Abstract: A foldable device may include a foldable layer and a hinge mechanism. The hinge mechanism may include at least one gear module that provides for synchronized movement of the hinge mechanism about a central plane of the hinge mechanism. A lock module may be coupled the hinge mechanism. The lock module may include a cam and a plate including a plurality of recesses. The lock module may selectively lock the hinge mechanism, and the foldable device, in one of a plurality of positions, based on a position of the cam in one of the recesses.

Abstract: A multi-pivot timing chain comprises first timing links in a first timing chain layer coupled together via meshing gear teeth, and second timing links in a second timing chain layer coupled together via meshing gear teeth. Pins rotatably couple the first timing links to the second timing links. Each of the timing links comprises opposing first and second gear portions comprising gear teeth, and first and second flexures connecting the two gear portions. The flexures are in tension and configured to cause a pair of meshing gear teeth in an adjacent timing chain layer to be in compression, thereby creating resistance to rotation of the timing links that comprise the meshing gear teeth.

Abstract: The present invention relates to a foldable mobile terminal characterized by comprising: a foldable body; a flexible display panel which is provided on one surface of the body and folds together with the body; and a protective cover covering the flexible display panel. The protective cover comprises a first cover covering a foldable first area in the flexible display panel, and a second cover covering second covers provided on both sides of the first area in the flexible display panel. The second cover is made of a material which is different from the material of the first cover, and has a higher rigidity than the first cover.

Abstract: A flexible display panel, an electronic device, and a hinge are provided. Each adjacent two of support members in the hinge are rotated by a rotation mechanism, and each alternate two of the support members are interlinked by a linkage mechanism. In response to a plurality of support members moving to a first position, the plurality of support members are disposed horizontally, so as to provide a flat support surface for a main body of the flexible display panel, thereby alleviating a problem that a surface of a flexible display panel mechanism before folding does not match a size of a flexible screen in an existing external foldable display device.

Abstract: Provided are a rotating device, a housing, and an electronic device including the housing and a flexible screen. The housing includes a first frame body, a second frame body, and the rotating device. The rotating device is connected between the first frame body and the second frame body to fold or unfold the first and second frame bodies. The rotating device includes at least one pair of rotation assemblies, and a gear assembly between the rotation assemblies. Each rotation assembly includes a support frame and a rotating rack. The rotating rack includes a rotating piece rotatably connected to the support frame, and a connecting piece provided with a driving gear thereon. The rotating racks of one pair of rotation assemblies are synchronously rotatable by driving the driving gear with a rotation of the rotating rack relative to a corresponding support frame.

Abstract: An item of furniture including a furniture carcass, a door wing movably-supported relative to the furniture carcass, and a furniture hinge for movably supporting the door wing, the furniture hinge being hingedly connected to the door wing. A receiving compartment is arranged in or on the furniture carcass for at least partially receiving the door wing, and the receiving compartment is defined by a sidewall of the furniture carcass. At least one cover is configured to be moved at least between a first operating position, in which the cover at least partially covers the receiving compartment, and a second position, in which the cover unblocks the receiving compartment. The furniture hinge includes a control member for moving the cover between the two operating positions upon an at least partial movement of the a door wing within the receiving compartment.

Abstract: The present application provides a foldable display device. The foldable display device includes a display panel and a rotation mechanism supporting the display panel. The rotation mechanism includes a first sliding member and a second sliding member. The first sliding member and the second sliding member are slidably connected to the first base. Relative sliding of the first sliding member and the second sliding member drives opposite sides of the rotation mechanism to be folded synchronously to improve fluency and stability in a folding process.

Abstract: A computing device is disclosed that includes an organic light-emitting diode (OLED) display. The OLED display has a front surface and a back surface. The computing device includes a moveable display support connected to the back surface of the display. In some implementations, the moveable display support is configured to limit bending in one direction to a first bend radius and to limit bending in another direction to a second bend radius. In some implementations, the moveable display support is formed by a plurality of unit cells.

Abstract: A furniture board includes an integrated or inserted hinge for guiding a movable furniture part. The furniture board has two side faces, an end face, and an end-face recess for receiving a hinge. The hinge includes a basic element, a linear guide and a pivot guide hinged thereto. The linear guide has forcibly guided movable elements, to which the pivot guide is hinged at a distance from the basic element. Two side faces of the furniture board lie one in a first and one in a second plane. The linear guide and the hinged connection of the pivot guide to the linear guide lie between the first and the second plane, at least in a closed state of the hinge.

