Abstract: A rotary shaft link device has a simplified structure occupying less room and is easy to assemble and includes a transmission unit disposed on a first shaft, a reaction unit disposed on a second shaft and a link unit disposed between the transmission unit and the reaction unit. Two ends of the link unit are formed with driving sections engaged with the transmission unit and the reaction unit. The link unit is assembled in the rail of the restriction plate. When the first shaft is rotated, the link unit responsively moves from a first position to a second position to drive the reaction unit and the second shaft to synchronously rotate. According to the specification of the product, the number of the link devices can be easily adjusted to achieve the object of modularized assembly.

Abstract: A hinge assembly includes first and second linkage rods pivoted to a base seat, a cam connected to the first and second linkage rods, and a kickstand support pivoted to the cam. A latch is disposed in the cam. When the first and second linkage rods, the kickstand support, and the cam are received inside the base seat, the latch is in a first locking position, where the latch locks rotational movement of the kickstand support relative to the cam. When the second linkage rod moves outward of the base seat and brings the first linkage rod to rotate relative to the cam, the latch is pushed by the kickstand support to move into a second locking position, where the first linkage rod is limited from rotating relative to the cam.

Abstract: A flexible display device includes a base support of structurally flexible, a flexible display which is supported by and bendable with the base support, and at least one positioning mechanism disposed leftward or rightward of the base support. The positioning mechanism includes two mounts which are mounted to two support plates of the base support, a plurality of hinge bodies which are structurally flexible with a support rib unit of the base support, and a leaf spring unit extending through inside of the hinge bodies to terminate at a first spring end secured in one of the mounts, and a second spring end which is releasably and frictionally engaged inside the other one of the mounts by virtue of a sliding block and a spring-loaded unit.

Abstract: A supporting device includes a dual-shaft hinge module and two buffering modules respectively arranged at two opposite sides of the dual-shaft hinge module. Each dual-shaft hinge module includes two shafts, a linking member clamped between the two shafts, and two side wing members respectively and slidably installed on the two shafts. The two buffering modules are respectively installed on the two shafts and are respectively cooperated with the two side wing members. Each buffering module includes an internal connecting member fixed on and synchronously rotatable with the corresponding shaft and an external connecting member slidably disposed on the internal connecting member and provided to be fixed on a carrying plate. Each side wing member has a limiting portion passing through the corresponding internal connecting member and the corresponding external connecting member.

Abstract: A dual-shaft driving module includes two shafts and a synchronizing block sandwiched between the two shafts. The two shafts are substantially parallel to each other and are substantially in a mirror symmetrical arrangement. Each shaft has two spiral grooves recessed on an outer surface thereof, and each spiral groove has a spiral angle within a range of 40 degrees to 60 degrees. The synchronizing block includes two concave surfaces arranged on two opposite sides thereof and four driving portions respectively protruding from the two concave surfaces. The two concave surfaces respectively face the two shafts, and each concave surface accommodates a part of the corresponding shaft. The four driving portions are respectively inserted into the four spiral grooves. When one of the two shafts is spun to transmit a force to the synchronizing block, the synchronizing block rotates the other shaft at the same time by the force.

Abstract: A bendable display apparatus includes a carrying plate, two supporting devices disposed on an inner side of the carrying plate, and a bendable display mounted on an outer side of the carrying plate. Each supporting device includes a hinge module and two buffering modules respectively arranged on two opposite sides of the hinge module. Each buffering module includes an internal connecting member fixed on the hinge module, an external connecting member fixed on the carrying plate and slidably disposed on the internal connecting member, a driving member driven by a spiral track of the hinge module, and a transmitting member driven by the driving member for moving the external connecting member. When the hinge modules are bent, each supporting device is a curved structure and arranged inside of the bendable display, and each external connecting member slides relative to the corresponding internal connecting member toward the hinge module.

