Abstract: The present disclosure discloses a multifunctional mobile terminal protective casing, including a rear cover, a middle frame fitted with the edge of the rear cover, and a front cover clamped with a side of the middle frame departed from the rear cover; the rear cover, the middle frame and the front cover form a receiving chamber for receiving a mobile terminal; The present disclosure is comprehensively resistant to breakage, waterproof and dustproof.

Abstract: A display device is disclosed, in which a plurality of displays are arranged to output an image, and a gap is not generated between the displays even if the displays are bent. The display device comprises a display panel configured to bend; a support coupled to the display panel to support the display panel; a connecting rod having a first end rotatably coupled to the display panel and a second end slidably coupled to the support; wherein, when the display panel is controlled to bend, the connecting rod rotates relative to the first display panel and simultaneously slides relative to the support.

Abstract: A display device includes: a display panel layer including a display area and a second non-light emitting area, the display area including a plurality of light emitting areas and a first non-light emitting area, the first non-light emitting area being around each of the light emitting areas, and the second non-light emitting area being outside the display area; a window coating layer directly on a first surface of the display panel layer; and a first curl-preventing pattern overlapping at least one of the first non-light emitting area and the second non-light emitting area when viewed in a plan view and contacting the window coating layer. The first curl-preventing pattern is configured to prevent the window coating layer from curling.

Abstract: A system and approach that may connect communication modules together in a daisy chain fashion as an expansion bus. A communication module may be connected with a data bus and a voltage bus to a baseboard having a controller. The communication module may have a multi-port universal serial bus hub connected to the data bus from the expansion connector, an electronic device connected to the hub and the voltage regulator. Another communication module having a similar structure as the first communication module may be connected to the first communication module via a data bus between the multiport hub of the first expansion module and a universal serial bus hub of the other communication module, and may have a voltage bus connected to the voltage bus of the first communication module. More communication modules may be connected in a daisy chain or serial fashion to a preceding module, and so on in a similar manner.

Abstract: A resolver includes: a stator core; and an insulator that is mounted on the annular stator core, wherein a terminal pin base that extends outward in a radial direction is integrally formed in the insulator, wherein a plurality of terminal pins are disposed on the terminal pin base, wherein each of the terminal pins has a first connecting portion at one end and a second connecting portion at the other end, wherein first and second covers are provided on the terminal pin base at each sides in an axial direction, wherein the first connecting portion and the second connecting portion of the terminal pin are sealed in a filler which fills a first space and a second space, the first space being formed between the first cover and the terminal pin base, and the second space being formed between the second cover and the terminal pin base.

Abstract: A hinge assembly is provided. The hinge assembly includes a first hinge member and a second hinge member separated from the first hinge member, a tooth plate member located between and coupled to the first hinge member and the second hinge member. Each of the first hinge member and the second hinge member includes a first base, a second base, a flexible connection element located between and coupled to the first base and the second base, and a plurality of hinge elements arranged in a line and located between the first base and the second base. The tooth plate member includes a first mounting plate slidably coupled to the first bases, a second mounting plate slidably coupled to the second bases, and at least one tooth plate group located between and coupled to the first mounting plate and the second mounting plate.

Abstract: A housing assembly is provided. The housing assembly includes a first housing, a second housing, a coupling member coupling the first housing and the second housing, first locating member and a second locating member. The first housing is rotatable with respect to the second housing by the coupling member. The first locating member is positioned between the first housing and the coupling member and is configured to prevent the coupling member from sliding with respect to the first housing. The second locating member is positioned between the second housing and the coupling member and configured to prevent the coupling member from sliding with respect to the second housing.

Abstract: A protective case assembly includes a detachable component having a component outer peripheral surface, a casing body having at least one casing body protrusion, and a coupling unit detachably coupling the detachable component to the casing body and including at least one first protrusion extending outwardly from the component outer peripheral surface, at least one second protrusion extending outwardly from one of the at least one first protrusion and the component cuter peripheral surface and cooperating with the at least one first protrusion to define therebetween an engaging groove for engaging with the at least one casing body protrusion, and at least one main groove formed in the casing body for receiving the at least one second protrusion.

