 and remains stationary. At this time, the first, second, and fourth gears 7a, 9, and 10a are in mesh with each other, and the third gear 10
a and the take-up reel stand 10 start rotating clockwise,
The cassette tape 14 starts running to the left in the figure while in contact with the magnetic head 3, and a reproduction or recording operation is performed.
尚、本実施例では、モータ１２の動力をベルト１３、第
１のギア７ ａ ｓ第２のギア９を介して巻取リール第
１０の第３のギア１０ａ或は、供給リール台１１の第４
のギアｌｌａに伝達しているが、第１〜第４のギア７ａ
１９．１０ ａ ｓ １１ ａは外周がゴムで構成され
たローラで構成しても同様の効果が得られる。In this embodiment, the power of the motor 12 is transmitted to the third gear 10a of the tenth take-up reel or the third gear 10a of the supply reel stand 11 via the belt 13, the first gear 7a, and the second gear 9. 4
is transmitted to the gear lla, but the first to fourth gears 7a
Similar effects can be obtained even if 19.10 a s 11 a is configured with a roller whose outer periphery is made of rubber.
発明の効果
以上の様に本発明は、磁気テープを巻き取る巻き取りリ
ール軸に取り付けられ回転力を伝達する第一の回転部材
と、磁気テープを供給する供給リール軸に取り付けられ
回転力を伝達する第二の回転部材と、モータによって駆
動される第三の回転部材と、第三の部材の軸を中心に回
転自在に取り付けられた可動部材と、磁気テープを正方
向に走行させる場合には第三の回転部材及び第一の回転
部材と接触し、磁気テープを逆方向に走行させる場合に
は第三の回転部材及び第二の回転部材に接触して回転力
を伝達する様に可動部材上に取り付けられた第四の回転
部材を有するため、第４の回転部材が磁気テープの正方
向および逆方向の両方向で回転の伝達作用をし、よって
無駄な回転部を省き、構成を簡単なものとしてコスト低
減をする事が出来る。Effects of the Invention As described above, the present invention provides a first rotating member that is attached to a take-up reel shaft that winds a magnetic tape and transmits rotational force, and a first rotating member that is attached to a supply reel shaft that supplies a magnetic tape and transmits rotational force. a second rotating member driven by a motor, a movable member rotatably attached around the axis of the third member, and a magnetic tape running in the forward direction. A movable member is in contact with the third rotating member and the first rotating member, and in the case of running the magnetic tape in the opposite direction, the movable member is in contact with the third rotating member and the second rotating member to transmit rotational force. Since the fourth rotating member is attached to the top, the fourth rotating member transmits rotation in both the forward and reverse directions of the magnetic tape, thereby eliminating unnecessary rotating parts and simplifying the configuration. As a result, costs can be reduced.
第１図ないし第３図は、本発明の磁気テープ駆動装置の
一実施例に於ける早送り状態巻戻し状態及び再生又は記
録状態を示す上面図、第４図ないし第６図は従来の磁気
テープ駆動装置の早送り状態巻戻し状態及び再生又は記
録状態を示す上面図である。
１−ｍ−一基板
２−−−−ヘッド基板
３−一一一磁気ヘッド
４−−一一ピンチローラ
５−一一一ソレノイド
６−−−−キヤブスタン
７−−−−フライホイール
７ａ−一第１のギア
８−一一一可動部材
９−一一一第２のギア
１０−−−一巻取リール台
１０ａ−一第３のギア
１１−−−一供給リール台
１１ａ−第４のギア
１２−−−−モータ
１３−−−−ベルト
１４−−−一カセットテープ
代理人の氏名 弁理士 中尾敏男 ほか１名１− 本成
？−−−ヘツＹ゛纂猪、
３−・−（肱！（へ、ト。
樗−・〜℃・ン＋ローテ
５−・−ソレノイＹ
Ｃ−−キＦ７’ズグン
７°−７り噌、Ｔイー＋Ｖ
ｔ−・オ１−イ°ア
？−・−司′勧音ｆ壕
ｑ−−−ｔｒａ′＋“７
１１−−４失摩１ｒワ一ル台
１ｔα−一一刊一イ′ア
１２−−モータ
＋３−“ｉ′ルＹ
＋４．”°刀σツ１ｈｆ−〕゛
第 ６ 図
−フ1 to 3 are top views showing a fast forwarding state, a rewinding state, and a playback or recording state in an embodiment of the magnetic tape drive device of the present invention, and FIGS. 4 to 6 are top views of a conventional magnetic tape drive device. FIG. 3 is a top view showing a fast-forwarding state, a rewinding state, and a playback or recording state of the drive device. 1-m--substrate 2--head substrate 3--111 magnetic head 4--11 pinch roller 5-11-solenoid 6--cabustan 7--flywheel 7a-1st 1 gear 8-111 movable member 9-111 second gear 10---1 take-up reel stand 10a-1 third gear 11----1 supply reel stand 11a-4th gear 12 ---Motor 13--Belt 14--1 Cassette tape Agent's name: Patent attorney Toshio Nakao and 1 other person 1- Honnari? ---Hetsu Y゛纂猪, 3-・-(肱! T+V t-・O1-I°A?--・-TS'Kannef q---tra'+"7 11--4 Tsuma 1r Waldai 1tα-11kan1i' A12--Motor +3-"i'le Y +4."°Sword σtsu1hf-]゛Fig.6-F