Abstract: A clamshell-type electronic device includes a dual-axis hinge module, a first electronic module, and a second electronic module, the latter two of which are electrically connected to each other. The dual-axis hinge module includes a fixing shaft, a moving shaft parallel to and engaged with the fixing shaft, a moving frame fastened to the fixing shaft and the moving shaft, a torsion structure fixed on the moving shaft, and a fixing frame. No torsion structure is disposed on the fixing shaft. The moving frame is fixed on the first electronic module. The fixing frame has a connecting portion fixed on the fixing shaft and a mounting portion fixed on the second electronic module. The moving shaft can be rotated along the fixing shaft and can be synchronously spun, so that a distance between the moving shaft and the mounting portion can be changed.

Abstract: A supporting device includes a modular joint assembly, two fixing members respectively installed on two opposite ends of the modular joint assembly, and a resilient sheet fixed on the outer surface of the modular joint assembly and the fixing members. The modular joint assembly includes a plurality of joints buckled in sequence. Each joint has an arced track groove recessed on a side surface thereof and a buckling portion extended from an opposite side surface thereof. An imaginary datum line is defined by connecting a center of circle of each track groove and is located at one side of the resilient sheet away from the modular joint assembly. When any two buckled joints are rotated with respect to each other, the resilient sheet is compressed and a length of the imaginary datum line is unchanged.

Abstract: A hinge assembly includes first and second linkage rods pivoted to a base seat, a cam connected to the first and second linkage rods, and a kickstand support pivoted to the cam. A latch is disposed in the cam. When the first and second linkage rods, the kickstand support, and the cam are received inside the base seat, the latch is in a first locking position, where the latch locks rotational movement of the kickstand support relative to the cam. When the second linkage rod moves outward of the base seat and brings the first linkage rod to rotate relative to the cam, the latch is pushed by the kickstand support to move into a second locking position, where the first linkage rod is limited from rotating relative to the cam.

Abstract: A supporting device includes a modular joint assembly, two fixing members respectively installed on two opposite ends of the modular joint assembly, and a resilient sheet fixed on the outer surface of the modular joint assembly and the fixing members. The modular joint assembly includes a plurality of joints buckled in sequence. Each joint has an arced track groove recessed on a side surface thereof and a buckling portion extended from an opposite side surface thereof. An imaginary datum line is defined by connecting a center of circle of each track groove and is located at one side of the resilient sheet away from the modular joint assembly. When any two buckled joints are rotated with respect to each other, the resilient sheet is compressed and a length of the imaginary datum line is unchanged.

Abstract: A hinge device applicable to soft display module includes a joint unit assembly. The joint unit assembly has a main section, a first side, a second side and a top section. The joint unit assembly has multiple shaft guide sections and shaft fixing sections positioned on the main section and respectively assembled with the motional shafts. A rotary shaft and a socket are formed on the first and second sides of the joint unit assembly along the top section. A (soft) display module is disposed on the top section of the joint unit assembly. The shaft guide section of the joint unit assembly is defined with a first position and a second position. When operating and opening/closing the display module, the rotary shafts serve as rotational fulcrums, whereby the motional shafts are relatively rotatable between the first and second positions of the shaft guide section.

Abstract: A multi-axis rotary shaft link device has a simplified structure occupying less room and is easy to assemble. The multi-axis rotary shaft link device includes a transmission unit disposed on a first shaft, a reaction unit disposed on a second shaft and a link unit disposed between the transmission unit and the reaction unit for making the first and second shafts synchronously rotate. The second shaft and a third shaft are assembled with a driven module for rotating the third shaft and a transmission unit disposed on the third shaft. A link unit is disposed between the third shaft and a fourth shaft, whereby the fourth shaft and a reaction unit disposed on the fourth shaft can synchronously rotate with the third shaft. The multi-axis rotary shaft link device can freely rotate around multiple rotational centers, which can be smoothly opened and closed.

Abstract: A rotary shaft link device has a simplified structure occupying less room and is easy to assemble and includes a transmission unit disposed on a first shaft, a reaction unit disposed on a second shaft and a link unit disposed between the transmission unit and the reaction unit. Two ends of the link unit are formed with driving sections engaged with the transmission unit and the reaction unit. The link unit is assembled in the rail of the restriction plate. When the first shaft is rotated, the link unit responsively moves from a first position to a second position to drive the reaction unit and the second shaft to synchronously rotate. According to the specification of the product, the number of the link devices can be easily adjusted to achieve the object of modularized assembly.