Abstract: An electronics module having an environmentally sealed swiping spring pin connector includes an electronics housing having first, second, third, and fourth sides and defines an axis extending from a front to rear of the housing. The first side defines an electrical connector having a first mounting seat that is sloped at an angle relative to the first side. The second side defines an electrical connector having a second mounting seat that is sloped at the angle relative to the second side and is sloped in an opposite direction as the first mounting seat. One electrical connector includes a plurality of spring-loaded pins that are generally orthogonal relative to the respective mounting seat and are biased in an extended position. The other electrical connector defines a plurality of pin receiving receptacles that are generally orthogonal angle to the respective mounting seat. A gasket is positioned on one of the mounting seats.

Abstract: Examples disclosed herein provide a hinge assembly for a computing device. The binge assembly includes a sliding portion attached to a base member of the computing device, and a hinge pivotally connected to the sliding portion along an axis. The sliding portion moves from a first position along the base member to a second position along the base member when the hinge pivots around the axis.

Abstract: Provided is a display apparatus or the like based on a housing-in technique capable of improving display quality and yield. A display apparatus comprises an upper-lower substrate 100, a display module 103 including a housing 102 with an opening, a resin member 105 formed on the upper-lower substrate 100 along an entire periphery of an opening of the housing 102, and a front panel 106 opposed to the display module 103 across the resin member 105. The housing 102 is so placed as to be interposed between the upper-lower substrate 100 and the front panel 106. A worked surface 500 is located at a part of a ridge line of a boundary part of the housing 102. The resin member 105 is in contact with the entire periphery of the boundary part of the housing 102 and hangs over the inner edge of the upper surface of the housing 102.

Abstract: An electronic device includes first and second body part; a third body part connecting the first and second body parts such that the first an second body parts are switched to an unfolded state or a folded state, a display unit disposed on one surface of each of the first and second body parts and provided such that a partial region thereof is foldable in the unfolded state and the folded state, an extending part extending in the unfolded state, a support part including first and second support regions supporting the display unit, and an elastic force providing unit providing an elastic force in different directions such that the unfolded state and the folded state are maintained.

Abstract: A mobile terminal having a body including a first body and a second body, a display positioned on one surfaces of the first and second bodies and commonly overlapping the first and second bodies, and a hinge assembly positioned between the first and second bodies and connecting the first and second bodies is provided. At least a partial structure of the hinge assembly slidingly moves with respect to another structure of the hinge assembly so that a position of the first and second bodies is changed from a first state in which the first and second bodies are disposed on the same plane to a second state in which one of the first and second bodies is folded on the other. The mobile terminal can smoothly change a state of the body of the mobile terminal using the hinge assembly that slidingly moves and has a variable length.

Abstract: A USB charger includes a connector for plugging into a cigarette lighter socket of a motor vehicle. The USB charged provides one or more USB sockets and includes an integrated alarm unit for protection against intruders in the motor vehicle. The alarm unit includes a motion sensor and an acoustic alarm signal generator.

Abstract: A supporting device for holding a display module is disclosed. The supporting device comprises a main board, a first spacer layer, a first board and a sliding board. The main board extends along a first axis, and the first spacer layer overlaps on the main board. The first board is disposed on the first spacer layer so that a first sliding groove is formed by the main board, the first spacer layer and the first board. The sliding board is partially received in the first sliding groove so as to contact with at least one of the main board, the first spacer layer and the first board. When an external force is applied to the sliding panel, a first sliding block is rubbed against at least one of the main board, the first spacer layer and the first board so that the sliding panel is able to move along the first axis with respect to the main board between a highest position and a lowest position.

Abstract: An input device is described. The input device may include at least four key caps of a keyset and a keyboard cover surrounding the at least four key caps. Each key cap of the at least four key caps may be separated by at least one gap. The at least one gap may be between 0.075 mm and 0.525 mm. A method of manufacturing an input device is described. The method may include measuring at least four keycaps in a keyset. Each key cap of the at least four key caps may be separated on a side from a keyboard cover by a gap. The method may include cutting a substrate to fit between the at least four keycaps in the keyset such that the gap of each of the at least four keys is between 0.075 mm and 0.525 mm.

Abstract: An embodiment of the present invention provides a foldable display device comprising a foldable housing and a flexible display screen, the flexible display screen having a first end and a second end disposed opposite to each other in a first direction, wherein the first end of the flexible display screen is secured to the foldable housing, the second end of the flexible display screen is removable relative to the foldable housing; and when the foldable display device is in a folded state, the flexible display screen is located on a side of the foldable opposite to the folded surface of the foldable housing. The present invention can solve the problem that the radius of curvature of the folded portion of the flexible display screen is too small when the display device is folded, so that the flexible display screen can be prevented from being damaged.

