JPS6080577U

JPS6080577U - tape cassette

Info

Publication number: JPS6080577U
Application number: JP17409683U
Authority: JP
Inventors: 山科　修一; 忠男五十嵐
Original assignee: ソニー株式会社
Priority date: 1983-11-09
Filing date: 1983-11-09
Publication date: 1985-06-04
Also published as: JPH0249031Y2

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の回動てきる前面蓋を有するテープカセッ
トの例を示す斜視図、第２図は第１図の前面蓋を回動し
た状態を示す斜視図、第３図は本考案のテープカセット
の一実施例を示す斜視図、第４図はその分解斜視図、第
５図は上ハーフの内側を示す斜視図、第６図は第３図の
テープカセットの構成の主要部を示す拡大概略斜視図、
第７図、第８図及び第９図は第３図のテープカセットの
動作の説明に供する拡大概略側面図、第１０図及び第１
１図は上ハーフの内側部分の主要部の一例を示す拡大平
面図、第１２図は主要部の一例の拡大平面図である。１はカセット匣体、４ａ、４ｂはリールハブ、６は磁気
テープ、７は前面蓋、−１９はブレーキ体、２４は側板
部、６０は歯形、６１は係止側部、６２は逃げ側部、６
３は歯底部、６４は歯先部、６５は係止辺部、６６は逃
げ辺部である。Fig. 1 is a perspective view showing an example of a conventional tape cassette with a rotatable front cover, Fig. 2 is a perspective view showing a state in which the front cover of Fig. 1 is rotated, and Fig. 3 is a perspective view of a tape cassette according to the present invention. A perspective view showing an embodiment of the tape cassette, FIG. 4 is an exploded perspective view thereof, FIG. 5 is a perspective view showing the inside of the upper half, and FIG. 6 shows the main parts of the configuration of the tape cassette in FIG. 3. Enlarged schematic perspective view,
7, 8, and 9 are enlarged schematic side views for explaining the operation of the tape cassette in FIG. 3, and FIG. 10 and FIG.
FIG. 1 is an enlarged plan view showing an example of a main part of the inner part of the upper half, and FIG. 12 is an enlarged plan view of an example of the main part. 1 is a cassette case, 4a, 4b are reel hubs, 6 is a magnetic tape, 7 is a front cover, -19 is a brake body, 24 is a side plate part, 60 is a tooth profile, 61 is a locking side part, 62 is a relief side part, 6
3 is a tooth bottom, 64 is a tooth tip, 65 is a locking side, and 66 is a clearance side.

Claims

[Scope of claim for utility model registration] 1. A pair of reel hubs wrapped with magnetic tape.
A tape characterized in that a ratchet wheel is provided, and a brake body that restricts rotation of the reel knob 1 is provided with a pair of brake pieces that lock at positions outward from the center of the ratchet wheel. cassette. 2. In the tape cassette as set forth in claim 1 of the utility model registration claim, a locking side portion is provided at the tip of the brake piece to lock the locking side portion of the tooth profile of the ratchet wheel to restrain rotation of the ratchet wheel. and a relief side portion is formed on the opposite side of the locking side portion to smoothly contact the relief side portion of the tooth profile and the tooth tip portion to enable rotation of the ratchet wheel.