JPS6355275U

JPS6355275U -

Info

Publication number: JPS6355275U
Application number: JP14782886U
Authority: JP
Priority date: 1986-09-29
Filing date: 1986-09-29
Publication date: 1988-04-13

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す底面側から見た
全体の斜面図、第２図は下ケースの底面図、第３
図は縦断面図、第４図は第１図線の拡大切断
側面図、第５図ａ，ｂは従来例の第１図線に
おける位置の断面図、第６図はその作用説明断面
図である。１……スライダ、２，２_１……透孔、３……カ
セツトケース、３_１……上ケース、３_２……下ケ
ース、４……頭部、５……弾性ロツク片、５_１…
…弾性アーム部、７……ガイド長孔、１２……ボ
ス、１２_１……当接面、１３……バネ。 Figure 1 is an overall perspective view of the embodiment of the present invention seen from the bottom side, Figure 2 is a bottom view of the lower case, and Figure 3 is a bottom view of the lower case.
The figure is a longitudinal sectional view, FIG. 4 is an enlarged cross-sectional side view taken along the line in FIG. 1, FIGS. 5 a and b are sectional views taken along the line in FIG. 1 of the conventional example, and FIG. be. 1...Slider, 2, 2 ₁ ...Through hole, 3...Cassette case, 3 ₁ ...Upper case, 3 ₂ ...Lower case, 4...Head, 5...Elastic lock piece, 5 ₁ ...
...Elastic arm portion, 7... Guide elongated hole, 12... Boss, 12 ₁ ... Contact surface, 13... Spring.

Claims

[Claims for Utility Model Registration] (1) The cassette case 3 has a slider 1 that slides over the bottom and side surfaces of the cassette case to open and close a space for inserting guides, and the slider 1 is provided on the bottom surface of the slider 1. A head 4 is provided with a through hole 2 formed therein, and is fitted and locked into the through hole 2 in the closed and open states of the slider 1 at a position corresponding to the through hole 2 on the bottom surface of the cassette case 3. In a magnetic tape cassette having an elastic locking piece 5 with A magnetic tape cassette characterized in that a head 4 of the magnetic tape is biased toward a through hole 2. (2) The elastic lock piece 5 is the lower case 3 ₂ of the case 3 consisting of the upper case 3 1 and the lower case 3 ₂ _. This is an elastic lock piece 5 having an elastic arm portion ₅₁ formed in the shape of a cylindrical member, and is provided at a position facing the elastic lock piece 5 at a distance from a boss 12 provided on the inner bottom surface of the upper case. A magnetic tape cassette according to claim 1 of a certain utility model registration. (3) The elastic locking piece 5 is integrally connected to the lower case ₃₂ by an elastic arm portion ₅₁ , and is integrated with an elastic arm 51 whose thickness or width decreases from the base, which is the fulcrum, toward the head ₄ . A magnetic tape cassette according to claim 1 or 2 of the utility model registration claim, which is formed as follows. (4) Practical use in which the boss 12 is a pole-shaped protrusion, the tip of which is formed into a chamfered flat surface or an R-shaped curved surface to restrict movement of the elastic lock piece 5. A magnetic tape cassette as claimed in any one of claims 1 to 3. (5) The spring 13 is a coil spring and is attached to the boss 1.
2, the spring receiving flange formed on the elastic lock piece 5 and the upper case 3
_1. A magnetic tape cassette according to any one of claims 1 to 4, which is interposed between the magnetic tape cassette and the inner bottom surface of the magnetic tape cassette.