Abstract: A hinge for movably attaching parts together incudes a first gear, a second gear, a cover configured to attach the first gear to the second gear, first and second sliding surfaces on the cover wherein the first gear slides on the first sliding surface and the second gear slides on the second sliding surface when the hinge is operated, and an area on the first gear with no teeth configured to slide past the second gear to allow the first gear to enter the cover. Assembling a hinge includes moving a surface without gear teeth on a first gear past a toothed surface on a second gear, moving the first and second gears into a cover, meshing a tooth on the first gear with a tooth on the second gear, and holding the first and second gears together with the cover.

Abstract: This disclosure relates to a folding module and a foldable electronic device. A first protrusion and a first sliding slot are provided between a drive portion and a first connection member. A second protrusion and a second sliding slot are provided between the drive portion and a second connection member. A first drive spring and a second drive spring press against the drive portion. In a process in which the first support member folds or unfolds relative to the second support member, folding or unfolding can be implemented provided that the first support member and the second support member rotate by a relatively small angle, so that a speed of folding or unfolding of the first support member relative to the second support member is increased.

Abstract: A rotating module is provided and includes two rotating arms, and a bracket having a track groove and located between the two rotating arms. Each rotating arm includes a first rotating piece, a first end of which is located in the track groove; and a second rotating piece connected with the bracket and a second end of the first rotating piece respectively. In a folded state, a rotation center of the first rotating piece is a first position on the groove wall of the track groove; in an unfolded state, the rotation center of the first rotating piece is a second position on the groove wall of the track groove. The second position is located between a center position of the track groove and the first position, and the rotation center of the first rotating piece is one rotation center of the rotating arm.

Abstract: The disclosure discloses an overturning and supporting rotating shaft for a tablet computer. The overturning and supporting rotating shaft includes a fixed support, wherein a connecting fixed part is arranged in the fixed support; the connecting fixed part includes a fixed portion, and an arc-shaped installing portion is connected to one side of the fixed portion and is inserted into a connecting plate; a first arc-shaped installing groove is formed in the connecting plate; the connecting plate is inserted into a movable support, and a second arc-shaped installing groove is formed in the movable support; a torsion washer is arranged between each side of the movable support and the fixed support. The rotation of the overturning and supporting rotating shaft within a range of 120 degrees is realized by matching of arc-shaped structures among each assembly, and movement assisted by connecting the torsion gaskets and the fixed support.

Abstract: Provided is a biaxial hinge capable of opening up to 360 degrees in which the hinge does not require a complicated mechanism or components with high machining accuracy. The hinge includes first and second shafts (11, 21), joint plates (34, 37, 38) rotatably coupling first and second shafts (11, 21), regulator (36) movable between a first position and a second position along an axial direction of first and second shaft (11, 21), first lock plate (12) rotating together with the first shaft (11) and inhibiting the rotation of first shaft (11) by engaging with regulator (36) located at the first position, lock sleeve (23) rotating together with second shaft (21) and inhibiting the rotation of second shaft (21) by engaging with regulator (36) located at the second position; and a regulation cam (13) feeding regulator (36) from the second position to the first position.

Abstract: This disclosure relates to a folding module and a foldable electronic device. A first protrusion and a first sliding slot are provided between a drive portion and a first connection member. A second protrusion and a second sliding slot are provided between the drive portion and a second connection member. A first drive spring and a second drive spring press against the drive portion. In a process in which the first support member folds or unfolds relative to the second support member, folding or unfolding can be implemented provided that the first support member and the second support member rotate by a relatively small angle, so that a speed of folding or unfolding of the first support member relative to the second support member is increased.

Abstract: A hinge includes: a base seat that includes a rack extending in a front-back direction; a moving platform that is movable on the base seat along the front-back direction; and a shaft unit that includes a rotating shaft rotatably extending through the moving platform in a left-right direction, a main gear member rotatably extending through the moving platform, co-movable with the moving platform, and meshed with the rack to constitute a rack and pinion system, and a first bevel gear piece fixedly sleeved on the rotating shaft, and meshed with the main gear member such that rotation of the rotating shaft results in collective linear front-back motion of the shaft unit and the moving platform relative to the base seat.