Abstract: A security latching mechanism attached to a first device for removably securing the first device to a second device is provided, comprising an upper latching plate, a lower latching plate, and a base plate adapted to retain the upper latching plate and the lower latching in a sliding cooperative engagement with respect to each other and the base plate, and wherein each of the upper and lower latching plates further comprise a latch portion adapted to cause a sliding movement for its respective latching plate from a first position to a second position when the respective latching portions are in sliding contact with a security latching mechanism receptacle in the second device, such that the security latching mechanism can pass through the security latching mechanism receptacle when the second position has been reached by each of the upper and lower latching plate, and upon passing through the security latching mechanism receptacle, each of the upper latching plate and lower latching plate returns to the first

Abstract: A linkage mechanism includes a pivot assembly, a gear assembly, and a linkage assembly. The pivot assembly pivots around a first rotation axis. The gear assembly is pivoted with the pivot assembly and moves in conjunction with the pivot assembly. The gear assembly includes a cam, and the cam pivots around a second rotation axis. The second rotation axis is not parallel to the first rotation axis. The linkage assembly is disposed at a side of the gear assembly and contacts the cam. When the pivot assembly drives the gear assembly to pivot, the linkage assembly abuts against the cam to produce a relative movement with the cam.

Abstract: A manufacturing apparatus of a display device that prevents generation of bubbles between a display panel and a cover window is presented. The apparatus includes a first jig that includes a first portion including a center and a second portion that includes a bend on at least one side of the first portion, and where a cover window is received; a second jig that faces the first portion of the first jig, wherein the cover window and a display panel are disposed between the first jig and the second jig; and a stopper detachably provided adjacent to an end of the second portion of the first jig.

Abstract: A front cover assembly includes a frame, a cover glass, and a waterproof glue. The frame has a receiving cavity. The cover glass is partially received in the frame. The cover glass has a light exiting face and a lateral face extending from the light exiting face. The cover glass has a step portion located at the lateral face and extending toward the frame. A gap is defined between the step portion of the cover glass and the frame. A waterproof glue fills the gap and directly contacts the step portion and the frame. This assembly can prevent water or dust from entering a terminal device.

Abstract: A shield cap for protecting an electronic component includes a cap member having a side wall portion and a ceiling portion, and a conductive film formed on the cap member such that the conductive film is formed to shield electromagnetic waves. The ceiling portion includes a resin material and a reinforcing material, and the cap member is formed such that the side wall portion and the ceiling portion are forming an accommodation space to accommodate an electronic component.

Abstract: A shield cap for protecting an electronic component includes a cap member having a ceiling portion, a side wall portion and a partition wall portion, and a conductive film formed on the cap member such that the conductive film is formed to shield electromagnetic waves. The cap member is formed such that the ceiling portion has an inner region and an outer region surrounding the inner region, the side wall portion is supporting the outer region, and the partition wall portion is supporting the inner region, the ceiling portion has a first surface facing the side wall portion and the partition portion and a second surface on the opposite side and includes a reinforcing material positioned between the first and second surfaces, and the cap member is formed such that the side wall, ceiling and partition wall portions are forming multiple accommodation spaces to accommodate multiple electronic components.

Abstract: A display device includes a display panel, a member, a first fixing portion, a second fixing portion, and a roll-up portion. The display device has a function that enables selection between a first state in which an image is displayed with the display panel not folded and a second state in which an image is displayed with the display panel folded. The display panel is fixed to the first fixing portion and the second fixing portion. One end of the member is fixed to the first fixing portion. The other end of the member is connected to the roll-up portion. The roll-up portion has a function that enables rolling up of the member from the other end of the member. The display panel is folded by rolling up the member. The display panel is unfolded by pulling out the rolled-up member from the roll-up portion.

Abstract: A piezoelectric vibration module includes external electrodes arranged in a stack direction on the outside surface of a piezoelectric device so that the state in which the piezoelectric device is coupled to the terminals of an FPCB can be reliably maintained even in a piezoelectric device bending phenomenon dependent on the repetition of contraction and/or expansion of the piezoelectric device. A portion in which the external electrodes of the piezoelectric device come in contact with the FPCB may be placed in a portion having small displacement.

Abstract: An electronic device includes: a first body portion having a first face and a second face; a second body portion having a first face and a second face, the second body portion and the first body portion hinged to each other for the electronic device to define at least a first configuration where the first face of the first body portion is adjacent the first face of the second body portion, and a second configuration where the second face of the first body portion is adjacent the second face of the second body portion; a first magnet mounted to the first body portion; and a second magnet mounted to the second body portion, wherein the first magnet and the second magnet are separated by a common closest distance in the first configuration and in the second configuration.

