JPH0192639U

JPH0192639U -

Info

Publication number: JPH0192639U
Application number: JP18879887U
Authority: JP
Priority date: 1987-12-14
Filing date: 1987-12-14
Publication date: 1989-06-16

Description

[Brief explanation of drawings]

添付図面は本考案に係るオーバーヘツドプロジ
エクタ用フイルム交換装置の一実施例を示し、第
１図は使用状態の斜視図、第２図は載置板の平面
図、第３図は第２図における矢視図、第４図は
第２図における―線断面図、第５図は抜差板
の平面図、第６図は第５図における矢視図、第
７図は第６図における矢視図、第８図Ａ乃至Ｄ
はフイルムの交換状態を示した説明図である。１…オーバーヘツドプロジエクタ、１２…ステ
ージ、２…フイルム体、２０…フイルム、２１…
フレーム、３…載置板、３１…サイドガイド、３
２…ストツパ、３３…止め爪、３４…透光部、４
…抜差板、４２…引き爪、４３…ホルダ。 The accompanying drawings show an embodiment of the film changing device for an overhead projector according to the present invention, in which FIG. 1 is a perspective view of the device in use, FIG. 2 is a plan view of the mounting plate, and FIG. FIG. 4 is a sectional view taken along the line -- in FIG. 2, FIG. 5 is a plan view of the slide plate, FIG. 6 is a view taken along the arrow in FIG. Views, Figures 8 A to D
FIG. 2 is an explanatory diagram showing a film exchange state. DESCRIPTION OF SYMBOLS 1... Overhead projector, 12... Stage, 2... Film body, 20... Film, 21...
Frame, 3... Placement plate, 31... Side guide, 3
2...Stopper, 33...Stopping claw, 34...Transparent part, 4
...Slip plate, 42...Pulling claw, 43...Holder.

Claims

[Claims for Utility Model Registration] A mounting plate that is removably placed on the stage of an overhead projector, and a film body with a frame fixed around the film that can be set on or removed from the mounting plate. and a slide plate having a light-shielding property that can be pulled out, and a side guide for guiding both sides of the slide plate and the film body when the slide plate and the film body are inserted into and removed from the mounting plate; A stopper for regulating the insertion direction when inserting the slide plate and the film body held on the lower surface thereof between the placing plate and the film body set thereon; A retaining pawl for setting the film body held in a predetermined position on the lower surface of the slide plate when pulling out the film body mounted thereon, and a transparent portion are provided, and the slide plate is provided with the above-mentioned mounting plate and the above-mentioned mounting plate. a pull claw that pulls out the film body when pulling out the slide plate inserted between the film body set in the film body;
A holder for holding the film body is provided on the lower surface of the slide plate, and a retaining claw of the placement plate and a pull claw of the slide plate are provided at a portion corresponding to the frame of the film body to be inserted and removed. Features: Film changing device for overhead projectors.