Abstract: The present disclosure relates to a rollable display device comprising: a roller; a display part on which the roller rolls and which comprises a display panel and a module cover adjoining and facing the display panel; a supporter fixed to an end portion of the display part; a link assembly comprising an upper link rotatably mounted on the supporter and a lower link connected to the upper link through a joint; and a motor assembly for rotating the lower link; wherein the module cover comprises a first skin and a second skin facing the first skin and having a buckling stress greater than that of the first skin, and the module cover is joined to the display panel so that the second skin thereof faces the display panel.

Abstract: Provided is apparatus for fabricating materials, including: a first mold including a first forming unit pressing a first material, and a second forming mold arranged at a bottom surface of the first forming unit to have an opening exposing the first material and to form at least a part of the first material by being meshed at a part with the first forming unit; a second mold arranged at a bottom surface of the first mold to support a second material; and an interlocking mold including a fixing unit interposed between the first and second molds to fix the second material arranged at the second mold by pressing the second material, and an interlocking unit ascendably and descendibly coupled to the fixing unit to form the second material by pressing the second material in association with the forming of the first material.

Abstract: Provided is apparatus for fabricating materials, including: a first mold including a first forming unit pressing a first material, and a second forming mold arranged at a bottom surface of the first forming unit to have an opening exposing the first material and to form at least a part of the first material by being meshed at a part with the first forming unit; a second mold arranged at a bottom surface of the first mold to support a second material; and an interlocking mold including a fixing unit interposed between the first and second molds to fix the second material arranged at the second mold by pressing the second material, and an interlocking unit ascendably and descendibly coupled to the fixing unit to form the second material by pressing the second material in association with the forming of the first material.

Abstract: An amorphous alloy-deposited case includes: a molded article of a plastic or a metal material; and an amorphous alloy layer deposited on a top side of the molded article, and is characterized in that the thickness of the amorphous alloy layer ranges from 0.1 um to 2.5 um.