JPS5824307Y2 - tape reel - Google Patents
tape reelInfo
- Publication number
- JPS5824307Y2 JPS5824307Y2 JP1979048642U JP4864279U JPS5824307Y2 JP S5824307 Y2 JPS5824307 Y2 JP S5824307Y2 JP 1979048642 U JP1979048642 U JP 1979048642U JP 4864279 U JP4864279 U JP 4864279U JP S5824307 Y2 JPS5824307 Y2 JP S5824307Y2
- Authority
- JP
- Japan
- Prior art keywords
- tape
- engaging
- reel
- protrusion
- recess
- 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.)
- Expired
Links
Landscapes
- Storage Of Web-Like Or Filamentary Materials (AREA)
Description
【考案の詳細な説明】
本考案は、磁気テープ等のケープ状体を巻回するテープ
リールに関するもので、巻回されるテープ状体の端部を
リール−・ブに強固に保合固定するととも□、必要時に
は容易にその係合固定を解除できるよう構成したもので
ある。[Detailed description of the invention] The present invention relates to a tape reel for winding a cape-like body such as magnetic tape. Both □ are constructed so that the engagement and fixation can be easily released when necessary.
従来、テープ状体の端部をリールハブに着脱可能に係合
固定する構成として第１図に示すものが考えられている
。Conventionally, a structure shown in FIG. 1 has been considered as a structure in which the end of a tape-shaped body is removably engaged with and fixed to a reel hub.
すなわち、リールハブ１のテープ巻回向の一部に扇状の
凹部２を設けるとともに、その凹部２の前記リールハブ
１の円周方向の両端部にはそれぞれ前記円周方向に伸び
る係合凹部２ａ、２ｂが設けられている。That is, a fan-shaped recess 2 is provided in a part of the reel hub 1 in the tape winding direction, and engagement recesses 2a and 2b extending in the circumferential direction are provided at both ends of the reel hub 1 in the circumferential direction of the recess 2. is provided.
３は、前記リールハブのテープ巻回面と等して曲率を有
する円弧状面を有する樹脂等よりなる弾性係合片であり
、この係合片３をその弾性変形を利用して、磁気テープ
４を介して前記凹部２に圧入する。Reference numeral 3 denotes an elastic engagement piece made of resin or the like having an arcuate surface having a curvature equal to the tape winding surface of the reel hub. It is press-fitted into the recess 2 through.
この時、前記係合片に設けられた係合爪３ａ 、３ｂが
それぞれ前記係合部２ａ 、２ｂに係合し、その圧入状
態を保持するものである。At this time, the engaging claws 3a and 3b provided on the engaging piece engage with the engaging portions 2a and 2b, respectively, and maintain the press-fitted state.
しかし、との構成では、磁気テープ４が強く引張られた
時には、保合片３が変形し、前記係合爪３ａ、３ｂと係
合凹部２ａ＋２ｂとの係合が解かれ、磁気テープ４の固
定が解かれるという問題があり、充分な係止力が得られ
ない問題があった。However, in the configuration, when the magnetic tape 4 is strongly pulled, the retaining piece 3 is deformed, the engaging claws 3a, 3b and the engaging recesses 2a+2b are disengaged, and the magnetic tape 4 is fixed. There was a problem that the locking force came loose, and a sufficient locking force could not be obtained.
この欠点を除去するため、第２図に示すように、係合片
３を圧入後に、金属片５を、係合片２の両係合爪３ａ、
３ｂ間に圧入する構成が考えられているが、現実にはこ
の金属片５の寸法管理は非常に困難なものである。In order to eliminate this drawback, as shown in FIG.
Although a configuration in which the metal piece 5 is press-fitted between the metal pieces 3b has been considered, in reality, it is extremely difficult to control the dimensions of this metal piece 5.
例えば、この金属片５の幅が狭すぎた場合には保合片２
の飛び出しが充分防止できず、充分な係止力が得られな
かったり、反対に金属片５の幅が広すぎた場合には係合
２を変形させ、外周面に磁気テープ４が巻回された時、
テープ層にいびつな巻癖を生じさせる事がある。For example, if the width of this metal piece 5 is too narrow, the retaining piece 2
If the metal piece 5 cannot be sufficiently prevented from popping out and a sufficient locking force cannot be obtained, or if the width of the metal piece 5 is too wide, the engagement 2 is deformed and the magnetic tape 4 is wound around the outer circumferential surface. When
This may cause an irregular curl in the tape layer.
