JPH02132385U

JPH02132385U -

Info

Publication number: JPH02132385U
Application number: JP3900489U
Authority: JP
Priority date: 1989-03-31
Filing date: 1989-03-31
Publication date: 1990-11-02

Description

[Brief explanation of drawings]

第１図〜第５図は本考案の実施例を示すもので
あつて、第１図は８ミリビデオ用のテープカセツ
トの要部断面図、第２図は第１図の−線断面
図、第３図は第２図の−線断面図、第４図は
他の例によるテープカセツトの第３図と同様の要
部断面図（第５図の−線断面図）、第５図は
同要部の他の断面図、である。第６図〜第１０図
は従来例を示すものであつて、第６図は８ミリビ
デオ用のテープカセツトの斜視図、第７図は同テ
ープカセツトの一部断面平面図、第８図は同テー
プカセツトの要部断面図、第９図は第８図の−
線断面図、第１０図は第９図の−線断面図
、である。なお、図面に示した符号において、２……磁気
テープ、１０……前蓋、１１……前面板、１２…
…側壁部、１３……枢軸、１５ａ……側壁前端部
、１５ｂ，１５ｃ……エツジ部（角部）、１７…
…捩じりばね、２１，５１……間隙、２３……段
付き傾斜面、２５……傾斜案内面、２６，５６…
…ロツク部材、３０，６０……係合爪、３１，６
１……被押圧部、３７，６７……被係合部、４０
……ばね受け、４１……ロツク解除部材、４２…
…開口部、４３……突片、４４……突き当て面、
５０……バリ、６４……板ばね、７３，７４……
傾斜面、である。 1 to 5 show an embodiment of the present invention, in which FIG. 1 is a sectional view of the main part of an 8 mm video tape cassette, FIG. 2 is a sectional view taken along the line -- in FIG. 1, and FIG. Fig. 3 is a sectional view taken along the - line in Fig. 2, Fig. 4 is a sectional view of a main part similar to Fig. 3 of a tape cassette according to another example (a sectional view taken along the - line in Fig. 5), and Fig. 5 is the same. FIG. 3 is another cross-sectional view of the main part. 6 to 10 show conventional examples, in which FIG. 6 is a perspective view of a tape cassette for 8 mm video, FIG. 7 is a partially sectional plan view of the same tape cassette, and FIG. A cross-sectional view of the main part of the tape cassette, Fig. 9 is a - of Fig. 8.
10 is a sectional view taken along the - line in FIG. 9. In addition, in the symbols shown in the drawings, 2...magnetic tape, 10...front cover, 11...front plate, 12...
...Side wall portion, 13... Pivot, 15a... Front end of side wall, 15b, 15c... Edge portion (corner), 17...
...Torsion spring, 21, 51... Gap, 23... Stepped slope, 25... Inclined guide surface, 26, 56...
...Lock member, 30, 60...Engagement claw, 31, 6
1...Pressed part, 37, 67...Engaged part, 40
... Spring receiver, 41 ... Lock release member, 42 ...
...opening, 43... protrusion, 44... abutment surface,
50...burr, 64...leaf spring, 73,74...
It is an inclined surface.

Claims

[Scope of utility model registration request]

A front cover that can be opened and closed on the front side of the cassette body is attached to the cassette body, and a locking member of the front cover is disposed in a gap between a side wall of the cassette body and a side wall of the front cover, and In the tape cassette configured such that the lock release member of the front cover is inserted into the tape cassette, the side wall portion of the cassette body that faces the side wall portion of the front cover in the gap is aligned in the insertion direction of the lock release member. and the tape cassette is substantially parallel to the front end surface of the cassette main body.