Abstract: A display apparatus includes: a display panel including: a folding area foldable around a virtual folding axis extending in a first direction; and non-folding areas spaced from each other with the folding area therebetween; and a protection member including: a hinge member below the display panel, and overlapping with the folding area to be foldable around the folding axis; a base member overlapping with the non-folding areas; and a support member connected to the hinge member and the base member. The hinge member includes: extension parts extending in the first direction and located along a second direction crossing the first direction, each of the extension parts having a guide groove; joint parts connected to opposite ends of the extension parts, and rotatably connected to one another; and a guide part including a protruding part protruding in the first direction to be connected to the guide grooves of the extension parts.

Abstract: Coaxial gear mechanism, with a toothing system which is oriented axially with regard to a rotational axis of the coaxial gear mechanism; a tooth carrier with axially oriented guides; teeth which are received in the guides for engagement with the toothing system, the teeth being oriented with their respective longitudinal axes axially in the guides and being mounted in the guides such that they can be displaced axially; a cam disc which can be rotated about the rotational axis for the axial drive of the teeth; and a housing, in which a setting element for mounting the cam disc is provided, at least one bearing with rolling bodies being arranged between the setting element and the cam disc.

Abstract: The present invention determines the final opening position of the furniture door in the upward direction by means of the furniture hinge comprising an opening angle adjustment thereon.

Abstract: The description relates to hinged devices, such as hinged computing devices. One example can include a first portion that is secured to a hinge assembly by a first primary hinge shaft and a first secondary hinge shaft that is not co-extensive with the first primary hinge shaft. The example can also include a second portion that is secured to the hinge assembly by a second primary hinge shaft and a second secondary hinge shaft that is not co-extensive with the second primary hinge shaft.

Abstract: The present invention relates to a furniture hinge that is suited for changing damping course of the furniture door in the closing direction.

Abstract: A display device including a display module having a plurality of folding regions, a support member disposed under the display module, a plurality of hinge parts each connecting the support member, and an adjustment part controlling the folding of the folding region, in which each of the hinge parts includes a center portion having a first sub-axis and a second sub-axis and a first fixing part and a second fixing part connecting the support member and the center portion, thereby facilitating the folding of the display device.

Abstract: A swing arm restraint system for an automotive lift includes a movable carriage including a swing arm mounting portion. A first swing arm restraint housing is non-rotatably connected to the swing arm mounting portion, the first swing arm restraint housing including a first internal space. A first swing arm is pivotally connected to the swing arm mounting portion and is rotatable relative to the first swing arm restraint housing. A first restraint device is located in the first internal space and connected to the the swing arm restraint housing. A second restraint device is operably connected to the first swing arm such that the second restraint device rotates with the first swing arm relative to the first swing arm restraint housing.

Abstract: Described is a multi-purpose instrument and music stand. The instrument and music stand includes a base assembly having a plurality of legs. A rod projects up from the base assembly. At least one attachment tang with a pair of side recesses is pivotally attached with the rod. A tang receptor is included that selectively attaches with the attachment tang. The tang receptor is formed with a button and geared detent parts. Depressing the button causes the pair of geared detent parts to simultaneously retract from the pair of side recesses of the attachment tang, thereby allowing a user to selectively attach and detach a music holder or other item from the tang and stand.

Abstract: A portable information device includes: a first chassis, a second chassis adjacent to the first chassis, and a hinge device that relatively rotatably connects the first chassis and the second chassis. The hinge device includes: a first torque generating part that generates a rotation torque in relative rotation of a first base plate and a first link plate by sliding resistance between the first base plate and the first link plate, and a second torque generating part that generates a rotation torque in relative rotation of a second base plate and a second link plate by sliding resistance between the second base plate and the second link plate.

Abstract: A computing device is disclosed that includes an organic light-emitting diode (OLED) display. The OLED display has a front surface and a back surface. The computing device includes a moveable display support connected to the back surface of the display. In some implementations, the moveable display support is configured to limit bending in one direction to a first bend radius and to limit bending in another direction to a second bend radius. In some implementations, the moveable display support is formed by a plurality of unit cells.

Abstract: A connection mechanism includes fixing seats, rotary seats, and transmission gears. Each of the fixing seats includes base and shaft holes provided at two sides of the arc-shaped base. The rotary seats and the transmission gears are clamped between two adjacent fixing seats. Each of the rotary seats includes a seat body, an arc-shaped groove longitudinally penetrating through the seat body, and a teeth structure formed by laterally extending from a middle portion of the seat body below the arc-shaped groove. Each of the two transmission gears includes a rotation shaft and a gear fixed onto the rotation shaft and engaged with the teeth structure, wherein the rotation shaft passes through the arc-shaped groove and includes two ends respectively limited inside the shaft holes of two adjacent fixing seats.

