Abstract: A hinge for a foldable electronic device includes a spine, a first hinge guide, a second hinge guide, and a display support. The first hinge guide is rotatably connected to the spine around a first axis. The second hinge guide rotatably connected to the spine around a second axis. The display support is connected to the first hinge guide in a first track and connected to the second hinge guide by a second track. A translational position of the display support relative to the spine is related to a first rotational position of the first hinge guide relative to the spine and a second rotational position of the second hinge guide relative to the spine.

Abstract: An aircraft tray table retention assembly may include a seat magnetic component installed within a rear bezel of an aircraft seat, and a tray table magnetic component installed within an aircraft tray table. The aircraft tray table may be coupled to the aircraft seat via at least one of one or more hinges or a set of rails, and may be configured to actuate between a stowed position and a deployed position via the at least one of one or more hinges or a set of rails. The tray table magnetic component may be configured to engage the seat magnetic component when the aircraft tray table is in the stowed position. The aircraft tray table retention assembly may include a tray magnetic component configured to engage the tray table magnetic component when the aircraft tray table is in the deployed position.

Abstract: A rigid banner support assembly is provided. The rigid banner support assembly comprises: an external arm having an open cavity and connectable to a support member; an internal arm located within the open cavity and connectable to a rigid banner; and at least one biasing member connecting the internal arm to the external arm and configured to permit vertical movement of the internal arm with respect to the external arm in response to a force.

Abstract: The present invention is a hunting device that may be used to hunt wild game, such as turkeys. The hunting device comprises a handle, a fan or decoy support for securely mounting a fan or decoy and a gun mount for receiving a gun. The fan or decoy support may be connected to the handle while the gun mount is preferably mounted to the handle via a movable joint. The hunting device allows the handle to move the fan or decoy and allows the gun to be moved relative and/or independent of the fan or decoy movement. The hunting device also allows the gun to be moved via a movable joint. This configuration gives the hunter greater control and freedom over the movement of the fan or decoy while maintaining control and movement of the gun.

Abstract: A board 2 for a projector includes a movable arm 5 for moving a projector 1 to a use position in front of a projection board 3 and to a storage position above the projection board and a cam mechanism 6 for elevating the movable arm 5 while swinging it. By elevation of the movable arm 5 by the cam mechanism 6, when the projector is positioned at the storage position, a body portion of the projector is positioned above an upper edge portion of the projection board, while when the projector is positioned at the use position, the body portion is positioned below the upper edge portion of the projection board. Even a projector with a short focal distance can be moved to the storage position and to the use position.

Abstract: A stairway safety rail system for assisting in ascending and descending a staircase. The stairway safety rail system includes a rail having a channel disposed along a longitudinal axis and a guide block slidably joined to the channel having a plurality of bearings that can move the guide block along the longitudinal axis. A pivot assembly having a rotatable sleeve and a pivot slot secures to the guide block. A handle removably secures to the rotatable sleeve, wherein the rotatable sleeve is pivotally disposed in a working configuration and stored configuration within the pivot slot via a spring loaded release pin. In an alternative embodiment, the plurality of bearings within the guide block each have an adjustable tension, the handle is telescopically adjustable, and a braking strip is applied to a lower end of the channel to restrict movement of the bearings of the guide block.

Abstract: A cup holder assembly includes a pair of planar bodies each defining a rim, and a pair of fabric pouches that are each attached to one of the rims. The planar bodies are pivotably attached to each other and are configured such that, in a folded position, the rims are stacked and the fabric pouches are nested within each other, and in a deployed position, the rims and fabric pouches are side-by-side.

Abstract: A resettable bracket is herein presented. The bracket is configured to mount a transceiver to a vehicle. The bracket includes a first piece and a second piece configured to be pivotably connected to each other. A docking station is mounted to the first piece. The docking station includes a bluff, an over-travel stop, and a plurality of arms configured to restrict pivotable movement of the second piece in relation to the first piece. A fitting element is mounted to the second piece. The fitting element is configured to dock into the docking station to substantially create the pivotable connection between the first and the second piece. A spring is installed at the pivotable connection between the first and second pieces. The spring is configured to allow the second piece to automatically return to a default position after being pivoted in relation to the first piece.

