Abstract: An elastic device structure includes two identical connection seats and multiple elastic members. Each connection seat is defined with a central line and has a protruding connection section and a connected section. The connection section and connected section are symmetrically disposed on two sides of the central line. A laterally protruding lateral hook is disposed on the connection section. The connected section is formed with a receiving channel for receiving the connection section of the other connection seat. A stop raised block is disposed in the receiving channel and positioned at a dead end of slide paths of the lateral hook. Multiple receiving sockets are disposed beside the connection section and connected section. Two end sections of the elastic members respectively extend into the receiving sockets, whereby the two connection seats are elastically slidable relative to each other.

Abstract: A multidirectional support structure for tablet display apparatus includes a support member having a first end section and a second end section opposite to the first end section. The first end section is pivotally connected with an angle adjustment seat. The angle adjustment seat is further pivotally connected with a rotatable connection assembly. The connection assembly is formed with a receiving space for receiving the tablet display apparatus. The second end section of the support member is pivotally connected with one side of a base seat. The other side of the base seat is pivotally connected with a board body. The board body can be connected with multiple press keys as necessary to form a keyboard. Accordingly, the tablet display apparatus can be co-used with the keyboard and rotated and tilted by different angles and supported in different inclined positions.

Abstract: A double-shaft type rotary shaft pivotal positioning structure includes an elastic guide assembly and two pivot shafts. The elastic guide assembly includes two containing portions which are outwardly communicated and formed with two opposite elastic arms and two corresponding planed press-contact sides. The pivot shafts are respectively centrally provided with center section portions that are utilized to respectively enter the containing portions of the elastic guide assembly and each of which includes a periphery provided with two center section planed surfaces capable of being pressingly contacted with the press-contact sides of the elastic guide assembly. When the pivot shafts are synchronously pivoted close to a preset positioning angle, the center section planed surfaces of the pivot shafts are capable of rotatably attaching toward the press-contact sides of the elastic guide assembly, thereby enabling the pivot shafts to approach and be positioned at the preset positioning angle.

Abstract: A relative-rotation synchronous movement-aid device, which has a simple structure and is easy to assemble. The synchronous movement-aid device includes a linking arm and a rotational wheel assembled with the linking arm. The linking arm has a pivoted end and a free end mounted on the rotational wheel. The pivoted end is mounted on a rail. When an external force is applied to the linking arm, the pivoted end can freely move along the rail. The free end serves to make the rotational wheel relatively rotate along with the movement of the linking arm to achieve better synchronous movement effect than the conventional slide mechanism.

Abstract: A synchronous movement device of dual-shaft system includes a first shaft and a second shaft, which are assembled with each other and synchronously rotatable. The synchronous movement device further includes a driver disposed on the first shaft and a reactor disposed on the second shaft and a link unit connected between the driver and the reactor. The driver is formed with a driving rail. The reactor is formed with a reacting rail. When the first shaft drives the driver to rotate, the driver pushes the link unit to move along the first and second shafts to forcedly push the reactor to rotate in a direction reverse to the moving direction of the driver. Accordingly, the first and second shafts are synchronously rotated.

Abstract: A synchronous movement device applied to dual-shaft system includes a first shaft and a second shaft, which are assembled with each other and synchronously rotatable. The synchronous movement device further includes a driver and a driving rail disposed on the first shaft, a reactor and a reacting rail disposed on the second shaft and a link unit connected between the driver and the reactor. When the first shaft drives the driver to rotate, the driver pushes the link unit to move along the first and second shafts to forcedly push the reactor to rotate in a direction reverse to the moving direction of the driver. Accordingly, the first and second shafts are synchronously rotated.

Abstract: A slide-aid device for electronic apparatus includes a linkage mechanism and an elastic unit assembled with the linkage mechanism. The linkage mechanism has a first arm and a second arm pivotally connected with the first arm. The elastic unit has a fixed end and a connection end. The connection end is pivotally connected with the second arm, whereby the elastic unit is movable with the second arm. When an operation force is applied to the first arm, the first arm is moved to drive the second arm so as to make the elastic unit store energy. After the first arm passes over a reference axis, the elastic unit releases the energy to provide an action force to help the operation force.

