Abstract: A mounting apparatus for a PCI card includes a mounting bracket, a mounting piece for attaching the PCI card to the mounting bracket, and a securing member. The mounting bracket has a base and a blocking plate bent from the base. The mounting piece includes an elongated body and a mounting end bent from the elongated body. The elongated body adjoins the base and the mounting end abuts on the blocking plate. The securing member includes a first pivoting portion pivotably attached to the mounting bracket, a pressing portion extending from the pivoting portion, and a securing portion extending from the pressing portion. The pressing portion elastically abuts against the mounting end, thereby sandwiching the mounting end between the blocking plate and the pressing portion. The securing portion is for driving the pressing portion to move away from the mounting end by handling the securing portion.

Abstract: A protective circuitry (20) is connected between a power input port (11) and an electronic component (12) of an electronic device. The protective circuitry includes a field effect transistor (21) and a detection unit (25). The field effect transistor has a gate and a drain both electrically connected to an anode of the power input port, and a source electrically connected to a cathode of the power input port via the electronic component. The detection unit has two conductive pads spaced to each other. One pad is electrically connected to the gate and the other pad is electrically connected to the cathode of the power input port.

Abstract: An electronic device includes a main body, a battery, and a battery fixing assembly. The main body defines an assembling groove and a receiving groove communicating with the assembling groove. The battery is received in the assembling groove. The battery fixing assembly comprises a pivot shaft and a fastening member sleeved on the pivot shaft. The pivot shaft is positioned in the receiving groove. The fastening member is capable of rotating on the pivot shaft to engage with the engaging portion of the battery.

Abstract: A protective cover mechanism for an interface opening of a portable electronic device includes a protective cover and a sliding member. The protective cover includes a cover body for covering the interface opening, and a shaft projecting from the cover body. The sliding member is engaged with the shaft of the protective cover so the cover body is rotatable relative to the sliding member to selectively cover or expose the interface opening.

Abstract: A battery holder in an electronic device includes a battery receptacle, a locking member, and at least one resilient member. The battery is received in the battery receptacle. The locking member partially protrudes into the battery receptacle and locks the battery. The at least one resilient member and the electronic device are integrally formed. The battery includes a base wall, beyond which the at least one resilient member elastically extends into the battery receptacle.

Abstract: A keypad assembly is used for an electronic device. The keypad assembly includes a support member, and a plurality of key strips. The support member defines a plurality of openings and a plurality of cantilever plates, each cantilever plate extending into a corresponding opening. The key strips are received in the openings. Each key strip defines a slot, and each cantilever plate is received in a slot. The cantilever plates provide force to extend one portion of the key strips from the receiving groove.

Abstract: An exemplary method for making a mold used for molding lenses includes the following. First, a base is provided. The base has parallel lines marked on a surface thereof. Second, a dispenser is provided. The dispenser dispenses lumps of molding material on selected positions on the surface of the base guided by the lines. Third, a roller is provided. The roller has a peripheral side surface. The peripheral side surface has spaced molding surfaces defined thereat, each molding surface corresponding to a surface of a lens to be formed. The roller is applied above the base, with the molding surfaces press-molding the lumps of molding material, thereby forming molding portions on the base. Thus, a mold including the base and the molding portions formed on the base is obtained.

Abstract: An exemplary housing of electronic device includes a metallic main body and a metallic three-dimensional woven member formed on at least a part of a surface of the metallic main body. An electronic device using the housing is also provided. The housing of the electronic device has a textured touching feeling.

Abstract: A housing assembly includes a main body, a protecting cover, a connecting rod, a first elastic element, and a second elastic element. The main body has a receiving groove. At least one interface is mounted on a bottom surface of the receiving groove. The first elastic element provides a force for driving a portion of the protecting cover away from the main body. The second elastic element provides a force for driving the connecting rod to move in the direction of pressing the connecting rod.

Abstract: A portable electronic device includes a connector case and defines a cavity communicating to the air. A guiding portion is formed in the cavity. The connector case includes at least one interface and an engaging portion. The engaging portion is slidably attached to the guiding portion. The at least one interface is exposed when the connector case slides out from the cavity.

