JPH0863938A - Tape reel - Google Patents
Tape reelInfo
- Publication number
- JPH0863938A JPH0863938A JP20000494A JP20000494A JPH0863938A JP H0863938 A JPH0863938 A JP H0863938A JP 20000494 A JP20000494 A JP 20000494A JP 20000494 A JP20000494 A JP 20000494A JP H0863938 A JPH0863938 A JP H0863938A
- Authority
- JP
- Japan
- Prior art keywords
- preventing member
- tape
- winding disturbance
- winding
- disturbance preventing
- 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
Landscapes
- Storage Of Web-Like Or Filamentary Materials (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、テープカセットやビデ
オテープカセット等において、磁気テープの供給や巻取
りに使用するテープリールに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape reel used for supplying or winding a magnetic tape in a tape cassette, a video tape cassette or the like.
【０００２】[0002]
【従来の技術】ビデオテープ等に使用されて、磁気テー
プの供給や巻取りを行うテープリールとして、図１２に
示したものが知られている。2. Description of the Related Art A tape reel shown in FIG. 12 is known as a tape reel used for a video tape or the like for supplying and winding a magnetic tape.
【０００３】上記テープリール１０１は、磁気テープ１
０２を巻き付けるハブ１０３と、該ハブ１０３の上，下
端部に配置された上，下フランジ１０４，１０５を有し
ている。The tape reel 101 is a magnetic tape 1.
It has a hub 103 around which 02 is wound, and upper and lower flanges 104 and 105 arranged at the upper and lower ends of the hub 103.
【０００４】そして、上記上，下フランジ１０４，１０
５により位置規制を行ないながらハブ１０３に磁気テー
プ１０２を巻き付けるようになっている。Then, the upper and lower flanges 104 and 10 described above.
The magnetic tape 102 is wound around the hub 103 while the position is regulated by 5.
【０００５】上記上フランジ１０４と下フランジ１０５
の間隔Ｄは、上記ハブ１０３に巻き付けられた磁気テー
プ１０２の上，下エッジ１０２ａ，１０２ｂと上，下フ
ランジ１０４，１０５の間に、それぞれクリアランス
Ｃ，Ｃが発生するように、磁気テープ１０２の幅Ｗに上
記クリアランスＣ，Ｃを加えた値、つまりＤ＝Ｗ＋２×
Ｃに設定されている。The above-mentioned upper flange 104 and lower flange 105
The distance D of the magnetic tape 102 is such that clearances C and C are generated between the upper and lower edges 102a and 102b of the magnetic tape 102 wound around the hub 103 and the upper and lower flanges 104 and 105, respectively. A value obtained by adding the clearances C and C to the width W, that is, D = W + 2 ×
It is set to C.
【０００６】上記クリアランスＣは、リール寸法精度
（上，下フランジの間隔Ｄの精度）や磁気テープ寸法精
度（テープ幅の不均一）のバラツキ、或は上，下フラン
ジ１０４，１０５の面振れ等を吸収するためのものであ
る。The clearance C varies in reel dimensional accuracy (accuracy of the upper and lower flange spacing D) and magnetic tape dimensional accuracy (uneven tape width), or surface deviation of the upper and lower flanges 104 and 105. Is to absorb the.
【０００７】ところで、上述のように、磁気テープ１０
２の上，下エッジ１０２ａ，１０２ｂと上，下フランジ
１０４，１０５の間にクリアランスＣを設定すると次に
述べるような不具合が発生する。By the way, as described above, the magnetic tape 10 is used.
If the clearance C is set between the upper and lower edges 102a and 102b and the upper and lower flanges 104 and 105, the following problems will occur.
【０００８】（１）上記クリアランスＣの存在により、
図１３に示したように、磁気テープ１０２に巻き乱れが
発生する。（巻き乱れは特に高速巻取時に発生しやす
い。） （２）磁気テープ１０２に巻き乱れが生じると、落下時
などテープカセットに強い衝撃が加わった場合に、磁気
テープ１０２の上，下エッジ１０２ａ，１０２ｂが上，
下フランジ１０４，１０５に衝突して、磁気テープ１０
２に所謂エッジダメージが発生する。(1) Due to the existence of the clearance C,
As shown in FIG. 13, winding disorder occurs on the magnetic tape 102. (Disturbance of winding is particularly likely to occur during high-speed winding.) (2) When winding disorder occurs on the magnetic tape 102, when a strong impact is applied to the tape cassette such as when it is dropped, the upper and lower edges 102a of the magnetic tape 102 are wound. , 102b is up,
When the magnetic tape 10 collides with the lower flanges 104 and 105,
2 causes so-called edge damage.
