Abstract: A positive electrode active material precursor includes Ni and Mn and secondary particles formed by the aggregation of a plurality of primary particles. The secondary particles have a ratio of a core area to a total area of the particles ranging from 28.7% to 34.1%, and a porosity ranging from 11.3% to 11.7%. Also provided is a method for preparing the positive electrode active material precursor. Additionally, a positive electrode active material including a reaction product of the positive electrode active material precursor and a lithium raw material is provided. Also provided is a method for preparing a positive electrode active material using the positive electrode active material precursor.

Abstract: A battery module includes a plurality of overlapped battery cells and an insert panel inserted between the overlapped battery cells. The battery module further includes a top flange extended in an overlapping direction of the battery cells above the battery cells.

Abstract: A display apparatus includes a rear chassis including a fastening hole, a light source module installed at the rear chassis and configured to emit light, a diffuser plate to diffuse light emitted from the light source module, a liquid crystal panel arranged in front of the diffuser plate, a front chassis arranged to cover sides of the liquid crystal panel and the diffuser plate, a middle mold to couple the diffuser plate so that the diffuser plate is arranged in front of the light source module, the middle mold including a fastening groove to align with the fastening hole, a bonding member to bond the diffuser plate to the middle mold, and a fastening member coupleable to the fastening groove by passing through the fastening hole from behind the rear chassis to couple the rear chassis to the middle mold.

Abstract: A seat adjustment apparatus for a vehicle includes a plurality of connection frames provided along two opposite sides of a seat frame and two opposite sides of a back frame and configured to move forward or rearward depending on a folding direction of the back frame, guide parts provided at middle points of the plurality of connection frames and configured to be moved upward or downward by forward or rearward movements of the connection frames, and a seat cushion pipe provided inside the two connection frames and configured such that front ends of the seat cushion pipe are connected to the guide parts, and a position of a rear end of the seat cushion pipe is adjusted upward or downward by upward or downward movements of the guide parts.

Abstract: A carriage to automatically load or unload an article. More specifically, a carriage comprising multiple fingers disposed in a pair of side frames and having a structure in which the respective adjacent fingers press each other, whereby an article is loaded or unloaded without needing to manually operate the fingers. The carriage comprises a pair of side frames formed to be disposed at both sides of the carriage in a direction along which an article is loaded into the carriage; and multiple fingers each comprising a bottom support part disposed at the bottom of the frames so as to support the loaded article, are rotatably pivoted on the pair of side frames, and generate rotational movement through pressing between the respective adjacent fingers.

Abstract: A display apparatus includes a rear chassis including a fastening hole, a light source module installed at the rear chassis and configured to emit light, a diffuser plate to diffuse light emitted from the light source module, a liquid crystal panel arranged in front of the diffuser plate, a front chassis arranged to cover sides of the liquid crystal panel and the diffuser plate, a middle mold to couple the diffuser plate so that the diffuser plate is arranged in front of the light source module, the middle mold including a fastening groove to align with the fastening hole, a bonding member to bond the diffuser plate to the middle mold, and a fastening member coupleable to the fastening groove by passing through the fastening hole from behind the rear chassis to couple the rear chassis to the middle mold.

Abstract: A carriage to automatically load or unload an article. More specifically, a carriage comprising multiple fingers disposed in a pair of side frames and having a structure in which the respective adjacent fingers press each other, whereby an article is loaded or unloaded without needing to manually operate the fingers. The carriage comprises a pair of side frames formed to be disposed at both sides of the carriage in a direction along which an article is loaded into the carriage; and multiple fingers each comprising a bottom support part disposed at the bottom of the frames so as to support the loaded article, are rotatably pivoted on the pair of side frames, and generate rotational movement through pressing between the respective adjacent fingers.

Abstract: A display apparatus in which a display module in a state of a curved surface is provided. The display apparatus includes: a display panel configured to display an image and which is bendable; a light guide plate which guides light toward the display panel; and a guide unit which guides the light guide plate to be maintained in a state of a curved surface, wherein the guide unit includes a shape of a curved surface in which both ends of the guide unit protrude forward relative to a center portion of the guide unit.

Abstract: A display apparatus in which a display module in a state of a curved surface is provided. The display apparatus includes: a display panel configured to display an image and which is bendable; a light guide plate which guides light toward the display panel; and a guide unit which guides the light guide plate to be maintained in a state of a curved surface, wherein the guide unit includes a shape of a curved surface in which both ends of the guide unit protrude forward relative to a center portion of the guide unit.

