JPH0178380U

JPH0178380U -

Info

Publication number: JPH0178380U
Application number: JP1987172019U
Authority: JP
Priority date: 1987-11-12
Filing date: 1987-11-12
Publication date: 1989-05-26

Description

[Brief explanation of the drawing]

第１図は本考案の異形窓部を有するビデオテー
プカセツトの上側ハーフを内側から見た平面図で
ある。第２図は第１図を線Ａ−Ａで切断した部分
断面図である。第３図は本考案をβ形式のビデオ
テープカセツトに適用した場合を例示する、β形
式のビデオテープカセツトの正面図である。第４
図は、従来のビデオテープカセツトの第１図と同
様の平面図である。第５図は第４図を線Ｂ−Ｂで
切断した第２図と同様の部分断面図である。尚、図中主な部分の名称は以下の通りである。
９；上側ケース、１１；異形窓、１３；内側段部
、１５；窓部材、１７；溶着線、２３；角部。 FIG. 1 is a plan view of the upper half of a videotape cassette having a modified window according to the present invention, viewed from inside. FIG. 2 is a partial sectional view of FIG. 1 taken along line A-A. FIG. 3 is a front view of a β-format video tape cassette, illustrating the case where the present invention is applied to the β-format video tape cassette. Fourth
The figure is a plan view similar to FIG. 1 of a conventional videotape cassette. FIG. 5 is a partial sectional view similar to FIG. 2 taken along line B--B in FIG. 4. The names of the main parts in the figure are as follows.
9; upper case, 11; irregularly shaped window, 13; inner step, 15; window member, 17; weld line, 23; corner.

Claims

[Scope of Claim for Utility Model Registration] In a magnetic tape cassette case that combines a lower case and an upper case provided with an irregularly shaped window, the irregularly shaped window has an irregularly shaped outer surface on the outer surface of the upper case. an outer opening that opens at the outer opening, and an inner step that communicates with the outer opening and has a rectangular shape that is generally larger than the outer opening and opens on the inner surface of the upper case, and that fits into the irregularly shaped window. A magnetic tape cassette case characterized in that the window member is cut from a flat plastic material into a rectangular shape that can be aligned with the inner step.