Abstract: Described is a portable sun visor comprising a sun shielding member, an adjustable support arm, and a mounting member, said mounting member comprising a plurality of different attachment members for fastening the sun visor to an object. One of the attachment members is a clamp featuring a stationary first jaw that is defined by a handle portion of the mounting member near a distal end of the handle that lies opposite the support arm, and a movable second jaw pivotally connected to the handle portion at an intermediate location thereon. The mouth of the clamp points toward the distal end of the handle portion, where a blade extends parallel to the handle on a side thereof opposite the clamp. The blade is insertable into a vehicle door on the inside surface of a window to hold the sun shielding member in position at that window.

Abstract: The present invention relates to a support structure. A main hinge of the structure is installed with a stop mechanism, so when an object to be supported is placed at a higher location while being in an unfolding state, the object to be supported is restrained from being rotated from a vertical state to a horizontal folding state, thereby preventing falling due to the unstable gravity center; when a connection unit is folded towards a base, an upper end of a first auxiliary connection member links the stop mechanism to rotate for gradually altering the stopping location, so the object to be supported is enabled to be horizontally folded; as such, the object to be supported can be maintained in a stable state during the folding process, thereby preventing the occurrence of falling.

Abstract: An adjustable support member for mounting a device including a support arm having a base pivot block and a right link arm connected at a first end to said base pivot block and a left link arm connected at a first end to said base pivot block and spaced from said right link arm, an upper leveler block wherein the right link arm is connected at a second end to the upper leveler block and the left link arm is connected at a second end to the upper leveler block, a gas spring assembly having first and second ends with the first end of the gas spring assembly being pivotally connected to the base pivot block at a gas spring adjustment assembly and the second end of the gas spring assembly having a rod connected to the right link arm and to the left link arm at a position spaced from both the first and second ends of the right link arm and the left link arm.

Abstract: A torsion adjusting structure, which is installed on a shaft and a carrying member pivoted on the shaft, includes a gear, a pair of friction washers, and a linkage assembly. The shaft passes through the gear and the friction washers respectively abutted on two opposite surfaces of the gear. The linkage assembly installed on the carrying member has an engaging portion. The linkage assembly is adjusted between an engaging position and a separating position. When the linkage assembly is at the engaging position, the engaging portion engages with the gear for enabling rotation of the carrying member to rotate the gear to rub the friction washers, thereby providing the carrying member with an additional torsion. When the linkage assembly is at the separating position, the engaging portion separates from the gear for maintaining the relative position between the gear and the friction washers.

Abstract: An extension arm including an articulating portion that approximately counterbalances the mass of the articulating portion and any objects connected thereto, for example an electronic device, throughout the positional range of the articulating portion. In some embodiments according to the disclosed inventive concepts a spring coupled to a cable is used, the cable being routed along a bearing surface and then attached within the articulating portion. In some embodiments, the bearing surface may be located on a pivotable member that rotates in correspondence with the articulating portion. In various embodiments, the spring may be located within the articulating arm, a base portion in operative engagement with the articulating portion, or entirely external to the extension arm.

Abstract: A support structure for tablet display apparatus includes a support member and a connection assembly. The support member has a first end section and a second end section opposite to the first end section. The first end section is connected with the connection assembly via an angle adjustment seat, whereby the connection assembly can be rotated or tilted relative to the angle adjustment seat and located. The connection assembly is formed with a receiving space for receiving a tablet display apparatus. The second end section of the support member is pivotally connected with a base seat. Accordingly, the tablet display apparatus can be rotated and tilted by different angles and supported in an inclined position in adaptation to different situations and requirements.

Abstract: A tilter assembly is disclosed which comprises a pair of springs, each of which is coupled to the tilter body and the center tilt mount, that provide a counterbalance force to support the weight of a user device which is attached to the tilter. A bushing, which is capable of providing force to a friction cylinder which permits rotation of the tilter about an axis, is adjustable vis-à-vis the friction cylinder via a set screw to provide additional counterbalance force to the tilter to support the weight of the user device.

Abstract: A television mount assembly suitable for mounting a television to a wall, especially over fireplaces and other obstacles. The mount assembly secures a television (TV) to a wall via two arms and a spring mechanism thereby allowing it to extend away from the wall while at the same time allowing the television to swivel. It includes a mechanism to straighten the television as it is positioned close to the wall. The spring mechanism is calibrated by means of a calibration screw, spring block, and locking screws. A handle enables a user to grasp the mount assembly for changing the position of the television. A temperature gauge on the handle displays ambient temperature proximate to the television to warn users if the temperature is too high for the television to safely operate. A means of setting a maximum extension prevents the television from extending beyond a point set by the user.