Abstract: A liquid-submersible thermal management system includes a shell, a heat-generating component, a working fluid, and at least one heat-dispersing element. The shell defines an immersion chamber where the heat-generating component is located in the immersion chamber. The working fluid is positioned in the immersion chamber and at least partially surrounds the heat-generating component so the working fluid receives heat from the heat-generating component. The at least one heat-dispersing element is positioned on exterior surface of the shell to conduct heat from the shell into the heat-dispersing element.

Abstract: A foldable display device includes a hinge, a support plate connected to opposite ends of the hinge and a display panel module disposed on the support plate. The hinge includes a rotation axis module having a rotation axis. A first slider is connected to the rotation axis and includes a first guide line. A second slider is connected to the support plate and includes a second guide line. A link arm includes a link arm body. The link arm body has a link arm rotation axis disposed at a first end of the link arm body and a link arm pin hole disposed at a second end of the link arm body. A link arm pin is configured to extend through the link arm pin hole, the first guide line and the second guide line.

Abstract: A foldable screen and a shower room are provided. The foldable screen includes a transmission gear mechanism and a plurality of panel bodies arranged in sequence. End portions of two adjacent sides of two adjacent panel bodies enclose to form a mounting opening into which the transmission gear mechanism is installed for realizing folding and unfolding of the plurality of panel bodies. The transmission gear mechanism includes a housing having a receiving cavity therein, the housing being installed in the mounting opening; a first gear located in the receiving cavity and installed on one of the two adjacent panel bodies; and a second gear meshed with the first gear, the second gear being located in the receiving cavity and installed on the other of the two adjacent panel bodies.

Abstract: Examples of hinge assemblies are described. In an example implementation, a hinge assembly includes hinge elements which are interconnected to move the hinge assembly between a folded position and an unfolded position. The hinge assembly further includes elastic members disposed between the hinge elements at a first side and a second side thereof. When the hinge assembly is moved from the unfolded position towards the folded position, elastic members at the first side are decompressed and elastic members at the second side are stretched. When the hinge assembly is moved from the folded position towards the unfolded position, elastic members at the first side are compressed and the elastic members at the second side are destretched.

Abstract: A foldable electronic device including a first body, a second body, a flexible display disposed on the first and the second bodies, a hinge assembly connected between the first and the second bodies, an extension chain assembly, and a linkage is provided. The first and the second bodies are rotated relatively to be unfolded or folded via the hinge assembly. An end of the linkage and an end of the extension chain assembly are pivoted together and coupled to the first body in a sliding and pivoting manner. Another end of the linkage is pivoted to the hinge assembly, and another end of the extension chain assembly is pivoted to the second body. In a transforming process between the folded and the unfolded states, an extension traveling of the extension chain assembly compensates a size difference of the flexible display between the folded and the unfolded states.

Abstract: A dual-axis hinge assembly may include a casing defining a first slot and a second slot. Further, the dual-axis hinge assembly may include a first shaft and a second shaft received through the first and second slots, respectively. The first shaft and the second shaft may engage with a first housing and a second housing of an electronic device. Furthermore, dual-axis hinge assembly may include a foldable linkage disposed in the casing and connected between the first shaft and the second shaft. Furthermore, dual-axis hinge assembly may include an elastic member connected to the foldable linkage. The foldable linkage and the elastic member may enable the first shaft and the second shaft to slide along the first slot and the second slot to variably adjust a distance between a pivot axis of the first housing and a pivot axis of the second housing.

Abstract: The present subject matter relates to hinge connectors with rotation control units. In an example, a hinge connector may couple a base unit with a cover unit of a device. The hinge connector includes hinge shaft. The rotation control unit is to control the rotation of the hinge shaft and stop a free-rotation of the hinge shaft at a predefined angle with respect to the base unit.

Abstract: The present invention provides a hinge module and a foldable type device with the same. In the hinge module, a first curved guiding portion and a second curved guiding portion are provided between two lateral surfaces of a curved body, and a first connecting portion of a first rotating member is connected with a first support plate. At least one of the first curved blocks of the first rotating member is swingable and limited within the first curved guiding portion. A second connecting portion of a second rotating member is connected with a second support plate. At least one of the second curved blocks of the second rotating member is swingable and limited within the second curved guiding portion. A first linkage assembly has one end pivotally connected with one side of the first curved block. A second linking member is provided at another end of the two linkage assemblies.

