JPS59130279U

JPS59130279U - tape cassette

Info

Publication number: JPS59130279U
Application number: JP1983024173U
Authority: JP
Inventors: 雅之原田
Original assignee: ソニー株式会社
Priority date: 1983-02-21
Filing date: 1983-02-21
Publication date: 1984-09-01
Also published as: KR900007374Y1; KR840006386U; JPS6327323Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はビデオテープレコーダ用テープカセットの従来
例を示した一部切欠き平面図、第２図は第１図■−■線
矢視状態の断面図である。第３図〜第６図は本考案を適
用したビデオテープレコーダ用テープカセットの一実施
例を示したものであって、第３図は要部の分解斜視図、
第４図はカセット全体の一部切欠き平面図、第５図は第
４図■−Ｖ線矢視状態の断面図、第６図は要部の圧入嵌
合状態を示した斜視図である。また図面に用いられた符号において、１・・・・・・カ
セット筐体、１ａ・・・・・・カセット筐体の左右両側
壁、２・・・・・・上ハーフ、３・・・・・・下ハーフ
、５．６・・・・・・リール、７・・・・・・磁気テー
プ、１６・・・・・・ビス止め用ボス部、１９・・・・
・・発光素子挿入孔、２４・・・・・・窓孔、２５・・
・・・・光検出窓、３１・・・・・・筒状壁、３２・・
・・・・下ハーフ補強用リブ、３２ａ・・・・・・下ハ
ーフ補強用リブの先端部、３３・・・・・・係止孔、で
ある。FIG. 1 is a partially cutaway plan view showing a conventional example of a tape cassette for a video tape recorder, and FIG. 2 is a sectional view taken along the line 1--2 in FIG. 3 to 6 show an embodiment of a tape cassette for a video tape recorder to which the present invention is applied, and FIG. 3 is an exploded perspective view of the main parts;
Fig. 4 is a partially cutaway plan view of the entire cassette, Fig. 5 is a sectional view taken along the line ■-V in Fig. 4, and Fig. 6 is a perspective view showing the press-fitted state of the main parts. . In addition, in the symbols used in the drawings, 1... Cassette housing, 1a... Left and right side walls of the cassette housing, 2... Upper half, 3... ...Lower half, 5.6...Reel, 7...Magnetic tape, 16...Boss for screw fixing, 19...
...Light emitting element insertion hole, 24...Window hole, 25...
...Light detection window, 31...Cylindrical wall, 32...
. . . Lower half reinforcing rib, 32a . . . Tip end of lower half reinforcing rib, 33 . . . Locking hole.

Claims

[Scope of utility model registration request]

A cassette housing composed of an upper half and a lower half, a pair of reels rotatably housed within the cassette housing, a tape wound and housed around both the reels, and an intermediate between the two reels. a cylindrical wall integrally molded into one of the upper and lower halves to surround the light emitting element insertion hole; In a tape cassette, the tape cassette has a pair of left and right window holes provided on both left and right sides of a cylindrical wall, and a pair of left and right light detection windows that are opposed to the window holes and provided on both left and right side walls of the cassette housing. A half-reinforcing rib that also serves as a tape guide wall and has a planar shape of an fV shape that enters the middle part of the two reels is integrally molded with the cylindrical wall and on one half, and this reinforcing rib A vertical locking hole is provided near the tip of the upper half, and a screw fixing boss integrally molded on the other half of the upper and lower halves is press-fitted into the locking hole. A tape cassette characterized in that the tape cassette is configured such that the upper half and the lower half are temporarily fixed.