Abstract: The present invention comprises a loudspeaker system that includes a loudspeaker and a detachable mount. In one or more embodiments, the loudspeaker and mount include electrical connectors that are engaged when the loudspeaker is attached to the mount. In one or more embodiments, the loudspeaker and mount comprise mating mounting structures that support the loudspeaker on the mount when the mounting structure of the loudspeaker is engaged with the mounting structure of the mount. In one or more embodiments, multiple configurations of the mount are provided that allow the loudspeaker to be mounted with a variety of orientations with respect to the mounting surface. In one or more embodiments, the loudspeaker comprises a tweeter with a rotatable wave guide that allows the dispersion angle of the tweeter to be adjusted to accommodate the variety of orientations at which the loudspeaker may be mounted.

Abstract: A joint device connects a first and second members and allows pivotal motion of one or both members. The joint device includes a housing having a slide surface and a guide surface. First and second rotating members are supported for rotation by the housing to pivot one or both members. A slide member carrying a spring is supported for movement on the slide surface with rotation of the rotating members. The spring is coupled to the first rotating member, and has an arm arranged for movement along the guide surface as the slide member moves along the slide surface. The spring member imparts a bias torque on the first rotating member, where the bias torque magnitude changes as the slide member moves along the slide surface.

Abstract: Provided is a slim-type cradling apparatus for a portable terminal. The disclosed cradling apparatus includes a cradling body and a retaining device interworking with rotation of the cradling body to support a closed state and a rotated state of the cradling body.

Abstract: Certain aspects are directed to a mounting assembly for mounting an antenna unit or other device. The mounting assembly includes at least one bracket and at least one retaining assembly. The bracket can be movably positioned at multiple orientation angles with respect to a surface. The bracket includes a latching edge that defines multiple recesses. Each of the recesses corresponds to one of the orientation angles. The retaining assembly is positioned adjacent to the bracket. The retaining assembly includes at least one protrusion that can engage one of the recesses to form a latching connection between the bracket and the retaining assembly. The latching connection can retain the bracket at an orientation angle corresponding to the engaged recess.

Abstract: An angle adjustment device, include a fixed portion; a movable portion; a connection portion which rotatably connects the movable portion to the fixed portion; and an elastic member which is arranged between the movable portion and the fixed portion and restricts rotational movement of the movable portion with kinetic friction generated between the movable portion and the fixed portion.

Abstract: The present application teaches an extension arm including an articulating portion that approximately counterbalances the mass of the articulating portion and any objects connected thereto, for example an electronic device, throughout the positional range of the articulating portion, via the operation of a counter-balancing mechanism. In some embodiments according to the disclosed inventive concepts, the counter-balancing mechanism employs a spring coupled to a chain at a first end, the chain being connected at its opposite end to a pivoting member with which it interacts to support the articulating portion of the extension arm and any objects connected thereto.

Abstract: A foldable safety handrail assembly includes a mounting bracket, a fixing sleeve mounted on the mounting bracket, a release sleeve mounted on the mounting bracket and having a release groove, a rail having a pivot tube which has a first locking groove and a second locking groove, a locking tube extending through the fixing sleeve, the pivot tube and the release sleeve and having a limit slot, a locking member mounted in the limit slot and detachably locked in the first locking groove or the second locking groove, a control member mounted in the locking tube to move the locking member, and a push knob mounted on and pushing the control member. Thus, the user only needs to push the push knob to unlock and fold the rail so that the rail can be unlocked and folded easily and quickly.

Abstract: A tilter assembly is disclosed which comprises a pair of springs, each of which is coupled to the tilter body and the center tilt mount, that provide a counterbalance force to support the weight of a user device which is attached to the tilter. A bushing, which is capable of providing force to a friction cylinder which permits rotation of the tilter about an axis, is adjustable vis-à-vis the friction cylinder via a set screw to provide additional counterbalance force to the tilter to support the weight of the user device.

Abstract: A device includes a receiving container, an elastic element, and a loading block. The receiving container includes a first supporting surface, a second supporting surface, a fixing surface and a resisting surface. The first and second supporting surfaces perpendicularly connect to each other. The resisting surface connects to the first supporting surface. The fixing surface connects to the second supporting surface. The elastic element includes a first rail positioned on the first supporting surface, a second rail positioned on the second supporting surface, a first sliding block slidably positioned on the first rail, a second sliding block slidably positioned on the second rail, a spring connected between the fixing surface and the second sliding block, and a connecting pole connected between the first and second sliding blocks. The loading block is positioned on the first sliding block and faces the resisting surface.