【０００９】（３）磁気テープ１０２は、エッジダメー
ジにより正常な記録再生が不可能になる。(3) Normal recording / reproduction of the magnetic tape 102 becomes impossible due to edge damage.
【００１０】そこで、上記不具合を解消するものとし
て、図１４〜図１５に示したように、上フランジ１０４
に巻乱防止部材１１１を取付け、該巻乱防止部材１１１
で、磁気テープ１０２の上エッジ１０２ａを押え、磁気
テープ１０２を下フランジ１０５側に押し付けるように
して、磁気テープ１０２の巻き乱れを防止するようにし
たテープリール２０１も開発されるに至った（特願平６
−１１１６２０号）。Therefore, in order to solve the above problems, as shown in FIGS. 14 to 15, the upper flange 104 is formed.
The winding disturbance prevention member 111 is attached to the
Then, a tape reel 201 has been developed in which the upper edge 102a of the magnetic tape 102 is pressed and the magnetic tape 102 is pressed to the lower flange 105 side to prevent winding disorder of the magnetic tape 102 (special feature). Wishhei 6
-111620).
【００１１】上記巻乱防止部材１１１は、弾性を有する
プラスチック製のシートで平面略矩形状に作られてい
て、幅方向（短辺方向）の略中央部に断面半円形状の膨
出部１１１ａが設けられていて、該膨出部１１１ａの両
側は平面状の一対の接着部１１１ｂ，１１１ｃになって
いる。The winding disturbance preventing member 111 is made of an elastic plastic sheet and has a substantially rectangular shape in a plan view. A bulging portion 111a having a semicircular cross section is formed at a substantially central portion in the width direction (short side direction). Are provided, and a pair of flat bonding portions 111b and 111c are formed on both sides of the bulging portion 111a.
【００１２】そして、上記巻乱防止部材１１１は、上記
膨出部１１１ａを上フランジ１０４の外側面側から、上
記上フランジ１０４に設けた巻乱防止部材取付用の切欠
部１１２に挿入し、その先端を上フランジ１０４の内側
面側に突出させるとともに、上記一対の接着部１１１
ｂ，１１１ｃを接着剤１１３等で上記上フランジ１０４
の外側面に接着させて取付けるようになっている。In the winding disturbance preventing member 111, the bulging portion 111a is inserted from the outer surface side of the upper flange 104 into the notch portion 112 provided in the upper flange 104 for mounting the winding disturbance preventing member. The tip is projected toward the inner side surface of the upper flange 104, and the pair of adhesive portions 111
b, 111c with the adhesive 113 or the like to the upper flange 104
It is designed to be attached to the outer surface of the.
【００１３】[0013]
【発明が解決しようとする課題】ところで、上記従来の
テープリール２０１は、上述したように、弾性を有する
プラスチック製のシートで平面略矩形状に作られた巻乱
防止部材１１１の半円形状の膨出部１１１ａを上フラン
ジ１０４の巻乱防止部材取付用の切欠部１１２に挿入
し、かつ上記膨出部１１１ａの両側の接着部１１１ｂ，
１１１ｃを上フランジ１０４の外側面に接着剤１１３で
接着して取付ける構成になっていたために、巻乱防止部
材１１１の上フランジ１０４への取付作業が面倒で手間
が掛かり、製品コストも高くなるという問題点があっ
た。By the way, as described above, the conventional tape reel 201 has a semicircular shape of the disturbance preventing member 111 which is made of an elastic plastic sheet and has a substantially rectangular shape in a plane. The bulging portion 111a is inserted into the notch 112 for mounting the winding disturbance preventing member of the upper flange 104, and the adhesive portions 111b on both sides of the bulging portion 111a,
Since the 111c is configured to be attached to the outer surface of the upper flange 104 by the adhesive 113, the work of attaching the winding disturbance preventing member 111 to the upper flange 104 is troublesome, troublesome, and the product cost is high. There was a problem.