Abstract: A hinge member of a display device includes: first, second, and third plates which are spaced apart from each other; a first rotating shaft and a second rotating shaft to rotate the second plate; a third rotating shaft and a fourth rotating shaft to rotate the third plate; a first shaft support connected to one end of the first rotating shaft and one end of the second rotating shaft; a second shaft support connected to other end of the first rotating shaft and other end of the second rotating shaft; a third shaft support connected to one end of the third rotating shaft and one end of the fourth rotating shaft; a fourth shaft support connected to other end of the third rotating shaft and other end of the fourth rotating shaft. At least one of the first and second rotating shafts and at least one of the third and fourth rotating shafts are linearly movable in response to rotation of one of the second and third plates.

Abstract: One or more embodiments relate to a foldable electronic device. The electronic device includes a display, a foldable housing including a first housing structure and a second housing structure, and a hinge structure disposed between the first housing structure and the second housing structure. The hinge structure may include a first structure configured to enable the first housing structure to rotate about a first folding axis and the second housing structure to rotate about a second folding axis, and a second structure configured to fix the first housing structure and the second housing structure in an unfolded state or a folded state. Other various embodiments are possible.

Abstract: The present disclosure provides a shaft structure and an electronic device. A shaft structure includes a first fixing bracket, a second fixing bracket, and two or more dual-shaft modules. A dual-shaft module comprises a connecting element, a first shaft, a second shaft, a synchronizing element, a first fixing element, and a second fixing element. The first shaft and the second shaft are linked to the connecting element and rotate with respect to the connecting element. The synchronizing element is connected to the first shaft and the second shaft respectively to synchronize rotations of the first shaft and the second shaft. The first fixing element is connected to one end of the connecting element and the first fixing bracket. The second fixing element is connected to another end of the connecting element and the second fixing bracket.

Abstract: A hinge module and a foldable electronic device comprising the same are disclosed. The hinge module comprises a support piece. The foldable electronic device comprises a central body, a first panel body, a second panel body, and a flexible screen. When the first panel body and the second panel body are in an unfolded state, the flexible screen is flattened and the support piece is located at the first position for the supporting surface abutting against the bendable area of the flexible screen; and when the first panel body and the second panel body are in a folded state, the bendable area is bent, the support piece is located at the second position, and the support piece, the first panel body, and the second panel body collaboratively form a receiving space for accommodating the bendable area of the flexible screen.

Abstract: The invention provides an electronic device comprising: a first housing; a second housing; and a double-axis hinge housing connecting the first housing and the second housing such that the second housing can rotate from the first housing around a first hinge-axis or around a second hinge-axis that is parallel to the first hinge-axis, respectively. The double-axis hinge housing may contain a double-axis hinge device comprising a first hinge device connecting the first housing and the double-axis hinge housing such that the same can rotate around the first hinge-axis, and a second hinge device which is parallel to the first hinge device, and which connects the second housing and the double-axis hinge housing such that the same can rotate around the second hinge-axis. The double-axis hinge housing may comprise a cam arranged between the first and second hinge devices to be able to rotate.

Abstract: A hinge module includes the two spindles, the two brackets, a gear set and a torque part. The two spindles are spaced apart from each other. The two brackets are respectively connected to a first side of the two spindles, where an installing direction of each of the brackets is perpendicular to an axial direction of each of the spindles. The gear set is disposed at a second side opposite to the first side of the two spindles. The torque part is disposed on the two spindles and is located between the two brackets and the gear set, where each of the brackets is adapted to rotate relative to the torque part with the corresponding spindle, and the gear set is configured to drive the two spindles rotating in opposite directions.

Abstract: An embodiment provides a truck cover system that includes a side rail, a cover, and a latching mechanism. The latching mechanisms include a housing attached to the cover, a latch extending through a first end of the housing and configured to engage with a bottom portion of the side rail, a cap attached to a second end of the housing, a plunger attached to the latch and having a first plunger end partially extending through an opening of the cap, an anchor element attached to the first plunger end preventing the first plunger end from entering the housing, and a spring wrapped around the plunger. When the spring is compressed, the latch may disengage with the side rail, and, when the spring is uncompressed, the latch may engage with the side rail.