本考案は上記従来の欠点を解消するもので、以下に実施
例をあげ図面とともに説明する。The present invention solves the above-mentioned conventional drawbacks, and will be described below with reference to embodiments and drawings.
第３図に釦いて、１はリール−・ブであり、そのテープ
巻回向には、前述の従来例と同様に係合凹部２ａ 、２
ｂを有する扇状の凹部２が設けられている。Referring to FIG. 3, numeral 1 denotes a reel, and in the tape winding direction there are engaging recesses 2a, 2, similar to the conventional example described above.
A fan-shaped recess 2 having a diameter b is provided.
本考案の特徴は、係合片３の形状にあり、第３図に示す
ようにこの外形は前記凹部２に略々一致する形状をなし
て釦り、その一端部には前記係合凹部２ｂの中に充分挿
入されて係合する係合突起３ｄが、また他端部には前記
係合凹部２ａの中に前記係合突起３ｄに比べその挿入量
の少ない状態で係合する保合突起３８が設けられている
。The feature of the present invention lies in the shape of the engagement piece 3. As shown in FIG. An engagement protrusion 3d that is fully inserted into the engagement recess 2a and engaged therewith, and an engagement protrusion 3d that is inserted into the engagement recess 2a by a smaller amount than the engagement protrusion 3d at the other end. 38 are provided.
また、前記係合片３の前記凹部２に対向する面３ｆ側に
は、前記係合突起３８に近接して凹欠部６が設けられて
訃り、この突出量の小さい係合突起３ｅ側が他方の突出
量の大きい保合突起３ｄ側に比べ前記係合片３の変形に
より前記リールハブの円周方向により移動容易に構成し
ている。Further, on the side of the surface 3f of the engaging piece 3 facing the recess 2, a recessed notch 6 is provided close to the engaging protrusion 38, and the engaging protrusion 3e side having a smaller protrusion is The deformation of the engaging piece 3 makes it easier to move in the circumferential direction of the reel hub compared to the other retaining protrusion 3d, which has a larger protrusion.
すなわち、本考案の係合片３は、その係合突起３ｄと係
合突起３８が非対称であるとともに、前記凹部６も係合
片３の中心に対して非対称に設けられている。That is, in the engagement piece 3 of the present invention, the engagement protrusion 3d and the engagement protrusion 38 are asymmetrical, and the recess 6 is also provided asymmetrically with respect to the center of the engagement piece 3.
そして、磁気テープ４は、第３図口に示すようにその巻
回されるテープ部が、少なくとも前記係合突起３ｄと係
合凹部２ｂ間□位置するように前記係合片３によりリー
ルノ・ブ１に固定される。Then, the magnetic tape 4 is attached to the reel knob by the engaging piece 3 so that the tape portion to be wound is located between at least the engaging protrusion 3d and the engaging recess 2b, as shown in the opening of FIG. Fixed to 1.
この状態に釦いて、第３図ハに示すようにテープ５が矢
印Ａ方向に引張られると係合片３は矢印Ｂ方向に力を受
けるが、この時係合片３に発生する反力Ｃと共にテープ
５を強固に押圧し、しかも係合片３の突出量の大きな係
合突起３ｄが・・ブの溝係合凹部２ｂに充分に入り込ん
でいるため係合片３が撓んで−・ブ１から飛び出す事が
無く充分なテープ係止力が得られる。When the button is pressed in this state and the tape 5 is pulled in the direction of arrow A as shown in FIG. At the same time, the tape 5 is firmly pressed, and since the large engaging protrusion 3d of the engaging piece 3 is fully inserted into the groove engaging recess 2b of the piece, the engaging piece 3 is bent and the piece is bent. Sufficient tape locking force can be obtained without jumping out from the tape.
前記構成にむいてテープ５は強固に固定され、かつ、第
２の従来例のように金属片を挿入する必要が無いので、
係合片３をこの金属片の圧入により変形せしめることが
ないため、外周面を高精度に保つものである。With the above structure, the tape 5 is firmly fixed, and there is no need to insert a metal piece as in the second conventional example.
Since the engagement piece 3 is not deformed by the press-fitting of the metal piece, the outer circumferential surface can be maintained with high precision.