【００１４】本発明は、接着剤等を使用せずに、巻乱防
止部材を簡単かつ確実に上，下フランジに取付けること
のできるテープリールを提供することを目的としてなさ
れたものである。The present invention has been made for the purpose of providing a tape reel capable of easily and surely attaching a winding disturbance preventing member to upper and lower flanges without using an adhesive or the like.
【００１５】[0015]
【課題を解決するための手段】請求項１の発明は、テー
プを巻き付けるハブと、該ハブの上，下端部に配置され
た上，下フランジと、これら上，下フランジの少なくと
もいずれか一方に取付けられていて、上記ハブに巻き付
けられるテープのエッジを押えて、テープの巻き乱れを
防止する巻乱防止部材とを備えたテープリールにおい
て、上記巻乱防止部材を、チューブ状に形成するととも
に、上記上，下フランジの少なくともいずれか一方に、
上記チューブ状の巻乱防止部材の内径部に挿入すること
により、該巻乱防止部材を取付け支持する巻乱防止部材
支持部を設けた。According to a first aspect of the present invention, a hub around which a tape is wound, upper and lower flanges arranged at the upper and lower ends of the hub, and at least one of the upper and lower flanges are provided. In a tape reel that is attached and holds an edge of the tape wound around the hub, and a winding disturbance prevention member that prevents the winding disturbance of the tape, the winding disturbance prevention member is formed into a tube shape, and At least one of the above and lower flanges,
A winding disturbance preventing member supporting portion for mounting and supporting the winding disturbance preventing member is provided by inserting the tubular disturbance preventing member into the inner diameter portion.
【００１６】請求項２の発明は、請求項１のテープリー
ルにおいて、巻乱防止部材を、プラスチックにより円筒
状に形成した。According to a second aspect of the present invention, in the tape reel according to the first aspect, the winding disturbance preventing member is formed of plastic into a cylindrical shape.
【００１７】請求項３の発明は、請求項１又は２のテー
プリールにおいて、巻乱防止部材支持部を、上，下フラ
ンジの少なくともいずれか一方の半径方向に切起部を設
けることにより形成した。According to a third aspect of the present invention, in the tape reel according to the first or second aspect, the winding disturbance preventing member supporting portion is formed by providing a cut and raised portion in the radial direction of at least one of the upper and lower flanges. .
【００１８】請求項４の発明は、請求項３のテープリー
ルにおいて、切起部の自由端側をフランジの内周側に配
置し、固定端側をフランジの外周側に配置した。According to a fourth aspect of the invention, in the tape reel of the third aspect, the free end side of the cut and raised portion is arranged on the inner peripheral side of the flange, and the fixed end side is arranged on the outer peripheral side of the flange.
【００１９】[0019]
【作用】請求項１のテープリールにあっては、チューブ
状に形成された巻乱防止部材の内径部内に、巻乱防止部
材支持部を挿入することにより、上記巻乱防止部材は、
巻乱防止部材支持部を介してフランジに取付けられた状
態になる。In the tape reel according to the first aspect of the present invention, the winding disturbance preventing member is formed by inserting the winding disturbance preventing member supporting portion into the inner diameter portion of the winding disturbance preventing member formed in a tube shape.
It is in a state of being attached to the flange through the winding disturbance preventing member supporting portion.
【００２０】請求項２のテープリールにあっては、巻乱
防止部材をプラスチックで円筒状に形成したので、巻乱
防止部材支持部に上記円筒状の巻乱防止部材を取付けれ
ば、該巻乱防止部材の下半部の円弧面が磁気テープに接
触して、該磁気テープの巻き乱れを防止する。In the tape reel of claim 2, since the winding disturbance preventing member is formed of plastic into a cylindrical shape, if the cylindrical winding disturbance preventing member is attached to the winding disturbance preventing member support portion, the winding disturbance preventing member is wound. The arcuate surface of the lower half of the disturbance prevention member comes into contact with the magnetic tape to prevent winding disturbance of the magnetic tape.