Abstract: A flexible circuit board shielding device for an electronic apparatus is disclosed. The flexible circuit board shielding device is provided to protect a flexible circuit board or a cable, including a body assembled on a slide and/or rotation module and a wing portion pivoted to the body. When the body is moved in response to the motion of the slide and/or rotation module, the wing portions can be freely swung or rotated in response to on the body.

Abstract: A dual-shaft synchronous movement device and an assembling method thereof. The dual-shaft synchronous movement device includes a first shaft and a second shaft, which are assembled with each other and synchronously rotatable. The invention includes providing an assembling device and arranging on the assembling device a first rotor and a second rotor (or a third rotor and a fourth rotor) between which a drive section is wound; winding the drive section onto the first and second rotors (or the third and fourth rotors) in a tensioned state; and pushing the first and second rotors (or the third and fourth rotors) onto the first and second shafts. Through the first and second rotors (or the third and fourth rotors) and the drive section, when the first shaft is rotated, the second shaft is synchronously rotated.

Abstract: A rotary shaft transmission structure, which is designed with a simplified structure to provide a smooth and stable transmission of a rotary shaft and to reduce the occurrence of rotational torsion variation of the rotary shaft, includes a combination of at least one rotor and a traction portion. The rotor includes a shaft hole and a bolt bore, in which the shaft hole is utilized to pivot the rotary shaft so that the rotor can be rotated by the rotary shaft, the shaft hole transversely passed through by at least a plan area is utilized to retain the traction portion, and the rotary shaft is utilized to press the traction portion via the plan area, thereby forming a fixation function.

Abstract: A rotary shaft wire passage structure includes a pivot pin and a pivot seat respectively fixedly connected with a pivotal rotary member and a relative pivotal rotary member. The pivot pin has a pivoted section and an annular raised section disposed at one end thereof. The pivoted section is formed with an axial through hole in full communication with outer side via a split. The pivot seat has a shaft hole in which the pivoted section is fitted. One side of the shaft hole is formed with a fissure in communication with the outer side. The fissure is adjustable to a position where the fissure is aligned with the split for placing a wire into the through hole. When the relative pivotal rotary member is pivotally rotated to a working position by a certain angle, the fissure is misaligned from the split to prevent the wire from slipping out.

Abstract: A supporting structure for an electronic device is provided to reduce the thickness or volume of device structures in conventional skills. The supporting structure includes a connecting arm having a first end and a second end which are substantially pivoted to a side region of a sliding and/or rotating module and an edge portion of a substrate module, respectively. With the connecting arm being rotated in response to the movement of the sliding and/or rotating module, the rotation or combination type can be provided between the first and second ends of the connecting arm and the side regions of the sliding and/or rotating module and the edge portion of the substrate module, thereby improving difficulties of the internal structure and design of the assembly of conventional supporting structure and electronic device.

Abstract: A multi-segment rotary shaft structure includes a driving joint assembly and a driven joint assembly. The driving joint assembly at least includes two opposite joint plates and a middle link plate assembly engaged therebetween. The driven joint assembly is disposed between the opposite joint plates and includes at least two driven plates. Opposite ends of the driven plates are formed with synchronous driving sections drivingly engaged with each other. Inward ends of the opposite joint plates are linked with outward ends of the driven plates. Outward ends of the middle link plate assembly are linked with the inward ends of the driven plates. The driving joint assembly and driven joint assembly are stringed and pivotally connected and combined, whereby the joint plates can be freely rotated around multiple rotational centers.

