TENSIONED PROJECTION SCREEN

A projection screen apparatus and method of making the same are disclosed. The apparatus has a perimeter frame and a projection screen wherein the perimeter frame includes an upper frame member, a lower frame member, a left frame member and a right frame member, wherein at least two of the frame mem...

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Bibliographic Details
Main Authors DECOCK JOHAN CYRIEL, DUCASTEELE STEFAAN, AVCI NURSEN
Format Patent
LanguageChinese
English
Published 26.02.2021
Subjects
ACCESSORIES THEREFOR
APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES
APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:A projection screen apparatus and method of making the same are disclosed. The apparatus has a perimeter frame and a projection screen wherein the perimeter frame includes an upper frame member, a lower frame member, a left frame member and a right frame member, wherein at least two of the frame members have a groove or track. The projection screen has fastening edges on at least two opposite sides for fastening the projection screen to the perimeter frame by inserting the fastening edge in the groove or track of a frame member. An auxiliary element is inserted in the groove or track next to afastening edge, to prevent the fastening edge from exiting the groove. 公开了一种投影屏幕设备和制造该投影屏幕设备的方法。该设备具有周边框架和投影屏幕，其中周边框架包括上框架构件、下框架构件、左框架构件和右框架构件，其中至少两个框架构件具有凹槽或轨道。投影屏幕在至少两个相对的侧边上具有紧固边缘，用于通过将紧固边缘插入框架构件的凹槽或轨道中来将投影屏幕紧固到周边框架。辅助元件插入在凹槽或轨道中、紧固边缘旁边，以防止紧固边缘离开凹槽。
Bibliography:Application Number: CN201980047088