【００２１】請求項３のテープリールにあっては、切起
部の自由端側をフランジ面から引き起して、上記自由端
側から巻乱防止部材支持部を、巻乱防止部材の内径部に
挿入することができる。According to another aspect of the tape reel of the present invention, the free end side of the cut-and-raised portion is raised from the flange surface, and the winding disturbance preventing member support portion is provided from the free end side and the inner diameter portion of the winding disturbance preventing member. Can be inserted into.
【００２２】請求項４のテープリールにあっては、切起
部の自由端側がフランジの内周側に配置されているの
で、リール乃至フランジが回転して、巻乱防止部材に遠
心力が作用した場合に、上記巻乱防止部材は、外周側つ
まり巻乱防止部材としての切起部の固定端側に押し付け
られる。In the tape reel of the fourth aspect, since the free end side of the cut and raised portion is arranged on the inner peripheral side of the flange, the reel or the flange rotates, and a centrifugal force acts on the disturbance preventing member. In this case, the winding disturbance preventing member is pressed against the outer peripheral side, that is, the fixed end side of the cut and raised portion as the winding disturbance preventing member.
【００２３】[0023]
【実施例】次に、本発明を図１〜図１１を参照して説明
する。図１〜図６は、第１実施例のテープリール１を示
す。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be described with reference to FIGS. 1 to 6 show a tape reel 1 of the first embodiment.
【００２４】上記テープリール１は、磁気テープ２を巻
き付けるハブ３と、該ハブ３の上，下端部に配置された
上，下フランジ４，５と、上記上フランジ４に取付けら
れていて、上記ハブ３に巻き付けられる磁気テープ２の
上エッジ２ａを押えて、下フランジ５側に押し付けるよ
うにして、磁気テープ２の巻き乱れを防止する巻乱防止
部材６を備えている。The tape reel 1 is attached to a hub 3 around which the magnetic tape 2 is wound, upper and lower flanges 4 and 5 arranged on the upper and lower end portions of the hub 3, and the upper flange 4, and A winding disturbance preventing member 6 for preventing the winding disturbance of the magnetic tape 2 is provided by pressing the upper edge 2a of the magnetic tape 2 wound around the hub 3 and pushing it against the lower flange 5 side.
【００２５】図４に示したように、上記巻乱防止部材６
は、約３６μｍの肉厚Ｔの弾性を有するポリエチレン等
のプラスチックのフイルムにより、約４．６ｍｍの直径
φの円筒状に形成されている。As shown in FIG. 4, the winding disturbance preventing member 6
Is formed into a cylindrical shape having a diameter φ of about 4.6 mm from a film of plastic such as polyethylene having a thickness T of about 36 μm and having elasticity.
【００２６】図５に示したように、上フランジ４は、上
記プラスチックのフイルムにより形成された円筒状の巻
乱防止部材６の内径部に挿入することにより、該巻乱防
止部材６を取付け支持する巻乱防止部材支持部７を有し
ている。As shown in FIG. 5, the upper flange 4 is inserted into the inner diameter portion of the cylindrical disturbance preventing member 6 formed of the above-mentioned plastic film to attach and support the disturbance preventing member 6. It has a winding disturbance prevention member supporting portion 7.
【００２７】上記巻乱防止部材支持部７は、上フランジ
４に半径方向の切起部を設けることにより形成されてい
る。The winding disturbance preventing member supporting portion 7 is formed by providing the upper flange 4 with a cut-and-raised portion in the radial direction.
【００２８】上記巻乱防止部材支持部７としての切起部
は、上フランジ４の半径方向に所定の間隔Ｄ1をもって
平行して、上フランジ４の内周部から外周部に伸びる第
１，第２のスリット８，９と、これら第１，第２のスリ
ット８，９の一端部を連結する第３のスリット１０とか
らなる平面略コ状の切欠部１１によって形成されてい
る。The cut-and-raised portions serving as the winding disturbance preventing member supporting portions 7 are parallel to each other in the radial direction of the upper flange 4 at a predetermined distance D 1 and extend from the inner peripheral portion of the upper flange 4 to the outer peripheral portion thereof. The second slits 8 and 9 and the third slit 10 that connects the one ends of the first and second slits 8 and 9 are formed by a substantially U-shaped notch 11 in a plane.