Abstract: A column includes a hinge assembly, the hinge assembly having an upper portion (2) pivotally attached to a lower portion (1) for movement about a first pivot axis (5), the upper portion of the hinge assembly being associated with an upper part (12) of the column and the lower portion of the hinge assembly being associated with a lower part (11) of the column. In use, movement of the upper and lower hinge assembly portions about the first pivot axis from a normal position, in which the upper part of the column is relatively upright, causes the upper part of the column to rotate towards the lower part of the column, thereby allowing the upper part the column to be moved to a maintenance position. An arm links (3), via second (6) and third (7) pivot axes, the upper and lower portions of the hinge assembly, and the arm is associated with a spring (9) that exerts a force via the arm, which urges the upper and lower hinge assembly portions towards the normal position.

Abstract: An angle-adjustable mounting apparatus is for mounting a second object to a first object, and includes a first mounting device to be coupled to the first object, a second mounting device to be coupled to the second object and connected pivotally to the first mounting device, and a pivot-control unit. The pivot-control unit includes a plug component with a curved surface, a socket component which abuts against and is rotatable relative to the plug component to enable the second mounting device to pivot relative to the first mounting device, and an adjusting rod coupled to the socket component and operable to drive the socket component so that assembly of the socket component and the second mounting device pivots relative to the plug component.

Abstract: A tilter assembly is disclosed which comprises a pair of springs, each of which is coupled to the tilter body and the center tilt mount, that provide a counterbalance force to support the weight of a user device which is attached to the tilter. A bushing, which is capable of providing force to a friction cylinder which permits rotation of the tilter about an axis, is adjustable vis-à-vis the friction cylinder via a set screw to provide additional counterbalance force to the tilter to support the weight of the user device.

Abstract: A gravity compensation apparatus is provided, including a force output device, an axis and an arm with the axis as rotational center. The present invention is to output a force via the force output device to the arm when the arm contacts the force output device. When the arm rotates in the first or second quadrants, the contact point between the arm and the force output device will change continuously so that the force rotation speed of the force output device, the effective length of the lever arm and the force-applying angle will also change accordingly. Through appropriate design, the generated torque value can show a non-linearly increasing curve approximately to a sin function between 0-90°.

Abstract: A support structure for tablet display apparatus includes a support member and a connection assembly. The support member has a first end section and a second end section opposite to the first end section. The first end section is connected with the connection assembly via an angle adjustment seat, whereby the connection assembly can be rotated or tilted relative to the angle adjustment seat and located. The connection assembly is formed with a receiving space for receiving a tablet display apparatus. The second end section of the support member is pivotally connected with a base seat. Accordingly, the tablet display apparatus can be rotated and tilted by different angles and supported in an inclined position in adaptation to different situations and requirements.

Abstract: A monitor support assembly having an internal cable raceway. The support assembly includes a pole mount that can be secured to a desk or table top or to a vertical wall or furniture panel, a rotatable knuckle joint at the upper end of the pole mount, and a quick-release mount for a monitor or other peripheral device. The assembly may also include nonarticulatable and vertical members, connected to each other and to the pole mount with knuckle joints that include internal sleeves. One or more cables, with plugs attached, can be inserted into the cable raceway and joints without disassembling the monitor support. The assembly may have interchangeable parts to provide different lengths for the nonarticulatable and vertical members.

Abstract: An apparatus includes a supporting body, a rotating body assembled with the supporting body and rotating at least between a standard position and a deployed position through an intermediate position, and a biasing device for applying a biasing force to the rotating device in a direction of returning the rotating body to the standard position. A speed switching device changes a rotational speed of the rotating body from the deployed position to the intermediate position different from that from the intermediate position to the standard position in a return rotational movement of the rotating body. The speed switching device includes at least two damping devices; at least two first gears attached to the damping devices for applying damping forces of the damping devices to the rotating body; and at least two second gears formed integrally on the rotating body.

Abstract: A support and cushioning device for supporting and holding an electronic device includes a first supporting assembly, a fixed bracket, an adjusting board, and a plurality of elastic members. The adjusting board is mounted to the distal end of the first support assembly. The fixed bracket is elastically mounted to the adjusting board by means of a plurality of elastic members. The fixed bracket includes a base body and a plurality of holding arms extending out from a periphery of the base body. The plurality of holding arms and the base body cooperatively define a holding space for holding an electronic device.