Abstract: Provided are a component replenishment support method, and a component replenishment support system of a component mounting line that are capable of preventing a decrease in facility operation rate due to component shortage, in which a component shortage time of each part feeder is predicted, a component replenishment work is started from the present time in a case where the component shortage time is earlier than the virtual work end time, a work end time of the work target selection feeders in sequence of early time by using the part feeder within the warning consideration start time as a target is predicted, and a worker is warned of the component replenishment to the selection feeder of which the work end time is within the warning start time, in a case where the selection feeder of which the component shortage time is earlier than the work end time is not present.

Abstract: An overlay applicator can include an overlay with a top side and a bottom side. The bottom side can include an adhesive agent configured to adhere to a screen of an electronic device. The overlay applicator can include an adhesive release liner. The adhesive release liner can include a top side and a bottom side. The top side of the adhesive release liner can be removably attached to the bottom side of the overlay. The adhesive release liner can be configured to protect the adhesive agent at the bottom side of the overlay from contaminants. The overlay applicator can include a protective film removably attached to the top side of the overlay. The overlay applicator can include an alignment tab. The alignment tab can include an alignment mechanism. The overlay applicator further can include a pull tab. The pull can include a wiper. Other embodiments are provided.

Abstract: Embodiments of the present disclosure provide a middle frame member including: a middle frame substrate body; a first metal layer, attached to a first area of the middle frame substrate body, where a coefficient of heat conductivity of the first metal layer is greater than a coefficient of heat conductivity of the middle frame substrate body, the first area includes all or a part of an outer surface of the middle frame substrate body, and the first metal layer is used to conduct, to the entire first metal and the middle frame substrate body, heat generated by at least one of the components that is in contact with or adjacent to the first metal layer; and a passivated insulation layer, attached to a surface of the first metal layer.

Abstract: A touch panel includes: a substrate; touch electrodes disposed on the substrate, the touch electrodes being configured to sense a touch input; and touch signal lines each connected to one of the touch electrodes, the touch signal lines each including a fanout portion and a pad portion, the pad portion being electrically connected to a touch controller. Each of the fanout portion and the pad portion includes a first conductor, a second conductor disposed on the first conductor, and a third conductor disposed on the second conductor, and a passivation layer disposed on the third conductor.

Abstract: A foldable electronic device and a linking assembly are provided. The foldable electronic device includes a host and a foldable display attached to the host. The host has a first portion, a second portion and a linking assembly connected therebetween. The linking assembly includes N+1 blocks (wherein N is an integer greater than or equal to 2) and a plurality of linking sets. Each block has a body and a pair of fitting portions disposed at two opposite sides of the body in a sliding mirror symmetry manner along a first direction, and the fitting portion of the Nth block is fitted with the fitting portion of the N+1 block. Each linking set has two links, and two ends of the two links overlapping each other lean against the Nth block and can move relative to the Nth block. Other two ends of the two links without overlapping each other are respectively fixed to the N?1th and N+1th blocks. When the link assembly is bent, a virtual center of any two adjacent blocks locates within a scope of the foldable display.

Abstract: Provided is an electronic device including a display module including at least one first inserting portion; a printed circuit board electrically connected to the display module and including a second inserting portion that overlaps with at least some parts of the first inserting portion; and at least one function module, wherein at least some parts of the at least one function module are inserted into the first inserting portion and the second inserting portion.

Abstract: A display apparatus is disclosed. The display apparatus includes a substrate, a display, and a protective film. The substrate includes a bending area between a first area and a second area and is bent about a bending axis. The display is over an upper surface of the substrate in the first area. The protective film is over a lower surface of the substrate. The protective film includes a first protective film base over the lower surface of the substrate and corresponding to at least a part of the first area, and a first adhesive layer between the substrate and the first protective film base. The first protective film base includes a first thick portion having a first thickness and a first thin portion having a second thickness less than the first thickness and is closer to the bending area than the first thick portion.