【００２９】上記第１，第２のスリット８，９の幅Ｗ1
は１ｍｍに形成され、上記第１，第２のスリット８，９
間の間隔Ｄ1は５ｍｍに設定されている。Width W 1 of the first and second slits 8 and 9
Is formed to 1 mm, and the first and second slits 8 and 9 are formed.
The distance D 1 between them is set to 5 mm.
【００３０】上記第３のスリット１０は、上フランジ４
の内周側において、上記第１，第２のスリット８，９の
一端部を連結している。The third slit 10 has the upper flange 4
On the inner peripheral side, the one ends of the first and second slits 8 and 9 are connected.
【００３１】上記コ状の切欠部１１によって形成された
巻乱防止部材支持部７としての切起部は、内周側の端部
が自由端７ａとなり、外周側の端部が固定端（枢支端）
７ｂとなる。The cut-and-raised portion formed by the U-shaped notch portion 11 as the winding disturbance preventing member support portion 7 has an inner peripheral end portion as a free end 7a and an outer peripheral end portion as a fixed end (pivot end). Branch)
7b.
【００３２】従って、図６に示したように、上記自由端
７ａ側を引き上げれば、巻乱防止部材支持部７としての
切起部は、固定端７ｂを支点にして、傾斜状に立ち上が
る。Therefore, as shown in FIG. 6, when the free end 7a side is pulled up, the cut-and-raised portion as the winding disturbance preventing member supporting portion 7 rises in an inclined manner with the fixed end 7b as a fulcrum.
【００３３】上述のように、巻乱防止部材支持部７とし
ての切起部を傾斜状に立ち上がらせた状態で、図７に示
したように、上記巻乱防止部材支持部７を上記円筒状の
巻乱防止部材６の内径部に挿入して、巻乱防止部材６を
巻乱防止部材支持部７に取付ける。As described above, in the state where the cut-and-raised portion as the winding disturbance preventing member support portion 7 is raised in an inclined shape, the winding disturbance preventing member support portion 7 has the cylindrical shape as shown in FIG. The winding disturbance preventing member 6 is inserted into the inner diameter portion of the winding disturbance preventing member 6 and is attached to the winding disturbance preventing member supporting portion 7.
【００３４】しかるのち、上記切起部を立ち上がらせて
いた力を解除すれば、図２に示したように、切起部は、
自身の持つ復元力により自動的に元の位置に復帰する。After that, if the force that had raised the cut-and-raised portion is released, the cut-and-raised portion will be removed as shown in FIG.
It automatically returns to its original position due to its own resilience.
【００３５】そして、上記円筒状の巻乱防止部材６の下
半部は、上フランジ４の内側面から下フランジ５側に、
上，下フランジ４，５と磁気テープ２のクリアランスＣ
（上フランジ４と下フランジ５の間隔Ｄから磁気テープ
２の幅Ｗを引いた値）と略同量突出する。The lower half portion of the cylindrical winding disturbance prevention member 6 extends from the inner surface of the upper flange 4 to the lower flange 5 side.
Clearance C between upper and lower flanges 4, 5 and magnetic tape 2
The protrusion amount is substantially the same as (the value obtained by subtracting the width W of the magnetic tape 2 from the distance D between the upper flange 4 and the lower flange 5).
【００３６】上記巻乱防止部材６は、ハブ３に巻き付け
られる磁気テープ２の最小巻径位置から最大巻係位置に
亘って、磁気テープ２の巻き乱れを防止できる長さに形
成されている。The winding disturbance preventing member 6 is formed to have a length capable of preventing the winding disturbance of the magnetic tape 2 from the minimum winding diameter position of the magnetic tape 2 wound around the hub 3 to the maximum winding engagement position.
【００３７】第１実施例のテープリール１は上述のよう
な構成である。The tape reel 1 of the first embodiment is constructed as described above.
【００３８】従って、上記巻乱防止部材６は、上記上フ
ランジ４の内面側から下フランジ５側に突出している半
円形状の下半部によってハブ３に巻き付けられる磁気テ
ープ２の上エッジ２ａを下フランジ５側に押し付けるよ
うにして、磁気テープ２の巻き乱れを防止するのであ
る。Therefore, the winding disturbance preventing member 6 has the upper edge 2a of the magnetic tape 2 wound around the hub 3 by the lower half portion of the semicircular shape protruding from the inner surface side of the upper flange 4 to the lower flange 5 side. The magnetic tape 2 is prevented from being disturbed by being pressed against the lower flange 5 side.
