JPS6340877U - - Google Patents
Info
- Publication number
- JPS6340877U JPS6340877U JP13344786U JP13344786U JPS6340877U JP S6340877 U JPS6340877 U JP S6340877U JP 13344786 U JP13344786 U JP 13344786U JP 13344786 U JP13344786 U JP 13344786U JP S6340877 U JPS6340877 U JP S6340877U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic tape
- edge
- reel
- lower flange
- reel hub
- 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
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 1
Description
第１図は本考案の一実施例を示すリール本体の
断面正面図、第２図乃至第４図は従来例を示し、
第２図は磁気テープカセツトの一部切欠き正面図
、第３図は要部断面図、第４図はリール本体の断
面正面図である。
１……上ハーフ、２……下ハーフ、２ａ……装
着孔、３……カセツト本体、４……磁気テープ、
５……テープリール、７……リール本体、８……
上フランジ、９……リールハブ、９ａ……内周壁
、９ｂ……外周壁、１０……嵌合凹部、１１……
下フランジ１１、１２……ガイド縁、１３……下
ハーフ２の装着孔２ａに遊嵌される係合縁、１６
……上型、１７……下型、１８……ゲート、１９
………ウエルドライン、２０……リール本体、２
１……係合縁、，，，……ゲート１８か
ら注入された溶湯の分流、ｔ１……係合縁１３の
肉厚、Ｔ２……下フランジ１１の肉厚、ｔ３……
係合縁２１の肉厚。
FIG. 1 is a cross-sectional front view of a reel body showing an embodiment of the present invention, and FIGS. 2 to 4 show conventional examples.
FIG. 2 is a partially cutaway front view of the magnetic tape cassette, FIG. 3 is a sectional view of the main part, and FIG. 4 is a sectional front view of the reel body. 1... Upper half, 2... Lower half, 2a... Mounting hole, 3... Cassette body, 4... Magnetic tape,
5... Tape reel, 7... Reel body, 8...
Upper flange, 9... Reel hub, 9a... Inner peripheral wall, 9b... Outer peripheral wall, 10... Fitting recess, 11...
Lower flanges 11, 12... Guide edges, 13... Engagement edges loosely fitted into the mounting holes 2a of the lower half 2, 16
...Upper mold, 17...Lower mold, 18...Gate, 19
...Weld line, 20...Reel body, 2
1... Engaging edge, ,,... Diversion of the molten metal injected from the gate 18, t 1 ... Thickness of the engaging edge 13, T 2 ... Thickness of the lower flange 11, t 3 ...
Thickness of engagement edge 21.
Claims (1)
テープの下縁を支承する下フランジを一体形成し
、該下フランジの下面にカセツト本体の装着孔に
遊嵌される前記リールハブよりも大径の係合縁を
突設した磁気テープカセツトのテープリールにお
いて、前記係合縁を前記下フランジよりも薄肉に
形成したことを特徴とする磁気テープカセツトの
テープリール。 A lower flange that supports the lower edge of the magnetic tape is integrally formed at the lower part of the reel hub around which the magnetic tape is wound, and an engagement member having a diameter larger than that of the reel hub that is loosely fitted into the mounting hole of the cassette body is formed on the lower surface of the lower flange. 1. A tape reel for a magnetic tape cassette having a protruding edge, wherein the engaging edge is formed thinner than the lower flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13344786U JPS6340877U (en) | 1986-08-30 | 1986-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13344786U JPS6340877U (en) | 1986-08-30 | 1986-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6340877U true JPS6340877U (en) | 1988-03-17 |
Family
ID=31033774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13344786U Pending JPS6340877U (en) | 1986-08-30 | 1986-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6340877U (en) |
-
1986
- 1986-08-30 JP JP13344786U patent/JPS6340877U/ja active Pending