Abstract: A bracket for supporting an electronic device includes a receiving part, a rotating arm, a base, and a locking device. Two opposite ends of the rotating arm are connected to the electronic device and the base. The locking device includes a locking mechanism positioned on the rotating arm, and a locked part positioned on the base. The locking mechanism includes a locking member, an elastic member, and an operating member. The locked part defines a locked position and an unlocked position, the locking member is capable of moving from the locked position to the unlocked position, the elastic member provides an elastic force to keep the locking member in the locked position so that the rotating arm stops moving, the operating member is operable to enable the locking member to overcome the elastic force to move to the unlocked position so that the rotating arm is capable of rotating.

Abstract: The present invention discloses an anti-pinching structure for supporting frame, in which a slidable or rotatable positioning block is disposed on the hinge portion of the connection base and the supporting framework and a hinge unit is disposed on the hinge portion of the connection base and the supporting framework, such that the torsion spring of the hinge units may form a supporting torsion against the supporting framework and the positioning block may prevent the supporting framework from springing back.

Abstract: A panel positioning mechanism includes a supporting component, and a slot is formed on a side of the supporting component. The panel positioning mechanism further includes a loading component disposed on a side of the supporting component, a rotational spring set connected to the supporting component and the loading component, a fixing component set for fixing the supporting component, the loading component, and the rotational spring set, a contacting component connected to the loading component and disposed inside the slot in a slidable manner so as to constrain rotation of the loading component within a first range, and a releasing component passing through the loading component and fixed on the contacting component for driving a contacting portion of the contacting component to separate from the slot on the supporting component, so that the loading component can rotate outside the first range.

Abstract: A rotating mechanism comprises a retaining plate having a track and a groove, both of which are defined in the retaining plate and parallel to each other; a rotating plate being capable of rotating in a plane parallel to the plane of the retaining plate by a shaft, the rotating plate has a slot and a slit, both of which are defined in the rotating plate and extending along a imaginary line; a biasing member including a first biasing member end and a second biasing member end; a peg retained on the first biasing member end and extending into the groove and the slot; a rail retained on the second biasing member end and extending into the track and the slit.

Abstract: A support stand comprises an elevating support; a monitor bracket; and a support member; the elevating support comprising a first and a second chasses, a pluralities of supporting blocks, an elastic member, a first and a second pivot subassemblies, a resisting member, a roller, and a pressing block; the first chassis comprises a resisting wall opposite to the second pivot subassembly; the elastic member is between the resisting wall and the pressing block, two ends of the elastic member resist the resisting wall and the pressing block, the first pivot subassembly is fixed to the plurality of supporting blocks connected to first ends of the chasses, the second pivot subassembly is fixed to the plurality of supporting blocks connected to second ends of the chasses; the resisting member is connected to the plurality of supporting blocks, the roller is assembled with the pressing block and rotatable against the resisting member.

Abstract: A supporting arm has a mounting seat, a buffering device and a body. The mounting seat is mounted on a table or a wall and has a mounting jacket and a top board. The mounting jacket has a through hole and an abutting face. The top board is detachably connected to the mounting jacket and has a mounting end and a connecting end. The buffering device is connected to the mounting seat and has at least one buffering shaft and a connecting frame. The at least one buffering shaft is pivotally connected to the connecting end of the top board. The connecting frame is pivotally connected to the at least one buffering shaft and abuts the mounting jacket. The body is connected to the buffering device through the mounting seat and has a pivotal end, a pivotal rod and an extending end.

Abstract: An angle adjustment device, include a fixed portion; a movable portion; a connection portion which rotatably connects the movable portion to the fixed portion; and an elastic member which is arranged between the movable portion and the fixed portion and restricts rotational movement of the movable portion with kinetic friction generated between the movable portion and the fixed portion.

Abstract: A height adjustable stand comprises a base, a connecting member, a height extender, and a positioning mechanism. The base includes a support member protruding therefrom. The connecting member comprises a first surface and a first end frictionally and rotatably connected to the support member. The height extender is slidably connected to the connecting member and comprises a second surface and an upper connecting end for connecting with a flat panel display device. The positioning mechanism comprises a plurality of recessed portions formed in one of the first surface and the second surface, and a compressed elastic member slidably received in a receiving hole defined in the other one of the first surface and the second surface, one end of the elastic member being biased to be received in one of the plurality of recessed portions to locate the height extender in a desirable position.