なアー１＝般にテープカセットには２個のリールが納め
られる事が多いが、この場合は第４図のように右側のリ
ールは第３図と同じであるが、左側のリールには係合片
３を右側リールに対して左右反対に組立てを行なう事に
より前記のとうりテープ５を強固に係止する事ができる
。Naa1 = Generally, two reels are often stored in a tape cassette, but in this case, as shown in Figure 4, the right reel is the same as in Figure 3, but the left reel is By assembling the joining piece 3 in the opposite left and right directions with respect to the right reel, the above-described tape 5 can be securely locked.
この場合、ハブ１の凹部２を線対称形に構成して釦けば
、左右のリールおよび保合片は同一部品を共用する事が
できる。In this case, if the concave portion 2 of the hub 1 is configured and buttoned in a line-symmetrical manner, the left and right reels and retaining pieces can share the same parts.
このように係合片３を第４図のように左右のリールに釦
いて反対に組立てるには、保合片３の左右方向の形状を
判別する必要があるが、工場に釦いて機械によって次の
ようにして判別を行なうことが出来る。In order to assemble the engaging piece 3 on the left and right reels in the opposite manner as shown in Figure 4, it is necessary to determine the shape of the engaging piece 3 in the left and right direction. The determination can be made as follows.
すなわち、振動により順次係合片３が送られる搬送路の
一部□、第５図に示すように、一端縁に係合片３の係合
突起３ｄあるいは３８が当接する位置規制部１５を有し
、その位置規制部１５に前記両保合突起内突出量の大な
る係合突起３ｄが当接した状態で、凹欠部６に係合する
突起１６を有するベース１７を設けてあ−けば、このベ
ース１７上に振動により搬送されて来た係合片３が第５
図のように係合突起３ 、ｄと位置規制部１５とが当接
する正規の位置関係にある時には、突起１６と凹欠部６
が係合した状態で順次搬送されるが、第６図のように左
右が逆に搬送されてきた場合は、係台片３はベース１７
より落下するものである。That is, as shown in FIG. 5, a portion □ of the conveyance path through which the engaging pieces 3 are sequentially sent by vibration has a position regulating portion 15 on one end of which the engaging protrusion 3d or 38 of the engaging piece 3 comes into contact. A base 17 is provided which has a protrusion 16 that engages with the recessed notch 6 with the engagement protrusion 3d having a large protrusion inside both retaining protrusions in contact with the position regulating part 15. For example, the engagement piece 3 that has been conveyed by vibration onto this base 17 is placed on the fifth
As shown in the figure, when the engagement protrusions 3, d and the position regulating part 15 are in a normal positional relationship in contact with each other, the protrusion 16 and the recessed part 6 are in contact with each other.
However, if the left and right sides are reversed as shown in FIG.
It is more likely to fall.
このようにして、凹欠部６を係合片３の中心に対して非
対称に設けであることを利用して、その方向を機械的に
容易に判別できるものである。In this way, by utilizing the fact that the recessed notch 6 is provided asymmetrically with respect to the center of the engagement piece 3, its direction can be easily determined mechanically.
な１係台片３の挿入時には磁気テープ５を凹部２に挿入
し、しかる後に係合片３の係合突起３ｄを係合凹部２ａ
または２ｂに挿入した後に、係合片３の他端を押圧する
ことにより、主として係合突起３ｅの近傍の弾性変形を
利用して係合突起３゜を他方の係合凹部に係合せしめる
ものであるが、誤って第７図に示すように係合突起３ｅ
を最初に挿入した場合には、係合突起３ｄがハブ面に当
接して、その挿入が阻止されるものである。1. When inserting the engaging base piece 3, the magnetic tape 5 is inserted into the recess 2, and then the engaging protrusion 3d of the engaging piece 3 is inserted into the engaging recess 2a.
Or, by pressing the other end of the engaging piece 3 after inserting it into the engaging protrusion 3e, the engaging protrusion 3° is engaged with the other engaging recess mainly by utilizing elastic deformation in the vicinity of the engaging protrusion 3e. However, as shown in FIG. 7, the engaging protrusion 3e
When the hub is inserted for the first time, the engagement protrusion 3d comes into contact with the hub surface and the insertion is blocked.
また、係合片３を離反せしめる場合には、例えば、第８
図１よび第９図に示すように、くさび状の工具１８を凹
欠部６に挿入することにより、係合突起３ｅの近傍が変
形して、容易に離脱できるものである。In addition, when separating the engagement piece 3, for example, the eighth
As shown in FIGS. 1 and 9, by inserting the wedge-shaped tool 18 into the recessed notch 6, the vicinity of the engagement protrusion 3e is deformed and can be easily removed.
