SU24702A1 - Screen stand for film projector - Google Patents

Screen stand for film projector

Info

Publication number
SU24702A1
SU24702A1 SU82920A SU82920A SU24702A1 SU 24702 A1 SU24702 A1 SU 24702A1 SU 82920 A SU82920 A SU 82920A SU 82920 A SU82920 A SU 82920A SU 24702 A1 SU24702 A1 SU 24702A1
Authority
SU
USSR - Soviet Union
Prior art keywords
film projector
boards
screen stand
screen
folded
Prior art date
Application number
SU82920A
Other languages
Russian (ru)
Inventor
М.С. Писаренко
Original Assignee
М.С. Писаренко
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by М.С. Писаренко filed Critical М.С. Писаренко
Priority to SU82920A priority Critical patent/SU24702A1/en
Application granted granted Critical
Publication of SU24702A1 publication Critical patent/SU24702A1/en

Links

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  • Combination Of More Than One Step In Electrophotography (AREA)

Description

В авторском свидетельстве № 21672 описан разборный штатив дл  экрана, состо щий из отдельных стоек, которые имеют такую конфигурацию и так сочленены друг с другом, что, будучи сложены, образуют стенки и крышку  щика, служащего дл  хранени  свернутого полотна экрана. Данное изобретение  вл етс  видоизменением вышеуказанного штатива и отличаетс  от него тем, что с целью достижени  большей компактности сложенного штатива, боковые стойки и доски, образующие дно  щика, выполнены раздвижными .The author's certificate No. 21672 describes a collapsible screen rack consisting of individual racks that have such a configuration and are so articulated with each other that, when folded, form the walls and the lid of the box that serves to store the folded screen screen. This invention is a modification of the above tripod and is distinguished from it by the fact that in order to achieve greater compactness of the folded tripod, the side racks and boards forming the bottom of the drawer are made sliding.

На чертеже фиг. 1 изображает перспективный вид штатива; фиг. 2 - поперечный разрез  щика, образованного част ми сложенного штатива.In FIG. 1 shows a perspective view of a tripod; FIG. 2 is a cross section of a crate formed by parts of a folded tripod.

Штатив (фиг. 1) состоит из р да элементов , образующих при его складывании стенки, дно и крышку  щика: боковые стойки / и 2 образуют крышку, раздвижные доски 5 и б/-дно, а доскн 3, 4, и //, /2 -торцевые и боковые стенки  щика. Стойки 1 к 2 снабжены каналами дл  выдвижнь1х брусков 13, 14 и св заны с досками 3   4 при помощи шарниров. Доски 3 -а 4 жестко соединены с досками 5 и б, дл  передвижени  которых служат полозки 7 и 5 на досках // и 12 (фиг. 2). Дл  установки экрана доски 5 и 6 выдвигаютс  на требуемую величину, а стойки / и 2 откидываютс  в вертикальное положение и закрепл ютс  планками 9 W. 10.The tripod (Fig. 1) consists of a number of elements that form when the wall is folded, the bottom and the lid of the crate: the side racks / and 2 form the lid, the sliding boards 5 and b / -d and the boards 3, 4, and // / 2 - front and side walls of the crate. Racks 1 to 2 are provided with channels for extending bars 13, 14 and are connected to the boards 3 4 by means of hinges. Boards 3 -a 4 are rigidly connected to boards 5 and b, for moving which are used poloks 7 and 5 on boards // and 12 (Fig. 2). To install the screen, the boards 5 and 6 are extended to the required amount, and the uprights / and 2 are folded upright and secured with the 9 W straps. 10.

Предмет изобретени .The subject matter of the invention.

Видоизменение штатива по авторскому свидетельству № 21672, отличающеес  тем, что боковые стойки / и 2 снабжены каналами дл  выдвижных брусков 13 и 14, а доски 5 и б, образующие дно  щика, сделаны раздвижными.A modification of the tripod according to the author's certificate No. 21672, characterized in that the side racks / and 2 are provided with channels for the sliding bars 13 and 14, and the boards 5 and b, forming the bottom of the box, are made sliding.

к зависимому авторскому свидетельству М. С. Писаренко, № 24702to the dependent author's certificate of M. S. Pisarenko, No. 24702

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SU82920A 1931-01-24 1931-01-24 Screen stand for film projector SU24702A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU82920A SU24702A1 (en) 1931-01-24 1931-01-24 Screen stand for film projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU82920A SU24702A1 (en) 1931-01-24 1931-01-24 Screen stand for film projector

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
SU21672A Addition SU11315A1 (en) 1927-11-14 1927-11-14 Device for removing ashes automatically in furnaces with a chain grate and sectional air supply

Publications (1)

Publication Number Publication Date
SU24702A1 true SU24702A1 (en) 1931-12-31

Family

ID=48342966

Family Applications (1)

Application Number Title Priority Date Filing Date
SU82920A SU24702A1 (en) 1931-01-24 1931-01-24 Screen stand for film projector

Country Status (1)

Country Link
SU (1) SU24702A1 (en)

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