Abstract: A portable electronic device comprises a body, a stationary magnetic element and a base. The stationary magnetic element is disposed at a periphery of the first groove. The connecting element of the base is disposed on the bottom plate of the base and including a second engaging surface and a second groove. An opening of the second groove is formed on the second engaging surface. The rotatable magnetic element is pivotally connected with the second groove. One end of the rotatable magnetic element can rotate in/out the second groove. When a distance between the first engaging surface and the second engaging surface is less than a predetermined value and the opening of the first groove faces to the opening of the second groove, the rotatable magnetic element is attracted by the stationary magnetic element to rotate out of the second groove and get into the first groove.

Abstract: Disclosed are a supporting structure having a variable form and an electronic device having the same. A supporting structure may include a fixing module, a tail end module, and a flexible module connecting the fixing module and the tail end module. The flexible module may include multiple chain units. The chain unit may include a support plate having a support surface and a lower surface opposite to the support surface, and a driving portion extending along from a side of the support plate away from the lower surface of the support plate. The chain units are hingedly connected in series. Adjacent chain units may drive the support surfaces to construct different forms through interaction between the driving portions, thereby forming the supporting structure whose form can be flexibly changed.

Abstract: A display device that includes a housing with at least one Printed Circuit Board (PCB) and a plurality of rollers disposed in the housing. The display device also includes a display unit which, in turn, includes a display panel and a module cover. The display device further includes a driving unit that is connected to the display panel and the module cover. The driving unit moves the display panel and the module cover between a first state and a second state. In the first state, the panel and module cover are wound around at least one of the plurality of rollers, and in the second state they are unwound from the at least one of the plurality of rollers and exposed by being drawn out from the housing.

Abstract: Disclosed herein are a lamination apparatus which adheres substrates to a cover window having a curved surface and a lamination method using the same. The lamination apparatus includes a first jig on which a cover window is mounted, wherein a curved surface portion is formed in the cover window and a curvature center thereof is positioned behind the curved surface portion, a second jig on which a guide member is seated, wherein a substrate is mounted on the guide member and the guide member has a width greater than that of the substrate, and an interference member provided to interfere with both facing front surfaces of the guide member, wherein the interference member interferes with the guide member and the guide member is bent when the second jig approaches the first jig.

Abstract: An interlayer connection conductor penetrates through first layers of a multilayer body and projects from an upper surface. In a component mounting substrate, the projection length of the interlayer connection conductor from the upper surface in the lamination direction is adjusted such that a difference between a connection position of the interlayer connection conductor and a conductive bonding portion and a connection position of a connection electrode and a conductive bonding portion in the lamination direction is a difference. A difference between the length of the conductive bonding portion and the length of the conductive bonding portion in the lamination direction is canceled by the difference. As a result, the upper surface and a lower surface are parallel with each other to prevent a high-frequency component from tilting with respect to a mounting substrate, thereby preventing electric connection failure and lowering of bonding strength due to the tilt.

Abstract: An image display device is manufactured by: applying a liquid photo-curable resin composition having a total value of cure shrinkage ratios based on pre-curing and complete curing of 3% or more to a surface of the light-transmitting cover member or a surface of the image display member with a thickness greater than that of the light-shielding layer to cancel the step between the light-shielding layer and the light-shielding layer forming surface of the light-transmitting cover member; pre-curing the photo-curable resin composition with the irradiation of ultraviolet rays to form a pre-cured resin layer; bonding the light-transmitting cover member to the image display member such that the pre-cured resin layer is placed inside; and subjecting the pre-cured resin layer to the irradiation of ultraviolet rays to achieve the complete curing thereof. The pre-curing is conducted to obtain a cure shrinkage ratio less than 3% in the complete curing thereof.

Abstract: A battery system includes: stacked battery cells; spacers defining cooling gaps between the battery cells; a battery stacked block having openings of the cooling gaps on respective side surfaces thereof; end plates at respective ends of the battery stacked block; binding bars having blowing openings configured to communicate with the openings of the cooling gaps; and film-molded packings, each of the film-molded packings being formed from a resin film. Each of the film-molded packings is between one of the binding bars and the battery stacked block, and each of the film-molded packings has a flat surface portion in contact with an inner surface of one of the binding bars in a surface contact state, and an elastic protrusion of a hollow shape which protrudes from the flat surface portion to a surface of the battery stacked block, extending so as to surround one of the blowing openings.