さらに、リーブハブ１に巻かれたテープにいびつな巻癖
が生じることを防止するため第３図口に示すように、係
合片３のテープの巻き始められる側の外周面を、リール
ハブ１の外周面よりテープ５の厚さだけ低くなるように
構威し、また、他端部を逆にテープの厚さだけ高くなる
よう構成してトけば、リールハブの外周面に露出したテ
ープ５の終端５ａの影響も軽減できるものである。Furthermore, in order to prevent the tape wound around the reel hub 1 from forming an irregular winding habit, as shown in FIG. If the other end is configured to be lower than the surface by the thickness of the tape 5, and conversely, the other end is configured to be higher by the thickness of the tape, the end of the tape 5 exposed on the outer peripheral surface of the reel hub. The influence of 5a can also be reduced.
以上のように、本考案は、リールハブに設けられた凹部
に挿入される保合片の両端部に互に突出量の異なる保合
突起部を設け、かつ前記両係合突起部の内の大きい係合
突起部側より小さな係合突起側に近接するよう凹欠部を
設けたものであるため、この係合片の挿入が容易で、か
つ強固なテープの係止力が得られるものであり、また、
係合片の離反時にも前記凹欠部を利用することができ、
さらに、係合片の方向の判別もとの凹欠部を利用して機
械的に可能なものである。As described above, the present invention provides locking protrusions with different protrusion amounts at both ends of a locking piece to be inserted into a recess provided in a reel hub, and a larger one of the two engaging protrusions. Since the concave notch is provided closer to the smaller engagement protrusion side than the engagement protrusion side, the engagement piece can be easily inserted and a strong tape locking force can be obtained. ,Also,
The recessed part can be used even when the engagement piece is separated,
Furthermore, this is possible mechanically by utilizing the original recessed notch for determining the direction of the engaging piece.
第１図は従来のテープリールの要部を示す平面図、第２
図は従来の他のテープリールの要部を示す平面図、第３
図イ５口、ハはそれぞれ本考案の一実施例の要部を示す
平面図、第４図はテープリールを２個収納したカセット
におけるリールの位置関係を示す平面図、第５図および
第６図は本考案による係合片の方向を規制する手段の一
例を示す要部断面図、第１図は本考案による係合片の圧
入動作を示す平面図、第８図は本考案による係合片の離
反時を説明するための平面図、第９図は同側面図である
。
１・・・リールハブ、２・・・凹部、２ａ、２ｂ・・・
係合凹部、３・・・係合片、３ｄ、３ｅ・・・係、５・
・・磁気テープ、６・・・凹欠部。Figure 1 is a plan view showing the main parts of a conventional tape reel;
The figure is a plan view showing the main parts of another conventional tape reel.
Figures A and C are plan views showing essential parts of an embodiment of the present invention, Figure 4 is a plan view showing the positional relationship of the reels in a cassette containing two tape reels, and Figures 5 and 6. The figure is a sectional view of a main part showing an example of means for regulating the direction of the engaging piece according to the present invention, Figure 1 is a plan view showing the press-fitting operation of the engaging piece according to the present invention, and Figure 8 is the engagement piece according to the present invention. A plan view for explaining when the pieces are separated, and FIG. 9 is a side view of the same. 1... Reel hub, 2... Recess, 2a, 2b...
Engagement recess, 3... Engagement piece, 3d, 3e... Engagement, 5.
...Magnetic tape, 6...Concave cutout.
Claims (4)
とともに、その凹部の前記リールハーブの円筒方向の両
端部にそれぞれ前記円周方向に伸びる係合凹部を設け、
前記凹部に係合する係合片の両端部に、前記係合凹部に
それぞれ挿入される互に突出量の異なる第１と第２の係
合突起部を設けるとともに、その係合片の前記リールハ
ブ側に対向する面に前記両係合突起部の内実出量の大な
る第１の係合突起部側より突出量の小さい第２の係合突
起部側に近接して凹欠部を設けて、前記第２の係合突起
部が他方の第１の係合突起部に比べ前記係合片の変形に
より前記リールハブの円周方向により移動容易に構成し
、前記係合片を巻回すべきテープ状体を介して前記凹部
に挿入して前記テープが少なくとも前記第１の係合突起
部と係合凹部間を通って導出されるよう前記テープをリ
ール−・ブに係止することを特徴とするテープリール。(1) A recess is provided in a part of the tape winding surface of the reel hub, and engagement recesses extending in the circumferential direction are provided at both ends of the reel hub in the cylindrical direction of the recess, respectively;
First and second engaging protrusions having different protrusion amounts, which are inserted into the engaging recesses, are provided at both ends of the engaging piece that engages with the recess, and the reel hub of the engaging piece A recessed notch is provided on the surface facing the two engaging protrusions closer to the second engaging protrusion side that protrudes smaller than the first engaging protrusion side that protrudes larger. , the second engagement protrusion is configured to be more easily movable in the circumferential direction of the reel hub due to deformation of the engagement piece compared to the other first engagement protrusion, and the tape around which the engagement piece is to be wound; The tape is inserted into the recess through a shaped body and is locked to the reel so that the tape is guided out through at least between the first engagement protrusion and the engagement recess. tape reel.