Abstract: A supporting device is installed between an auxiliary display unit and a main display unit to variously change the position and pose of the auxiliary display unit and a dual display unit having the same are disclosed. The dual display unit includes a main display unit which displays an image, a supporting device which is coupled to the main display unit, and an auxiliary display unit which is installed on the supporting device. The supporting device is configured to adjust the distance between the main display unit and the auxiliary display unit.

Abstract: A monitor apparatus includes a monitor main body displayed with an image, a base to support the monitor main body, a lower link having an end coupled to a base hinge to tilt with respect to the base, an upper link having an end coupled to a monitor hinge to tilt with respect to the monitor main body, and a middle link having a first side tiltably coupled to a first middle hinge with respect to the lower link and a second side tiltably coupled to a second middle hinge with respect to the upper link to control the upper link and the lower link to be folded in parallel. The monitor apparatus provides a various angle change of the monitor main body, and a packing volume of the monitor apparatus is reduced.

Abstract: A display device allows an auxiliary unit, such as a sub display panel or a memo clip, to be easily mounted by a user to or separated from the display device. The display device includes a display panel, a support unit to support the display panel, and at least one coupling groove formed at an edge of the display panel to allow at least one auxiliary unit to be mounted to or separated from the display panel.

Abstract: A panel type display device to achieve easy assembly, high productivity and low manufacturing costs with a reduced number of elements.

Abstract: A supporting device for a display apparatus having a simplified configuration and an ease in manufacture with reduced manufacturing costs, and a display apparatus having the same. The supporting device includes a first supporting member coupled to a body of the display apparatus and defining therein a bore having an opened bottom, a second supporting member having a connecting portion to be inserted into the bore, an outer surface of the connecting portion being configured to correspond to the bore, a base to support the second supporting member, a connecting shaft to rotatably connect the first supporting member with the connecting portion and having both ends fixed to the first supporting member, and a friction structure provided between an outer surface of the connecting shaft and the connecting portion.

Abstract: A panel type display device to achieve easy assembly, high productivity and low manufacturing costs with a reduced number of elements.

Abstract: A supporting device is installed between an auxiliary display unit and a main display unit to variously change the position and pose of the auxiliary display unit and a dual display unit having the same are disclosed. The dual display unit includes a main display unit which displays an image, a supporting device which is coupled to the main display unit, and an auxiliary display unit which is installed on the supporting device. The supporting device is configured to adjust the distance between the main display unit and the auxiliary display unit.

Abstract: A display device allows an auxiliary unit, such as a sub display panel or a memo clip, to be easily mounted by a user to or separated from the display device. The display device includes a display panel, a support unit to support the display panel, and at least one coupling groove formed at an edge of the display panel to allow at least one auxiliary unit to be mounted to or separated from the display panel.

Abstract: A dual display device in which the screen directions of two display panels, connected to each other, are variously changeable and a multi display device using the same. The dual display device includes a first display panel having a first screen, a second display panel having a second screen, and a connection shaft to connect the two display panels. The connection shaft includes a first shaft part rotatably coupled to the first display panel and a second shaft part rotatably coupled to the second display panel. The second shaft part extends from the first shaft part such that the second shaft part is perpendicular to the first shaft part.

Abstract: A supporting device for a display apparatus having a simplified configuration and an ease in manufacture with reduced manufacturing costs, and a display apparatus having the same. The supporting device includes a first supporting member coupled to a body of the display apparatus and defining therein a bore having an opened bottom, a second supporting member having a connecting portion to be inserted into the bore, an outer surface of the connecting portion being configured to correspond to the bore, a base to support the second supporting member, a connecting shaft to rotatably connect the first supporting member with the connecting portion and having both ends fixed to the first supporting member, and a friction structure provided between an outer surface of the connecting shaft and the connecting portion.

Abstract: A supporting device for display units enables height adjustment with ease and accuracy, and stably maintains the adjusted height while allowing a plurality of display units to be mounted thereon. The supporting device includes a stationary member, an elevation member coupled to the stationary member so as to be raised or lowered, a rack gear secured to the stationary member, a pinion gear installed to the elevation member so as to engage with the rack gear, and a restriction unit installed to the elevation member to restrict or allow rotation of the pinion gear. The supporting device further comprises an upper-side supporting member installed to an upper portion of the elevation member, first and second movable members to move along a guide rail of the upper-side supporting member, and connecting devices installed to the respective movable members to connect the display unit, respectively.