Abstract: A hinge assembly includes a pivot shaft having a pivot portion, a friction member sleeved on the pivot portion, a support member, and an adjusting member. The pivot shaft includes a pivot portion. The friction member includes a first friction body and a second friction body attached to the first friction body. The support member includes a housing, and defines a receiving chamber in the housing and an adjusting hole communicating with the receiving chamber. The friction member and the pivot portion of the pivot shaft are received in the chamber. An inner wall of the receiving chamber presses the friction member to clamp the pivot portion. The adjusting member is received in the at least one adjusting hole to abut the friction member such that the friction created between the friction member and the pivot portion can be adjusted.

Abstract: A collapsible computer mouse includes a main cover, a collapsible portion, and a hinge assembly hinging the main cover and the collapsible portion. The hinge assembly includes a first bracket, a second bracket, a restricting member, at least one resilient member, a fastener, a third bracket, and a connecting member. The first bracket, the second bracket, the restricting member, the resilient member, and the fastener are sleeved on the shaft. A protrusion is formed on of the first bracket or the restricting member, and a sliding slot is defined in the other. Elastic force created by the resilient member engages the protrusion in the sliding slot, such that the hinge assembly is self-locking.

Abstract: A hinge assembly includes a base, a joint member, a pintle, and a coiling spring. The joint member is rotatably connected to the base. The pintle runs through the base and the joint member. The coiling spring has a first end and a second end. The first end is fixed relative to the base, and the second end is fixed relative to the joint member.

Abstract: A support stand includes a support member, a friction member, a first connecting bracket, and a second connecting bracket. The support member includes a base portion and two arched plates extending from an end of the base portion. The friction member is rotatably clamped by the arched plates. The first connecting bracket connected to a first end of the friction member. The second connecting bracket connected to a second end of the friction member opposite to the first end. The second connecting bracket is detachably attached to the first connecting bracket.

Abstract: A hinge assembly includes a pivot shaft defining a latching recess, a second leaf non-rotatably connected to the pivot shaft, a first leaf rotatably connected to the pivot shaft, and a clasping member fixed on the first leaf. The clasping member includes a receiving portion sleeved on the pivot shaft, and an elastic portion adjacent to the receiving portion. A part of the elastic portion engages in the latching recess of the pivot shaft, and the part of the elastic portion is separated from the receiving portion.

Abstract: A hinge assembly includes a shaft, a leaf, a rotatable joint, a positioning member, an elastic engaging member, and a fastening member. The leaf is non-rotatably mounted on the shaft, and the rotatable joint is rotatably mounted on the shaft. The positioning member includes an engaging surface, and is non-rotatable relative to the rotatable joint. The elastic engaging member includes an engaging surface, and is non-rotatably sleeved on the shaft. The fastening member is engaged on the shaft. One of the engaging surfaces of the positioning member and the engaging member forms an engaging protrusion, and the other one of the engaging surfaces of the positioning member and the engaging member defines an engaging slot engaging with the engaging protrusion.

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 hinge mechanism includes a first rotation assembly, a second rotation assembly substantially parallel to the first rotation assembly, a first connection member, and a second connection member. The first and second rotation assemblies include a first and second pivoting shafts and a first and second brackets sleeved on the first and second pivoting shafts, respectively, and both the first and second brackets includes an engaging portion eccentrically formed on one end respectively thereof. The first connection member includes two pivotal portions. The pivotal portions are rotatably connected to the engaging portions of the first bracket and the second bracket, respectively. The second connection member is sleeved on the first pivoting shaft and the second pivoting shaft.

Abstract: A hinge mechanism includes a connecting member, two pivotal shafts substantially parallel to each other, two main gears, two transmission gears, and a resisting member. The connecting member sleeves on the two pivotal shafts. The two main gears non-rotatably sleeve on the corresponding two pivotal shafts, respectively. The two transmission gears are rotatably positioned between the two main gears and mesh with each other and the two main gears. The resisting member sleeves on the two main pivotal shafts and holds the two main gears and the two transmission gears together with the connecting member.

Abstract: A support mechanism includes a base and a lifting mechanism mounted on the base. The base defines a limiting slot. The lifting mechanism includes a first arm, a second arm, a connecting mechanism including a rod, and an elastic member. The first arm has a first end and a second end and includes a limiting member slidably received in the limiting slot. The second arm has a second end and a first end adjacent to the first end of the first arm and away from the second end of the first arm. The connecting mechanism includes a rod. The elastic member is connected to the first end of the first arm and the first end of the second arm. The first end of the first arm and the rod are pivotally connected to the base, and the first end of the second arm pivotally connects to the rod.