Abstract: A test socket with a link and mount system is used to couple a device under test to a testing apparatus for quick and reliable testing of microchips post-production. The socket includes a pivoting link that connects to the DUT, an elastomer for biasing the link in a first preferred orientation, and a mount that operates as a fulcrum to rotate the link into engagement with the DUT. The mount includes projections that extend below a bottom surface of the socket, such that engagement of the mount with the test device at the projections translates the mount parallel to a diagonal support wall in the socket such that the mount is driven away from the bottom surface of the socket and also toward the elastomer. The socket includes a gap above the mount to allow for movement of the mount within the socket, eliminating the fixed arrangement and the non-compliant loads that accompany the engagement of the mount to the test apparatus.

Abstract: A display module comprises a circuit board having a front face, a plurality of light-emitting elements electrically coupled to the front face of the circuit board, a polymer encapsulating member adhered to the front face of the circuit board, the polymer encapsulating member substantially covering at least a portion of the circuit board and a portion of the plurality of light-emitting elements, the polymer encapsulating member substantially sealing the portion of the circuit board and the portion of the plurality of light-emitting elements, and an ultraviolet-radiation diminishing component in the polymer encapsulating member or on one or more of at least a portion of the circuit board or at least a portion of each of the light-emitting elements, wherein the ultraviolet-radiation diminishing component filters, blocks, or reflects more ultraviolet radiation than would be filtered, blocked, or reflected by the polymer encapsulating member without the ultraviolet-radiation diminishing component.

Abstract: A backplate having a folding region and an unfolding region adjacent to the folding region includes: first and second material layers corresponding to the folding and unfolding regions; and a third material layer between the first and second material layers, the third material layer is more rigid than the first and second materials layers, wherein the first and second material layers extend from the folding region to the unfolding regions such that a thickness of the first and second material layers is gradually reduced from the folding region to the unfolding region.

Abstract: A casing comprising a flip cover, configured to encase at least a part of a mobile device having a camera, the flip cover comprising an optical filter located to enable image capturing by the camera through the optical filter.

Abstract: A display device comprises a display panel comprising signal lines and configured to display images; a panel support frame coupled to at least a bottom surface of the display panel to support the display panel; a plurality of guide protrusions inserted at predetermined locations of the panel support frame, each of the plurality of guide protrusions including an insertion groove open to receive a guide member configured to connect the display device with another display device; a driving circuit arranged at one side of the panel support frame; a cover shield covering the driving circuit at the side of the panel support frame; and a side cover film covering the cover shield located at the side of the panel support frame, the side cover film including a plurality of guide holes that are each aligned with a corresponding one of the plurality of guide protrusions.

Abstract: An electronic device is configured to detect the presence or absence of a case that is positioned over at least one surface of the electronic device. When a case is present, the electronic device is configured to determine one or more characteristics of the case and adjust one or more operations of the electronic device based on at least one characteristic of the case.

Abstract: An electronic device is provided that includes an electronic component within the electronic device, a kill switch; an access door providing access to the electronic component and the kill switch and a latch for securing access to the electronic component in a closed position and for giving access to the electronic component in an open position. The latch activates the kill switch in the open position, independently of a position of the access door.

Abstract: Examples disclosed herein provide a hinge for a foldable display unit. One example hinge includes a plurality of brackets. A bracket from the plurality of brackets is to operably couple to an adjacent bracket from the plurality of brackets, to be folded into an arcuate shape. The hinge further includes a plurality of links to operably couple the plurality of brackets to each other. A first end of a first link from the plurality of links is rotatably connected to an end of a second link from the plurality of links according to a first frictional value. A second end of the first link is rotatably connected to an end of a third link from the plurality of links according to a second frictional value less than the first frictional value.

Abstract: An electronic device may have a display. The device and display may bend about a bend axis. The display may have layers such as an organic light-emitting diode layer or other layer with pixels, a touch sensor layer, a protective layer with a polarizer, and a support layer. Lubrication layers formed from textured surfaces, slippery coatings, and lubricants such as oil may be interposed between the layers of the display so that the display layers slip past each other during bending of the device and display and minimize display stress. A device housing may have a recess or other structures that retain the display within the housing while allowing the display layers to shift relative to each other during bending. Elastomeric gaskets and elastomeric lubricant retention structures may be used to mount the display layers in the housing and to retain liquid lubricant within the layers of the display.

Abstract: A portable information device is capable of stably supporting a foldable display. The portable information device has a first engagement piece which is provided in a first support plate, projects from the inner end surface side of the first support plate, and contacts/separates from a second support plate when a first chassis member and a second chassis member are opened/closed, and a second engagement piece which is provided in the second support plate, projects from the inner end surface side of the second support plate, and contacts/separates from the first support plate when the first chassis member and the second chassis member are opened/closed.