【００３９】上記巻乱防止部材６は、弾性を有している
ので適度に弾性変形し、磁気テープ２の上エッジ２ａ等
にデメージを与えるのを防止しながら、磁気テープ２の
巻き乱れを抑制する。Since the winding disturbance preventing member 6 has elasticity, it is appropriately elastically deformed to prevent giving an image to the upper edge 2a of the magnetic tape 2 and the like, while suppressing the winding disturbance of the magnetic tape 2. To do.
【００４０】図８は第２実施例を示す。FIG. 8 shows a second embodiment.
【００４１】この実施例は、上フランジ４に２つの巻乱
防止部材支持部７，７を設けた場合を示す。In this embodiment, the upper flange 4 is provided with two winding disturbance preventing member supporting portions 7, 7.
【００４２】上記巻乱防止部材支持部７，７は、ハブ３
を中心にして対称位置に設けられている。The winding disturbance preventing member supporting portions 7 and 7 are provided in the hub 3.
Are provided symmetrically with respect to.
【００４３】上記巻乱防止部材支持部７，７は、第１実
施例の場合と同様に、上フランジ４に切起部を設けるこ
とにより形成されている。The winding disturbance preventing member supporting portions 7 and 7 are formed by providing the upper flange 4 with cut and raised portions, as in the case of the first embodiment.
【００４４】他の構成は、第１実施例の場合と同一であ
るので同一構成部分には同一符号を付して重複する説明
を省略する。Since the other structure is the same as that of the first embodiment, the same components are designated by the same reference numerals and the duplicate description will be omitted.
【００４５】図９〜図１０は第３実施例を示す。9 to 10 show a third embodiment.
【００４６】この実施例において、巻乱防止部材支持部
７は、固定端７ｂ側で所定の高さＨに立ち上げられた状
態になっている。In this embodiment, the winding disturbance preventing member supporting portion 7 is in a state of being raised to a predetermined height H on the fixed end 7b side.
【００４７】従って、上記巻乱防止部材支持部７の自由
端７ａは、上フランジ４の上面から突出した状態になる
ので、巻乱防止部材６の内径部へ挿入しやすくなるとい
う効果があるとともに、上記高さＨを変えることによ
り、巻乱防止部材６の上フランジ４の内面側から下フラ
ンジ５側へ突出する量を調整することができるという効
果がある。Therefore, since the free end 7a of the winding disturbance preventing member supporting portion 7 projects from the upper surface of the upper flange 4, there is an effect that it can be easily inserted into the inner diameter portion of the winding disturbance preventing member 6. By changing the height H, it is possible to adjust the amount of protrusion of the winding disturbance preventing member 6 from the inner surface side of the upper flange 4 to the lower flange 5 side.
【００４８】他の構成は、第１実施例の場合と同一であ
るので同一構成部分には同一符号を付して重複する説明
を省略する。Since the other structure is the same as that of the first embodiment, the same components are designated by the same reference numerals and the duplicate description will be omitted.
【００４９】図１１は第４実施例を示す。FIG. 11 shows a fourth embodiment.
【００５０】この実施例において、巻乱防止部材６は、
接着テープ２１で、上フランジ４の上面に接着されてい
る。In this embodiment, the winding disturbance prevention member 6 is
It is adhered to the upper surface of the upper flange 4 with an adhesive tape 21.
【００５１】従って、巻乱防止部材６は、巻乱防止部材
支持部７から抜け落ちるのが確実に防止され、かつ、磁
気テープ２への押付力を増強される。Therefore, the winding disturbance preventing member 6 is reliably prevented from falling off the winding disturbance preventing member supporting portion 7, and the pressing force to the magnetic tape 2 is enhanced.
【００５２】他の構成部分は、第１〜第３実施例の場合
と同一であるので同一部分には同一符号を付して重複す
る説明を省略する。Since the other components are the same as those in the first to third embodiments, the same parts are designated by the same reference numerals and the duplicate description will be omitted.