Abstract: A synchronous folding device includes two opposing folding members and a multi-joint rotary axle structure mounted between the two folding members. The multi-joint rotary axle structure has two ends which can be folded or unfolded synchronously. The multi-joint rotary axle structure includes a driving joint assembly and a driven joint assembly. The driving joint assembly includes two opposing joint plates and a middle link plate. Two ends of the driving joint assembly are respectively connected to the two opposing folding members. Each joint plate of the driving joint assembly can be turned free through plural turning centers so that both ends can be closed or opened synchronously for the folding device to be folded or unfolded accurately.

Abstract: A relative displacement device with both slight push force and strong elastic pull force includes two displacement members displaceable relative to each other. The displacement members are respectively formed with two turning displacement paths, which turn from a relative displacement direction in different directions. During displacement travel of the displacement members, the turning displacement paths intersect each other at different points as elastic pull points. Each turning displacement path has two path terminals and a turning point. The displacement reference line of the path terminals of one turning displacement path coincides with the displacement reference line of the turning point of the other turning displacement path. A first end of an elastic member is slidably pivotally positioned at the elastic pull point as an elastic pull end, while a second end of the elastic member is pivotally fixed at a fixed point of one displacement member as a fixed end.

Abstract: A plug-in connection multi-segment rotary shaft structure includes a driving joint assembly and a driven joint assembly. The driving joint assembly includes two opposite joint plates and a middle link plate assembly engaged therebetween. The driven joint assembly is disposed between the joint plates and includes two driven plates. Opposite inward ends of the driven plates are formed with synchronous driving sections drivingly engaged with each other. Inward ends of the opposite joint plates are connected with the outward ends of the driven plates. Outward ends of the joint plates are formed with plugs. Outward ends of the middle link plate assembly are connected with the inward ends of the driven plates. The driving joint assembly and driven joint assembly are connected and combined, whereby the joint plates can be freely rotated around multiple rotational centers.

Abstract: An auxiliary support device for flip touch screen includes a main body and an upper cover having a touch panel. The main body is preformed with a cavity for assembling with a base seat. The upper cover is preformed with an elongated recess corresponding to the cavity. A slide rail is assembled in the elongated recess. One end of a link member is movably pivotally connected with an outer end of the base seat. A bottom end of a slide member is movably pivotally connected with an inner end of the base seat. The slide member is assembled in the slide rail. The other end of the link member is slidably connected with of a surface of the slide member. When the upper cover is turned upward, the link member is turned upward with the slide member to obliquely support the upper cover.

Abstract: A rotary shaft structure is provided with rotational and locating functions based on a compact request condition. The rotary shaft structure includes a combination of a shaft body and a braking device, in which the braking device includes a first end provided with a limiting portion and a second end provided with an assembling portion, thereby preventing an axial displacement of a rotary shaft. The shaft body corresponding to the first end of the braking device and the limiting portion thereof includes a base portion and at least one braking portion formed on the base portion, in which a locating function is formed when an interference state of the limiting portion of the braking device and the braking portion of the shaft body is formed, thereby improving the conditions of assembly and fitting difficulties, complication and time-consuming process in conventional skills.

Abstract: A sliding auxiliary device includes an assembly of a rotating wheel, a gate linked to the rotating wheel, and a toggle mechanism. The toggle mechanism includes a first arm pivoted to the rotating wheel, a second arm pivoted to the first arm, and an elastic member disposed between the first arm and the second arm. The rotating wheel substantially drives the first arm and the second arm of the toggle mechanism to relatively move to store energy in the elastic member, and the elastic member releases the stored energy to generate an acting force to assist the rotation of the rotating wheel after the first arm of the toggle mechanism crosses over a reference axial line, to obtain an improved operation smoothness better than the conventional skills.

Abstract: The present invention discloses a slide and rotation module for an executable multiple operation mode electronic device, providing a structure with inclination-adjustable, movable, rotational and bidirectional folding functions. The slide and rotation module includes a steering arm and a slide seat disposed between the first machine body and the second machine body. The steering arm includes a first end pivoted to a first machine body and a second end pivoted to a second machine body, in which the second end of the steering arm is rotated and translated within a limiting part in response to a motion of the first machine body.