JPS60180390U

JPS60180390U - tape cassette

Info

Publication number: JPS60180390U
Application number: JP1984066290U
Authority: JP
Inventors: 敏菊谷; 修財津
Original assignee: 松下電器産業株式会社
Priority date: 1984-05-07
Filing date: 1984-05-07
Publication date: 1985-11-30

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 drawings]

第１図は従来例を示す斜視図、第２図は同内部構造を示
す模式的平面図、第３図は本考案における一実施例の上
面より観た斜視図、第４図は上下反転して観た同斜視図
、第５図は同構成要素を示す斜視図、第６図は同要部の
分解斜視図、第７図は同構成要素を示す斜視図、第８図
は同構成要素゛の動作を示す断面図、第９図は同内部構
造を示す模式的平面図である。１９・・・・・・テープカセット、２０，２１・・・・
・・カセット筐体部、２２・・・・・・テープ、２３・
・・・・・検出テープ、２４・・・・・・リール、２５
・・・・・・光路孔、２７・・・・・・窓部材。５第４図６　　　　　　第５図？？２θ 第７図Fig. 1 is a perspective view showing a conventional example, Fig. 2 is a schematic plan view showing the internal structure of the same, Fig. 3 is a perspective view of an embodiment of the present invention seen from above, and Fig. 4 is an inverted version. 5 is a perspective view showing the same components, FIG. 6 is an exploded perspective view of the main parts, FIG. 7 is a perspective view showing the same components, and FIG. 8 is a perspective view of the same components. FIG. 9 is a cross-sectional view showing the operation of the same, and FIG. 9 is a schematic plan view showing the internal structure of the same. 19... Tape cassette, 20, 21...
...Cassette housing part, 22...Tape, 23.
...Detection tape, 24 ...Reel, 25
....light path hole, 27 ....window member. 5 Figure 4 6 Figure 5? ? 2θ Figure 7

Claims

[Scope of utility model registration request]

a pair of reels that lock the starting and ending ends of the tape via a detection tape having a different light transmittance from the tape; a cassette housing part with the tape stretched on the front surface and housing the reel;
An optical path hole provided in the cassette casing to form an optical path at a position via the tape stretched within the cassette casing, and an optical path hole provided in the cassette casing to detect the amount of the tape wound around the reel. , a tape cassette comprising a light-transmissive window member that covers the optical path hole;