FOLDER WITH VARIABLE DIMENSIONS Russian patent published in 2014 - IPC B42F7/00 

FIELD: printing.

SUBSTANCE: invention relates to a collapsible folder which is used to store documents. The folder comprises an outer housing made with the ability of taking an open configuration and a closed configuration restricting the space inside for placement of the material stored in the folder, and comprising a lower wall and at least a first wall having an edge connected to the lower wall and made with the ability to be positioned above the lower wall with the closed configuration of the housing. At that the said first wall is made extendible and comprises a first part and a second part interconnected by sliding manner, adjacent to each other and made with the ability to overlap each other in accordance at different operating configurations. At that the said edge connected to the lower wall is located on the first part of the first wall and the second part of the first wall has a shape of an envelope for providing slidable putting on the first part at its end, opposite to the said edge. Moreover, the folder comprises retaining means acting between the first and second parts, adapted to secure firmly the second part relative to the first part at different predetermined configurations and being detachable to provide the ability of changing the position of the second part relative to the first part.

EFFECT: proposed folder can take a different size depending on the volume of documents contained in it.

12 cl, 8 dwg