ブの円周方向における前記凹部の中心に対して左右対称
であることを特徴とする実用新案登録請求の範囲第１項
に記載のテープリール。(2) If the engaging recesses provided at both ends of the recess, the reel.
The tape reel according to claim 1, wherein the tape reel is symmetrical with respect to the center of the recess in the circumferential direction of the tape reel.
合突起が位置する側の前記係合片の外周面ラリ−ルー・
ブの外周向より、巻回されるテープ状体の厚さだけ低く
なるよう構成したことを特徴とする実用新案登録請求の
範囲第１項に記載のテープリール。(3) When the engaging piece is inserted into the recess, the outer circumferential surface of the engaging piece on the side where the engaging protrusion with a large protrusion is located.
2. The tape reel according to claim 1, wherein the tape reel is configured to be lower than the outer circumference of the reel by the thickness of the tape-shaped body being wound.
合突起が位置する側の前記係合片の外周向をリールハブ
の外周面より、巻回されるテープ状体の厚さだけ高くな
るよう構成したことを特徴とする実用新案登録請求の範
囲第１項あるいは第３項に記載のテープリール。(4) When the engaging piece is inserted into the recess, the thickness of the tape-shaped body to be wound is such that the outer circumferential direction of the engaging piece on the side where the engaging protrusion with a small protrusion is located is from the outer circumferential surface of the reel hub. The tape reel according to claim 1 or 3 of the utility model registration claim, characterized in that the tape reel is constructed such that the height thereof is increased by a certain amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979048642U JPS5824307Y2 (en) | 1979-04-11 | 1979-04-11 | tape reel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979048642U JPS5824307Y2 (en) | 1979-04-11 | 1979-04-11 | tape reel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55149880U JPS55149880U (en) | 1980-10-28 |
| JPS5824307Y2 true JPS5824307Y2 (en) | 1983-05-24 |
Family
ID=28932748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979048642U Expired JPS5824307Y2 (en) | 1979-04-11 | 1979-04-11 | tape reel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5824307Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6346937Y2 (en) * | 1981-01-07 | 1988-12-05 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4923448U (en) * | 1972-06-09 | 1974-02-27 |
-
1979
- 1979-04-11 JP JP1979048642U patent/JPS5824307Y2/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4923448U (en) * | 1972-06-09 | 1974-02-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55149880U (en) | 1980-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5920250A (en) | Noise absorber | |
| US4685638A (en) | Cassette for accommodating electrically conductive film | |
| JPS5824307Y2 (en) | tape reel | |
| JPH058514B2 (en) | ||
| US4663688A (en) | Magnetic tape cassette with improved spring member | |
| US4650136A (en) | Magnetic tape cassette | |
| JPS5923262Y2 (en) | Cassette tape reel hub | |
| JPS6143807Y2 (en) | ||
| JPS6212103Y2 (en) | ||
| JPH0152832B2 (en) | ||
| JPS5935898Y2 (en) | tape reel | |
| JPS6336552Y2 (en) | ||
| JPS587511Y2 (en) | tape cassette | |
| JPS6219649Y2 (en) | ||
| JPH0351831Y2 (en) | ||
| JPS63144481A (en) | Mask construction for magnetic tape cassette | |
| JP2917493B2 (en) | Tape cassette | |
| JP2541212B2 (en) | Roll rotation prevention device | |
| JPS5830308Y2 (en) | reel hub | |
| JPS5822312Y2 (en) | reel hub | |
| JPS5939347Y2 (en) | magnetic tape cartridge | |
| JPH0633591Y2 (en) | Magnetic tape cassette | |
| JPS6312467Y2 (en) | ||
| JPS5811066Y2 (en) | Crankshaft fixing structure in push-button tuner | |
| JPH0555377U (en) | Tape cassette |