Claims (3)
を巻き取るリールを駆動する第一のリール軸に回転力を
伝えるとともに他の部材より回転力が伝達される第一の
回転部材と、磁気テープを逆方向に走行させる際に磁気
テープを巻き取るリールを駆動する第二のリール軸に回
転力を伝えるとともに他の部材より回転力が伝達される
第二の回転部材と、モータによって回転駆動される第三
の回転部材と、前記第三の回転部材の軸に回転自在に取
り付けられた可動部材と、磁気テープを正方向に走行さ
せる場合には前記第三の回転部材及び前記第一の回転部
材と接触し磁気テープを逆方向に走行させる場合には前
記第三の回転部材及び前記第二の回転部材に接触して回
転力を伝達する様に前記可動部材上に回転自在に取り付
けられた第四の回転部材とを備えた事を特徴とする磁気
テープ駆動装置。(1) a first rotating member that transmits rotational force to a first reel shaft that drives a reel that winds the magnetic tape when the magnetic tape is run in the forward direction, and to which rotational force is transmitted from other members; A second rotating member that transmits rotational force to a second reel shaft that drives a reel that winds the magnetic tape when the magnetic tape is run in the opposite direction, and a second rotating member to which rotational force is transmitted from other members, and a second rotating member that is rotated by a motor. a third rotating member to be driven; a movable member rotatably attached to the shaft of the third rotating member; and, when the magnetic tape is run in the forward direction, the third rotating member and the first rotating member. Rotatably mounted on the movable member so as to contact the third rotating member and the second rotating member and transmit rotational force when the magnetic tape is caused to travel in the opposite direction by contacting the rotating member. 1. A magnetic tape drive device comprising: a fourth rotating member;
材及び第四の回転部材がギアである事を特徴とする特許
請求の範囲第１項記載の磁気テープ駆動装置。(2) The magnetic tape drive device according to claim 1, wherein the first rotating member, the second rotating member, the third rotating member, and the fourth rotating member are gears.
材及び第四の回転部材の外周が摩擦の大きな材料よりな
るローラである事を特徴とする特許請求の範囲第１項記
載の磁気テープ駆動装置。(3) Claim 1, characterized in that the outer circumferences of the first rotating member, the second rotating member, the third rotating member, and the fourth rotating member are rollers made of a material with high friction. The magnetic tape drive described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61304289A JPS63157347A (en) | 1986-12-19 | 1986-12-19 | Magnetic tape drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61304289A JPS63157347A (en) | 1986-12-19 | 1986-12-19 | Magnetic tape drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63157347A true JPS63157347A (en) | 1988-06-30 |
Family
ID=17931242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61304289A Pending JPS63157347A (en) | 1986-12-19 | 1986-12-19 | Magnetic tape drive device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63157347A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5120746U (en) * | 1974-08-02 | 1976-02-16 |
-
1986
- 1986-12-19 JP JP61304289A patent/JPS63157347A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5120746U (en) * | 1974-08-02 | 1976-02-16 |
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