Abstract: A device for determining dimensions of a workpiece includes a locating apparatus, a determining apparatus and a main processor. The locating apparatus includes a locating board supporting workpieces and defining at least one detecting aperture therethrough. The determining apparatus includes a detecting module, the detecting module includes at least one laser detector, each laser detector includes a laser emitter and a laser receiver respectively mounted on two opposite sides of the locating board. The main processor is connected to the locating apparatus and the determining apparatus, the laser emitter emits laser beams traveling through the detecting aperture and received by the laser receiver, and the main processor determines the dimension of the workpiece according to the dimension of parts on the laser receiver shielded by the workpiece.

Abstract: An engaging structure for an electronic device includes a first substrate, an engaging member, and a fixed reinforcing member. The first substrate defines at least one guiding slot. The engaging member includes at least one first latching protrusion extending therefrom. The at least one first protrusion engages in the at least one guiding slot. The fixed reinforcing member includes at least one abutting block extending therefrom. The at least one abutting block is configured for abutting against the at least one first latching protrusion.

Abstract: A battery connecter includes a plurality of terminals. Each of the terminals includes a resisting portion, a supporting portion, and a contacting portion. The resisting portion includes a first portion and a second portion bent from the first portion. The supporting portion extends from the first portion and resists the second portion. The contacting portion is bent and extends from the supporting portion. The invention also discloses a portable electronic device using the battery connecter.

Abstract: A slide mechanism used in portable electronic device is described including a main plate, a slide plate, a parallelogrammically-shaped slider, and two guiders. The slider is attached to the slide plate. The guiders are attached to the main plate and configured for deformably guiding the slider to move therealong. The slider is positioned between the guiders. During the sliding process of the slide plate with respect to the main plate, two corners of the slider deform the guiders to slide the slide plate along the main plate.

Abstract: A dual-axis hinge mechanism includes a rotatable bracket, a first rotatable assembly rotatably assembled on the rotatable bracket, and a second rotatable assembly pivotally assembled to the rotatable bracket. The second rotatable assembly includes a fixed bracket, a pivot shaft rotatably extended through the fixed bracket, a first limiting member rotatably sleeved on the pivot shaft, and a second limiting member non-rotatably sleeved on the pivot shaft. The second limiting member is rotated a certain angle follow the pivot shaft in a clockwise or counterclockwise direction, and then drives the first limiting member to rotate with the second limiting member. The total of the rotatable angle of the second limiting member relative to the first limiting member and the rotatable angle of the first limiting member relative to the fixed bracket is about 360 degrees.

Abstract: A electronic device includes a housing, a cover detachably mounted on the housing and a releasing assembly. The housing has a first surface and two latching hooks disposed on the first surface. The releasing assembly is mounted on the cover to assemble the cover to the housing and detach the cover from the housing. The releasing assembly includes a fixing base mounted on the cover, two latching pieces, an elastic piece and a releasing piece. The two latching pieces are slidably mounted on the fixing base and both includes a latching end exposing out of the fixing base. The elastic piece is elastically assembled to the fixing base to connect the two latching pieces together. The releasing piece is releasably assembled to the fixing base for releasably resisting on the two latching pieces to make the latching pieces release from the corresponding latching hooks.

Abstract: A battery cover mechanism includes a housing, a battery cover and a releasing assembly. The housing has a first surface and at least one latching hook disposed thereon. The battery cover defines a notch therethrough corresponding to the latching hook of the housing and is detachably assembled with the housing by the releasing assembly. The releasing assembly includes a fixing base, an elastic piece and a releasing piece. The fixing base is mounted on the inner side surface of the battery cover and there form an assembling space together with the notch. The elastic piece is mounted on the fixing base and the releasing piece is slidably mounted on the fixing base. The releasing piece is slidably mounted on the fixing base to slidably resist the elastic piece to make the elastic piece release from the latching hook.