【００５３】なお、図面に示す実施例では、巻乱防止部
材７を上フランジ４側に設けた場合を示したが、巻乱防
止部材７は下フランジ５側に設けても、或は上，下フラ
ンジ４，５に設けても良い。Although the embodiment shown in the drawings shows the case where the winding disturbance preventing member 7 is provided on the upper flange 4 side, the winding disturbance preventing member 7 may be provided on the lower flange 5 side or may be provided on the upper flange 4 side. It may be provided on the lower flanges 4 and 5.
【００５４】また、巻乱防止部材７のフランジ内面側へ
の突出量は、必ずしも上，下フランジ４，５の間隔Ｄか
ら磁気テープ２の幅Ｗを差し引いた値と同一でなくても
良く、巻乱防止部材７の弾性度（硬度）等を勘案して適
宜の値に設定される。Further, the amount of protrusion of the winding disturbance preventing member 7 toward the inner surface of the flange is not necessarily the same as the value obtained by subtracting the width W of the magnetic tape 2 from the distance D between the upper and lower flanges 4, 5. It is set to an appropriate value in consideration of the elasticity (hardness) of the winding disturbance preventing member 7.
【００５５】[0055]
【発明の効果】本発明のテープリールには、次に述べる
ような効果がある。The tape reel of the present invention has the following effects.
【００５６】（１）請求項１のテープリールは、チュー
ブ状の巻乱防止部材の内径部に巻乱防止部材支持部を挿
入するという簡単な作業で巻乱防止部材をフランジに取
付けることができる。(1) In the tape reel according to the first aspect, the winding disturbance preventing member can be attached to the flange by a simple operation of inserting the winding disturbance preventing member supporting portion into the inner diameter portion of the tubular winding disturbance preventing member. .
【００５７】（２）請求項２のテープリールは、巻乱防
止部材を円筒状に形成したので、フランジの内側面から
突出する円弧面で磁気テープの巻き乱れを防止する。(2) In the tape reel according to the second aspect, since the winding disturbance preventing member is formed in a cylindrical shape, the winding disturbance of the magnetic tape is prevented by the arc surface protruding from the inner surface of the flange.
【００５８】（３）請求項３のテープリールは、フラン
ジに切起部を設けることにより巻乱防止部材支持部を形
成したので、該巻乱防止部材支持部としての切起部の自
由端側を引き起して、該自由端側から巻乱防止部材支持
部をチューブ状の巻乱防止部材の内径部に挿入して、該
巻乱防止部材を巻乱防止部材支持部に簡単、容易に取付
けることができる。(3) In the tape reel of the third aspect, since the winding disturbance preventing member supporting portion is formed by providing the flange with the cutting raised portion, the free end side of the cut raised portion serving as the winding disturbance preventing member support portion. And the winding disturbance preventing member support portion is inserted into the inner diameter portion of the tubular winding disturbance preventing member from the free end side, and the winding disturbance preventing member is easily and easily attached to the winding disturbance preventing member support portion. Can be installed.
【００５９】（４）請求項４のテープリールは、切起部
の自由端側をフランジの内周側に配置し、固定端側をフ
ランジの外周側に配置したので、テープリールが回転し
て、巻乱防止部材に遠心力が作用した場合に、巻乱防止
部材は、フランジの一体の固定端側に押し付けられ、巻
乱防止部材支持部の自由端側から抜け出るのを阻止され
る。(4) In the tape reel of claim 4, since the free end side of the cut and raised portion is arranged on the inner peripheral side of the flange and the fixed end side is arranged on the outer peripheral side of the flange, the tape reel rotates. When a centrifugal force acts on the winding disturbance preventing member, the winding disturbance preventing member is pressed against the integral fixed end side of the flange and is prevented from coming out from the free end side of the winding disturbance preventing member supporting portion.
【図１】第１実施例のテープリールの平面図。FIG. 1 is a plan view of a tape reel according to a first embodiment.
【図２】図１のＡ−Ａ線断面図。FIG. 2 is a sectional view taken along line AA of FIG.
【図３】図１のＢ−Ｂ線断面図。FIG. 3 is a sectional view taken along line BB of FIG.
