A display device including: a display panel configured to display an image; and a winder configured to fix a first end portion of the display panel thereinto, wherein the winder includes a first fixing portion including a first external surface which is curved, and a second fixing portion that includes a second external surface which is curved and that faces the first external surface, wherein the first end portion of the display panel may be interposed between the first external surface and the second external surface.

A rollable display device includes a rollable display and a first protection film disposed on a first surface of the rollable display. The first protection film extends beyond a first display edge of the rollable display. The rollable display device further includes a second protection film disposed on a second surface of the rollable display facing the first surface of the rollable display. The second protection film extends beyond the first display edge of the rollable display. The rollable display device additionally includes a first adhesive layer disposed between the rollable display and the first protection film. The rollable display device further includes second adhesive layer disposed between the rollable display and the second protection film, and a first adhesion part disposed adjacent to the first display edge of the rollable display and between the first protection film and the second protection film.

A rollable display device includes a roller, a display panel configured to be wound around the roller in a wound-up configuration and to display an image in an unwound configuration, a housing configured to house the display panel in the wound-up configuration and the roller, and a roller controller connected to the roller and configured to change a radius of the roller.

A display apparatus includes a housing having a pillar shape, a plurality of monitors, and a driving unit received in the housing and providing driving signals to the plurality of monitors. Each of the plurality of monitors displays an image through its front surface and back surface and includes side surfaces connecting the front surface and the back surface. One side surface of the side surfaces of each of the plurality of monitors is coupled to the housing. A thickness of each of the plurality of monitors decreases as a distance from the housing increases.

A rollable display device includes: a rollable display including a first end and a second end spaced apart from the first end; a first slider including a roller that supports the first end of the rollable display, the first slider being configured to roll the rollable display about the roller; and a second slider including a support that supports the second end of the rollable display while bending the second end of the rollable display, the second slider being slideable relative to the first slider.

Installation structures for tiled displays and tiled displays are provided. A tiled display includes a plurality of sub-display panels each of which is installed on a respective installation structure. The installation structure includes: a frame body, on which a corresponding sub-display panel is installed; a movable part provided on an outer side of the frame body; and an adjustment rod, an end of which penetrates through the frame body and cooperates with the movable part, where the adjustment rod is rotatable relative to the frame body, and rotation of the adjustment rod can drive the movable part to move close to or away from the frame body. The tiled display includes the installation structure for the tiled display.

An electronic device is provided, the electronic device includes a primary device assembly and an extension assembly. The primary device assembly includes a first housing and a primary body circuit, the first housing has a first accommodation cavity, and the primary body circuit is disposed in the first accommodation cavity. The extension assembly includes a second housing and an extension circuit. The second housing has a second accommodation cavity, the extension circuit is disposed in the second accommodation cavity, and the extension circuit is signal-connected to the primary body circuit, to extend or enhance functionality of the primary device assembly.

A display device is provided. The display device includes: a flexible display panel; a flexible plate disposed at a rear of the display panel, and coupled to the display panel; a driving module coupled to a rear of the plate and having a slider that linearly reciprocates; a first wing elongated with a first end being coupled to the slider and a second end being coupled to the rear of the plate, and having a pivot shaft disposed adjacent to the first end between the first end and the second end; a first wing bracket fixed to the rear of the plate at a position adjacent to the pivot shaft of the first wing, and coupled to the pivot shaft of the first wing; a second wing elongated with a first end being coupled to the slider and a second end being coupled to the rear of the plate, and having a pivot shaft disposed adjacent to the first end between the first end and the second end, to be symmetric to the first wing with respect to the slider; and a second wing bracket fixed to the rear of the plate at a position adjacent to the pivot shaft of the second wing, and coupled to the pivot shaft of the second wing.

A buffer module including a base, a buffer element and an elastic element is provided. The base has a groove. The buffer element includes a spherical body movably disposed in the groove. The elastic element is disposed between a bottom surface of the groove and the spherical body.

According to various embodiments of the disclosure, an electronic device may include: a housing, a flexible display, and a roller unit. The flexible display may include a first portion, a second portion extending from the first portion in a first direction, and a third portion extending from the second portion. The second portion may be drawn into the inside of a first housing by sliding of a second housing in the first direction when the electronic device is converted from a second state to a first state, and may be drawn out from the inside of the first housing by sliding of the second housing in a second direction opposite to the first direction when the electronic device is converted from the first state to the second state. The third portion may be fixed to a flat region of the third section in the first state.