JPS624744U

JPS624744U -

Info

Publication number: JPS624744U
Application number: JP9682585U
Authority: JP
Priority date: 1985-06-24
Filing date: 1985-06-24
Publication date: 1987-01-12

Description

[Brief explanation of the drawing]

第１図はこの考案によるスクリーン枠の一実施
例の要部を一部断面して示す斜視図、第２図は従
来のスクリーン枠の要部を一部断面して示す斜視
図である。３……スクリーン、４……押え具、５……取付
板、６……取付けねじ、１１……スクリーン枠、
１１ａ……強み部、１２……ねじ用溝、１３……
ねじ用溝。なお、図中同一符号は同一又は相当部
分を示す。 FIG. 1 is a partially sectional perspective view showing an essential part of an embodiment of the screen frame according to the present invention, and FIG. 2 is a partially sectional perspective view showing the essential part of a conventional screen frame. 3... Screen, 4... Holder, 5... Mounting plate, 6... Mounting screw, 11... Screen frame,
11a... Strength part, 12... Screw groove, 13...
Groove for screws. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims

[Claims for Utility Model Registration] (1) A screen frame that surrounds and holds the four peripheries of the screen and is fitted into the front opening of the projector cabinet is made of a synthetic resin molded product and is formed hollow with an L-shaped cross section. The strong part extending between the opposite sides is formed integrally with this hollow part,
The orthogonal inner circumferential surfaces are designed to receive the front and outer circumferential surfaces of the periphery of the screen, and the rear surface has grooves for screws passed through in the longitudinal direction, and a mounting plate for mounting on the cabinet. A screen frame for a projector, characterized in that a mounting screw is screwed into the screen frame. (2) A practical use characterized in that a screw groove is longitudinally passed through the inner peripheral surface corresponding to the outer periphery of the screen, into which a mounting screw of a presser for pressing the screen from the rear surface is screwed. A screen frame of a projector as set forth in claim 1 of patent registration.