Abstract: An exemplary hinge assembly includes a shaft, a cam, a cam follower, a first elastic member, a second elastic member, a first sleeve, a second sleeve. The cam and the cam follower are sleeved on the shaft. The first elastic member is sleeved on the shaft, and configured for producing an elastic force along the shaft. The first sleeve is sleeved on the shaft, and non-rotatably connected to the cam follower. The second sleeve is sleeved on the shaft, and non-rotatably connected to the cam. The second elastic member is sleeved on the shaft, and configured for producing an elastic force for driving the first sleeve to rotate relative to the second sleeve. The controlling member resists one of the cam and cam follower, and capable of driving the cam away from the cam follower.

Abstract: A support mechanism includes a bracket, two sliding members, a first arm, a second arm, and an elastic member. The sliding members are slidably connected to the bracket. Each sliding member includes a resisting portion. An end of the first arm is pivotally connected to the bracket. An end of the second arm is pivotally connected to the first arm and the bracket. The elastic member is positioned between the first, second arms and the bracket. An elastic force of the elastic member acts on the first arm and the second arm to make the resisting portions of the sliding members resist the first arm and the second arm.

Abstract: A hinge mechanism includes two pivoting shafts substantially parallel to each other, two main gears non-rotatably sleeved on the pivoting shafts, respectively. The hinge mechanism further includes two transmission gears positioned between the main gears, and two brackets sleeved on the pivoting shafts, respectively. Each transmission gear meshes with the other transmission gear and one main gear. Each pivoting shaft includes a flange which defines two locking portions, and each bracket forms two latching portions engaging with the locking portions of each pivoting shaft. The locking portions and the latching portions are selected from the structures of groove and hook.

Abstract: An exemplary hinge assembly includes a rotatable shaft, a rotatable stand, a fixed stand, an elastic member, and a retaining ring. The rotatable stand is non-rotatably connected to the rotatable shaft. The fixed stand and an elastic member are connected to the rotatable shaft. A flange is formed on a proximal end of the rotatable shaft, and a positioning groove is defined in a distal end of the rotatable shaft. The rotatable stand, the fixed stand and the elastic member are positioned between the flange and the positioning groove of the rotatable shaft. The retaining ring engages in the positioning groove of the rotatable shaft, thereby producing an elastic force along the rotatable shaft.

Abstract: A hinge assembly includes a shaft, a fixing bracket, a revolving bracket, a resilient member, and a fastening member. The fixing bracket comprises a contact surface, and is sleeved on the shaft. The revolving bracket comprises a contact surface matching the contact surface of the fixing bracket. The resilient member is sleeved on the shaft. The fastening member is fixed on the shaft. The contact surface of the fixing bracket defines at least two positioning recesses, in one of which a positioning protrusion formed on the contact surface of the revolving bracket is selectively received.

Abstract: A support stand includes a supporting leg and a hinge subassembly. The supporting leg includes a connecting portion. The hinge subassembly includes a shaft and a leaf rotatably sleeved on the shaft. The shaft has a connecting portion engaging with the connecting portion of the supporting leg. One of the connecting portions of the supporting leg and the shaft is a connecting slot, and the other one of the connecting portions of the supporting leg and the shaft is a protrusion engaged in the connecting slot, thus fixing the shaft to the supporting leg. A friction is created between the shaft and the leaf.

Abstract: An exemplary slide mechanism (100) includes a rear cover (20), a front cover (30), and a coil spring (50). The front cover is slidably attached to the rear cover. The coil spring connected is configured for creating an elastic force to make the front cover slide relative to the rear cover. The coil spring includes a coiled portion (52) connected to the front cover, a free portion (54) connected to the rear cover, and a connecting portion (56) connecting the coiled portion and the free portion.

Abstract: A hinge assembly includes a pivot shaft, a rotary member and a steady member sleeved on the pivot shaft. The rotary member and the steady member faces each other and are rotatable relative to each other. The rotary member forms a first peak, and the steady member forms a second peak. A friction portion is formed between the rotary member and the steady member. A thickness of the friction portion exceeds or equals to a thickness of either of the first peak or the second peak, and is less than the combined thickness of the first peak and the second peak. A support mechanism using the hinge assembly is also provided.

Abstract: A hinge assembly includes a shaft, a first bracket, a resilient member, and an engaging member. The shaft includes a limiting structure including a guiding groove and a limiting slot. The first bracket is rotatable relative to the shaft. The engaging member is rotatably sleeved on the shaft and non-rotatable relative to the first bracket. The engaging member forms a latching pole slidably received in the guiding groove and being engagable with the limiting slot of the shaft.

Abstract: An exemplary slide mechanism includes a main plate a slide plate, and two arched resilient members. The arched resilient members are disposed on the main plate. The slide plate is slidably laid over the main plate. A resisting member is fixed on one surface of the slide plate facing to the main plate. The resisting member keeps resisting the arched resilient members when the slide plate sliding along the main plate. A guiding surface is formed on the main plate. One end of each arched resilient member is fixed to the main plate, and the other end of each arched resilient member resists and is slidable on the guiding surface. A slide-type portable terminal device using the slide mechanism is also provided.