Abstract: Novel techniques are provided for implementing a tonneau cover system. A tonneau cover system might include a first side rail configured to be coupled to a side wall of a bed of a truck, a first connection plate attached to and extending from the first side rail, a second connection plate, an extension plate extending from and attached to the second connection plate, and a cover for covering the bed of the truck and coupled to the extension plate. The first connection plate might include a recess on a bottom surface of the first connection plate. The second connection plate might include a first protrusion mirroring the first recess on the first connection plate. The first protrusion of the second connection plate might removably engage with the recess on the bottom surface of the first connection plate to couple the second connection plate to the first connection plate.

Abstract: An adjustable door hinge that includes a rack and pinion gear set that is adapted to adjust hinge alignment relative to a door frame/case. As the pinion gear is rotated, a set of gear racks acts as a set of tapered wedges that change the alignment of the hinge relative to the door frame/case. Once the desired alignment of the hinge is reached, hinge mounting screws can be tightened to releasably couple the assembly in the proper alignment/location.

Abstract: A hinge module for a foldable type device is connected to two casings, and applied to work with a flexible monitor. Each casing has two casing bodies. The hinge module includes a base and two slide mechanisms. End parts of two connection members of each slide mechanism are pivoted with two shaft parts of the base, thereby allowing two axial (rotating) drive members of each slide mechanism to be guided to move, opposite ends of each connection member and each radial linkage member are respectively connected to the casing body; with a transmission effect of each rotating transmission member between each axial (rotating) drive member and each radial linkage member and a mutual guiding effect between the casing bodies, each casing body can stably retract and the length variation of the flexible monitor can be compensated through the displacing path, thereby reducing the curvature of a bent portion thereof.

Abstract: A display device includes a display module including non-folding areas arranged with each other in a first direction and a folding area between the adjacent non-folding areas, a hinge under the display module and configured to fold the display module with respect to the folding area, a supporter between the non-folding areas and the hinge, and a guide portion connected to the supporter and configured to be inserted into a guide groove defined in the hinge. A length in the first direction of the guide groove is obtained utilizing a length of an arc of the folding area when the display module is folded.

Abstract: A portable information handling system housing rotationally couples first and second housing portions with a hinge assembly having first and second axles held in a parallel fixed lateral disposition by interaction of a gear chassis, a drive carriage and an idler assembly. The first and second axles expand to increase the distance between the first and second housing portions in the event that the housing portions close over an object disposed between them. The idler assembly couples to the gear chassis and drive carriage to rotate with the second axle as it moves relative to the first axle.

Abstract: A folding member includes first and second supporting members, joint units connected, on first sides thereof, to the first supporting member, connected, on second sides thereof, to the second supporting member, and coupled to one another to be rotatable along a first curved trajectory, a third supporting member below the first supporting member, a fourth supporting member below the second supporting member, and a hinge member providing first and second rotational axes, which are parallel to each other, to first sides of the third and fourth supporting members, respectively, that are opposite to each other. Each of the joint units includes a first guide part in an area on a bottom thereof. And each of the third and fourth supporting members includes, in an area thereof, a second guide part which guides the first guide part to rotate along the first curved trajectory.

Abstract: A hinge assembly and an electronic device using the hinge assembly are provided. The hinge assembly includes a pair of gear brackets coaxially staggered in an axial direction, wherein each gear bracket has a plate portion and an arc portion, and the arc portion has an inner gear; a shaft holder, which is provided between the arc portion of the gear bracket, wherein the shaft holder has a pair of first fixing holes; a pair of gear shafts, which passes through the first fixing hole and is fixed to the shaft holder in parallel to the axial direction, each of the gear shafts has an outer gear portion, the outer gear portion has an outer gear, and the outer gear and the inner gear of the arc portion are engaged with each other; and a pair of torque elements, which are respectively sleeved on opposite ends of the gear shaft; a plurality of gears, which are sleeved on the ends of the gear shaft in a one-to-one manner, and the gears disposed on the same side of the gear shaft are engaged with each other.

Abstract: A hinge structure including a plurality of pivots, a driving part, two positioning gear sets, and a plurality of fixing parts is provided. The pivots are parallel to each other. The driving part is disposed at a central portion of the pivots and is perpendicular to the pivots. These two positioning gear sets are respectively sleeved around two ends of each of the pivots. The fixing parts are respectively disposed outside these two positioning gear sets. When the plurality of fixing parts is under the action of an external force, the two gear sets are moved relative to each other, and the driving part is adapted to be bent and drives the pivots to rotate synchronously with respect to a central axis.