【図４】巻乱防止部材の斜視図。FIG. 4 is a perspective view of a winding disturbance prevention member.
【図５】上フランジの平面図。FIG. 5 is a plan view of an upper flange.
【図６】巻乱防止部材を立ち上がらせた状態の断面図。FIG. 6 is a cross-sectional view of a state where a winding disturbance prevention member is raised.
【図７】巻乱防止部材を挿入した状態の断面図。FIG. 7 is a cross-sectional view of a state where a winding disturbance prevention member is inserted.
【図８】第２実施例のテープリールの平面図。FIG. 8 is a plan view of the tape reel according to the second embodiment.
【図９】第３実施例のテープリールの断面図。FIG. 9 is a sectional view of a tape reel according to a third embodiment.
【図１０】図９のＡ−Ａ線断面図。10 is a cross-sectional view taken along the line AA of FIG.
【図１１】第４実施例のテープリールの平面図。FIG. 11 is a plan view of a tape reel according to a fourth embodiment.
【図１２】従来例の断面図。FIG. 12 is a sectional view of a conventional example.
【図１３】従来例の問題点を示す断面図。FIG. 13 is a sectional view showing a problem of the conventional example.
【図１４】他の従来例の平面図。FIG. 14 is a plan view of another conventional example.
【図１５】他の実施例の一部破断正面図。FIG. 15 is a partially cutaway front view of another embodiment.
１…テープリール ２…磁気テープ ３…ハブ ４…上フランジ ５…下フランジ ６…巻乱防止部材 ７…巻乱防止部材支持部 DESCRIPTION OF SYMBOLS 1 ... Tape reel 2 ... Magnetic tape 3 ... Hub 4 ... Upper flange 5 ... Lower flange 6 ... Disturbance prevention member 7 ... Disturbance prevention member support part
Claims (4)
上，下端部に配置された上，下フランジと、これら上，
下フランジの少なくともいずれか一方に取付けられてい
て、上記ハブに巻き付けられるテープのエッジを押さえ
て、テープの巻き乱れを防止する巻乱防止部材とを備え
ていて、 上記巻乱防止部材は、弾性を有する素材でチューブ状に
形成されているとともに、 上記上，下フランジの少なくともいずれか一方は、上記
チューブ状の巻乱防止部材の内径部に挿入することによ
り、該巻乱防止部材を取付け支持する巻乱防止部材支持
部を有していることを特徴とするテープリール。1. A hub around which a tape is wound, upper and lower flanges arranged on the upper and lower ends of the hub, and these upper and lower flanges.
And a winding disturbance prevention member that is attached to at least one of the lower flanges and presses the edge of the tape wound around the hub to prevent the winding disturbance of the tape. And the at least one of the upper and lower flanges is inserted into the inner diameter portion of the tubular disturbance preventing member to attach and support the disturbance preventing member. A tape reel having a winding disturbance prevention member supporting portion.
ていることを特徴とするテープリール。2. The tape reel according to claim 1, wherein the winding disturbance preventing member is formed of plastic into a cylindrical shape.
ずれか一方の半径方向に切起部を設けることにより形成
されていることを特徴とするテープリール。3. The tape according to claim 1, wherein the winding disturbance preventing member supporting portion is formed by providing a cut and raised portion in a radial direction of at least one of the upper and lower flanges. reel.
っていることを特徴とするテープリール。4. The tape reel according to claim 3, wherein the cut-and-raised portion has a free end on the inner peripheral side and a fixed end on the outer peripheral side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20000494A JPH0863938A (en) | 1994-08-25 | 1994-08-25 | Tape reel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20000494A JPH0863938A (en) | 1994-08-25 | 1994-08-25 | Tape reel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0863938A true JPH0863938A (en) | 1996-03-08 |
Family
ID=16417201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20000494A Pending JPH0863938A (en) | 1994-08-25 | 1994-08-25 | Tape reel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0863938A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010055749A (en) * | 1996-11-15 | 2010-03-11 | Quantum Corp | Reel for winding tape, and tape cartridge |
-
1994
- 1994-08-25 JP JP20000494A patent/JPH0863938A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010055749A (en) * | 1996-11-15 | 2010-03-11 | Quantum Corp | Reel for winding tape, and tape cartridge |
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