JPS63113282U - - Google Patents
Info
- Publication number
- JPS63113282U JPS63113282U JP281987U JP281987U JPS63113282U JP S63113282 U JPS63113282 U JP S63113282U JP 281987 U JP281987 U JP 281987U JP 281987 U JP281987 U JP 281987U JP S63113282 U JPS63113282 U JP S63113282U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic tape
- tape cassette
- cassette
- hub holes
- holes
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000001721 transfer moulding Methods 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Description
第１図は本考案に係る磁気テープカセツトの一
実施態様を示す斜視図、第２図は第１図の矢印
―に沿つた断面図、第３図は第１図に示す磁気
テープカセツトのカセツトボデイ表面に接合形成
される転写フイルムの断面図、第４図は第１図に
示す磁気テープカセツトのカセツトハーフを射出
成形する金型の一態様を示す平面図、第５図は第
４図を要部拡大平面図、第６図は従来の磁気テー
プカセツトのカセツトハーフの転写成形に用いる
射出成形用金型を示す断面図、第７図は第６図に
示す転写成形に係る転写フイルムを示す断面図で
ある。
１，２……金型、１６，３０……射出孔、３，
４……凹部、５，２０……転写フイルム、１０…
…上ハーフ、１０ａ，１１ａ……ベースボデイ、
１１……下ハーフ、１２ａ……ベースフイルム、
１２ｂ……インク層、１２ｃ……接着剤層、１２
ｄ……帯電防止層、２１……保持手段。
FIG. 1 is a perspective view showing one embodiment of the magnetic tape cassette according to the present invention, FIG. 2 is a sectional view taken along the arrow - in FIG. 1, and FIG. 3 is a cassette of the magnetic tape cassette shown in FIG. 1. 4 is a sectional view of the transfer film bonded to the body surface, FIG. 4 is a plan view showing one aspect of the mold for injection molding the cassette half of the magnetic tape cassette shown in FIG. 1, and FIG. 5 is the same as FIG. 4. FIG. 6 is a sectional view showing an injection mold used for transfer molding of a cassette half of a conventional magnetic tape cassette, and FIG. 7 is a transfer film related to the transfer molding shown in FIG. 6. FIG. 1, 2... Mold, 16, 30... Injection hole, 3,
4... Concavity, 5, 20... Transfer film, 10...
...upper half, 10a, 11a...base body,
11...lower half, 12a...base film,
12b... Ink layer, 12c... Adhesive layer, 12
d... Antistatic layer, 21... Holding means.
Claims (1)
くとも転写層を一体接合する転写成形により形成
されたカセツトボデイの中空内部に、磁気テープ
を巻回した一対のハブを回転自在に内蔵した磁気
テープカセツトにおいて、溶融した合成樹脂を射
出型内に注入する射出孔が前記ハブに対応したハ
ブ孔間で、かつカセツトボデイ中央領域に設けら
れたことを特徴とする磁気テープカセツト。 (2) 前記射出孔が前記ハブ孔の中心を結んだ線
の中央に位置したことを特徴とする実用新案登録
請求の範囲第１項に記載の磁気テープカセツト。 (3) 前記射出孔が前記ハブ孔の中心を結んだ線
上でかつハブ孔間中央から対称な箇所に一対以上
設けられたことを特徴とする実用新案登録請求の
範囲第１項に記載の磁気テープカセツト。[Claims for Utility Model Registration] (1) A pair of hubs around which magnetic tape is wound are rotatable in the hollow interior of the cassette body, which is formed by transfer molding in which at least the transfer layer of the transfer film is integrally bonded to the surface of the cassette body. 1. A magnetic tape cassette built in a magnetic tape cassette, characterized in that an injection hole for injecting molten synthetic resin into an injection mold is provided between hub holes corresponding to the hubs and in a central region of the cassette body. (2) The magnetic tape cassette according to claim 1, wherein the injection hole is located at the center of a line connecting the centers of the hub holes. (3) The magnetism according to claim 1 of the utility model registration claim, characterized in that the injection holes are provided in one or more pairs on a line connecting the centers of the hub holes and at symmetrical locations from the center between the hub holes. tape cassette.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP281987U JPH0521755Y2 (en) | 1987-01-14 | 1987-01-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP281987U JPH0521755Y2 (en) | 1987-01-14 | 1987-01-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63113282U true JPS63113282U (en) | 1988-07-21 |
| JPH0521755Y2 JPH0521755Y2 (en) | 1993-06-03 |
Family
ID=30782014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP281987U Expired - Lifetime JPH0521755Y2 (en) | 1987-01-14 | 1987-01-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0521755Y2 (en) |
-
1987
- 1987-01-14 JP JP281987U patent/JPH0521755Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0521755Y2 (en) | 1993-06-03 |
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