JPS60146987U

JPS60146987U - tape cassette

Info

Publication number: JPS60146987U
Application number: JP3558684U
Authority: JP
Inventors: 喜則山本; 憲一堀川; 正男大山; 川上　憲治
Original assignee: ソニー株式会社
Priority date: 1984-03-12
Filing date: 1984-03-12
Publication date: 1985-09-30

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図は従来の端部検出装置を備えたテープカセットの
要部を示す横断面図、第２図は本考案の一実施例に係る
テープカセットの外部斜視図、第３図は同カセット蓋が
開かれた状態における外観斜視図、第４図はこのテープ
カセットの凹面鏡や取付は位置を示す要部縦断面図、第
５図は同要部斜視図、第６図は記録再生装置に装着され
たテープカセットを宗す要部横断面図である。なお図面に用いた符号において、１０・・・カセットケ
ージング、１３、１４・・リール、１６・・磁気テープ
、１７・・リーダテープ、２３・・凹面鏡、２４，２５
・・・開口、２６６・・・発光素子、２７・・・受光素
子、である。Fig. 1 is a cross-sectional view showing the main parts of a tape cassette equipped with a conventional end detection device, Fig. 2 is an external perspective view of a tape cassette according to an embodiment of the present invention, and Fig. 3 is a lid of the cassette. Fig. 4 is a vertical sectional view of the main parts showing the concave mirror and mounting position of this tape cassette, Fig. 5 is a perspective view of the main parts, and Fig. 6 is a perspective view of the tape cassette installed in the recording/reproducing device. FIG. 2 is a cross-sectional view of the main parts of the tape cassette. In addition, in the symbols used in the drawings, 10...Cassette casing, 13, 14...Reel, 16...Magnetic tape, 17...Leader tape, 23...Concave mirror, 24, 25
. . . opening, 266 . . . light emitting element, 27 . . . light receiving element.

Claims

[Scope of utility model registration request]

A transparent leader tape is connected to the end of the magnetic tape and wound onto a reel, and the reel wound with this magnetic tape is stored in a cassette casing, and the opaque magnetic tape and the transparent leader tape In a tape cassette that optically detects the beginning and/or the end of the tape, a concave mirror is disposed inside the running path of the magnetic tape in the casing, and and/or a tape cassette characterized in that the concave mirror reflects light for passing through the end portion.