Abstract: An apparatus includes a lever arm that couples to a pivot point on one end and a display on the other end. The lever arm rotates around the pivot point through a lever arm range of motion, and the weight of the display produces a display torque around the pivot point that varies as the lever arm rotates through the lever arm range of motion. The apparatus also includes a spring that couples to the lever arm using a cable. The spring produces, through the lever arm, a spring torque around the pivot point that is equally opposite of the display torque throughout the lever arm range of motion.

Abstract: An adjustable flat-panel display mount is described. The display mount includes a mounting plate for mounting with a surface, such as a wall. A front mount is included. The front mount is formed to attach with a television display and affix the television display with the display mount. A swing out apparatus is pivotally connected between the mounting plate and the front mount. The swing out apparatus includes a set of bars that, together with the mounting plate and front mount, form a four-bar linkage. The swing out apparatus is formed to swing the front mount between a retracted position and an extended position, such that motion from the retracted to extended position moves the front mount, and attached television display, out and down.

Abstract: The invention provides an operational mechanism for a movable body in which, after a movable body is in an opened state, the movable body can return to a closed position, including a movable body rotatably attached to a support and rotatable between an engaged position, a closed position, and an open position; a rotating member rotatably attached to the support, that rotates due to movement of the movable body to the engaged position; a biasing member, one end of which is attached to the movable body, and the other end of which is attached to the rotating member; and an operation member, which rotates the rotating member, changes the biasing position of the biasing member with respect to the center of rotation of the movable body, and generates in the biasing member a rotational force that moves the movable body to the closed position or the open position.

Abstract: An exemplary support stand (102) for a flat-panel display body includes an elevating support (30), a monitor bracket (50), and a support member (20). The elevating support includes a first chassis (321), a second chassis (322), a plurality of supporting blocks (3231) for connecting end portions of the first chassis and the second chassis, an elastic member (391), a first pivot subassembly (305), and a second pivot subassembly (306). The monitor bracket is rotatably connected to the first pivot subassembly. The support member is rotatably connected to the second pivot subassembly. The elastic member is capable of exerting a rebound force on two of the first chassis, the second chassis, and the supporting blocks. The first and second pivot subassemblies are fixed to the supporting blocks. The monitor bracket and the support member are rotatably connected to the first and second pivot subassembly correspondingly.

Abstract: A portable radio communication equipment includes an upper cover part, a lower cover part, a first set of elongate arms having first ends and second ends, said first ends being connected to said upper part by a first set of joints and said second ends being connected to said lower part by a second set of joints. The equipment may include a second set of arms having first ends and second ends, said first ends being connected to said upper part by a third set of joints, and said second ends being connected to said lower part by a fourth set of joints, wherein said joints provide at least three axes of rotation between said arms and said cover parts.

Abstract: The present invention discloses an anti-pinching structure for supporting frame, in which a slidable or rotatable positioning block is disposed on the hinge portion of the connection base and the supporting framework and a hinge unit is disposed on the hinge portion of the connection base and the supporting framework, such that the torsion spring of the hinge units may form a supporting torsion against the supporting framework and the positioning block may prevent the supporting framework from springing back.

Abstract: A device suitable for tiltably mounting a display screen on a wall. The device comprises a wall member to be mounted on a wall, as well as a support member, to which the display screen is to be connected. The support member is connected to the wall member, being tiltable about a tilt axis. The device further comprises a pivotable connecting arm, which connects the wall member and the support member at a point spaced from the tilt axis. The connecting arm can be connected to one of a number of angle setting recesses for setting a desired angle of tilt between the support member and the wall member. The device comprises a slide which is movable relative to the wall member and the support member, which slide is provided with a number of recesses.

Abstract: A hook structure includes a base and a movable hook which is fixed on the base and is provided with a hook board and a hook board seat that are mutually assembled. An elastic member is provided between the hook board and the hook board seat. By the elastic member, when the hook is collided by an external force, the elastic member will operate the hook board to be ejected back, allowing the present invention to be provided with an advantage of a hidden-type and collision-proofed hook.

Abstract: A rotary supporting structure without drawing is provided. A base is designed to have a protrusion to cooperate with a locating hole of an electronic device to make the base rotate between the accommodating position coinciding with the bottom surface of the electronic device and the supporting position intersecting with the bottom surface without drawing. The tenons used in the conventional design are replaced, and thus the operation is more convenient. The base is composed of an upper lid and a lower lid, and this may overcome the thickness limitation of the conventional single plastic component and provide stable support.