Abstract: A supporting device includes a hinge module and two buffering modules respectively installed on two opposite sides of the hinge module. Each buffering module includes an internal linking member fixed on the hinge module, an external linking member slidably disposed on the internal linking member, and an elastic member connected to the internal linking member and the external linking member. The hinge module is bendable between an unfolded position and an outwardly folded position. When the hinge module is at the unfolded position, the supporting device is a flat construction, and the elastic members are configured to block the external linking members to move away from the pivots. When the hinge module is at the outwardly folded position, the supporting device is a curved construction and the internal linking members are arranged at the inner side of the curved construction.

Abstract: A bendable display apparatus includes two supporting devices, a carrying plate, and a soft display mounted on the carrying plate. Each supporting device includes a hinge module and two buffering modules respectively installed on two opposite sides of the hinge module. Each buffering module includes an external linking member fixed on the hinge module, an internal linking member fixed on the carrying plate and being movable with respect to the external linking member, and a gear driven by the hinge module to move the internal linking member. Each hinge module is bendable between an unfolded position and an inwardly folded position. When the hinge module is bent from the unfolded position toward the inwardly folded position, the gear is driven by the hinge module to move the corresponding internal linking member away from the pivots.

Abstract: A hinge device applicable to soft display screen ensures that the total amount of motion is uniformly distributed to every motional shaft. The hinge device includes multiple joint units and motional shafts. Each joint unit has a shaft fixing section and a shaft guide section assembled with the motional shafts. Each joint unit has a top portion, a first side and a second side. A rotary shaft is formed on the first side along the top portion. A socket is formed on the second side along the top portion. A (soft) display screen is disposed on the top portions of the joint units. The shaft guide section is defined with a first position and a second position. When a user opens/closes the display screen, the rotary shafts serve as rotational fulcrums and the motional shafts are rotatably movable between the first and second positions of the shaft guide section.

Abstract: A hinge assembly includes a mounting seat and a linkage unit in the mounting seat. A connection member is connected between first and second movable portions of the linkage unit by a linkage spindle. The linkage unit is able to rotate by a resilient unit to a spring-out state from a folded state. When the linkage unit reaches the spring-out state, further rotation of the linkage unit is stopped by a limiting unit. A torque spindle provides torsional resistance only when the linkage unit is rotated further from the spring-out state.

Abstract: A supporting device includes a hinge module and two buffering modules respectively installed on two opposite sides of the hinge module. Each buffering module includes an external linking member fixed on the hinge module, an internal linking member movably disposed on the external linking member, a driving member installed on the hinge module and movably disposed on the external linking member, and a transmitting member installed on the external linking member and driven by the driving member to move the internal linking member. The hinge module is bendable between an unfolded position and an inwardly folded position. When the hinge module is bent from the unfolded position toward the inwardly folded position, the driving member of each buffering module moves the corresponding internal linking member away from the pivots by using the transmitting member.

Abstract: A connection device applicable to flexible display screen includes a joint assembly composed of main joints and subsidiary joints. Each main joint has a base section and a first arm and a second arm. The base section and the first and second arms define a first chamber, a first opening and a second chamber and a second opening. Each subsidiary joint has a connection section assembled with the flexible display screen and a first hand section and a second hand section extending from two ends of the connection section. The first and second hand sections respectively extend into the first and second chambers of two adjacent main joints and latch therewith. When an operator operates and opens/closes the display screen, the subsidiary joints relatively move within the first and second chambers of the main joints to drive the main joints to move.

Abstract: A convertible axle structure includes a first shaft, a second shaft parallel to the first shaft, and a switch member disposed between the first shaft and the second shaft. The outer wall of the first shaft has a slide groove composed of a front radial slide groove portion, an axial slide groove portion, and a rear radial slide groove portion. The outer wall of the second shaft has a guide groove composed of a radial guide groove portion, a front inclined guide groove portion, and a rear inclined guide groove portion. The switch member has a first protrusion slidable in the slide groove and a symmetrical second protrusion slidable in the guide groove to guide the first shaft and the second shaft to carry out an asynchronous convertible turning.