Abstract: A hinge assembly (100) for a foldable electronic device (200) includes a shaft (40), a first follower (33) attached on one end of the shaft, a first cam (34) rotatably attached on the shaft, a resilient member (50) having one end abutting the first cam, a second cam (63) rotatably attached on the shaft and abutting the other end of the resilient member, a second follower (62) attached on the shaft, and a button (70) attached on the other end of the shaft and abutting the second follower. The first follower is rotating with the shaft and has a first follower surface (332). The first cam has a first cam surface (342) engaging with the first follower surface. The second cam has a second cam surface (632). The second follower has a second follower surface (624) engaging with the second cam surface.

Abstract: A free-standing portable electronic device is described. The portable electronic device includes a cover member, a body member and a support assembly rotatably mounted to the cover member and is used to stand the personal electronic device in an upright manner.

Abstract: A portable electronic device includes a housing defining a first chamber and a second chamber and forming a separating wall between the first chamber and the second chamber, and a cover attaching to the housing. Two batteries are respectively received in the first chamber and the second chamber.

Abstract: A battery cover assembly for a portable electronic device includes a battery cover, a base body, and a latching member. The battery cover defines a groove. The base body defines two cutouts. The latching member is received in the groove. The latching member includes a main section and two elastic arms. The main section includes two clasps received in the cutouts. The arms are fixed to the groove of the battery cover to allow the battery cover to releasably latch to the base body.

Abstract: A battery cover latching assembly comprises a body member, a battery cover, and two elastic members. One end of the battery cover is rotatably mounted to the body member, the other end of the battery cover is releasably latched to the body member. The two elastic members are sandwiched between the battery cover and the body member, used to prop up the battery cover.

Abstract: The application discloses a sliding cover assembly which includes a fixing piece and a sliding piece. The fixing piece defines at least one combination sliding slot there through. The combination sliding slot includes at least two sliding slots that form an angle and communicate with each other. The sliding piece includes at least one sliding block protruding thereon. The sliding block is slidably assembled with the combination sliding slot to make the sliding piece slide relative to the combination sliding slot in two directions. The invention also discloses a portable electronic device using the sliding cover assembly.

Abstract: A portable electronic device (100) includes a housing (10), a cover (20) and a latch (30). The housing has a latch receiving portion (150) defined at one end thereof. The battery cover has a button hole (222) therein and includes at least one tab (224). The latch is fixed in the housing. The latch includes a button member (40) and an elastic member (50). The button member resists/biases the elastic member. The button member is received in the button hole of the battery cover and the latch receiving portion of the housing. The tab engages with the latch receiving portion. The elastic member has at least one clasp (56), which locks with a corresponding tab of the battery cover to the housing. When the elastic member is pressed by the button member, the clasp releases the tab. This release provides a user with convenient disassembly mechanism for the device.

Abstract: A multifunctional portable electronic device includes a housing for containing electronic circuitry of a portable electronic device, a cover, and an operating mechanism. The operating mechanism includes an operating member rotatably mounted in the housing, and an elastic member resisting between the operating member and the housing to provide an elastic force to push one end of the operating member out of the housing.

Abstract: A cover latching assembly (60) for a portable electronic device (100) is provided. The portable electronic device includes a housing (10) and a cover (20) configured for attaching to the housing. The cover has a latching portion (26) formed thereon. The cover latching assembly includes a button (30) and an elastic member (40). The button includes a recessed portion (344), and the button is slidably secured on the housing. The elastic member enables the latching portion of the cover to engage with the recessed portion of the button.

Abstract: A hinge assembly (200) includes a housing (12), a shaft (11), a fixing pin (14), a transposition mechanism (13) and a first spring (16). The housing has a circumferential wall defining a manual slot (121) and an automatic slot (123). Each of the manual slot and the automatic slot runs through a circumferential wall thereof. The shaft defines a pin hole (1141), and the shaft is engaged in the housing. The fixing pin passes through the pin hole of the shaft. One end of the fixing pin is alternatively received in the manual slot or the automatic slot. The transposition mechanism is configured for switching the pin from the manual slot to the automatic slot. The first spring provides an elastic force causing the housing to move relative to the shaft when the pin breaks away from the manual slot.

Abstract: A hinge structure of a foldable electronic device includes a body section and a cover section. The hinge structure includes a hinge sleeve longitudinally defining a slot. An outer surface of the hinge sleeve forms a coarse surface. The hinge sleeve rotatably connects the cover section to the body section. The coarse surface allows the cover section to maintain any of a variety of selectable positions relative to the body section.

Abstract: An accessory strap fixing structure is positioned on a portable electronic device to assemble an accessory strap. The accessory strap fixing structure includes an assembling space and a rotary element. The assembling space defined in the portable electronic device. The rotary element is rotatably assembled within the assembling space. The rotary element forms a projection for attaching an end of the accessory strap to allow the accessory strap to pass through the assembling space. The invention also discloses a portable electronic device having the accessory strap fixing structure.

Abstract: A portable electronic device includes a carrying structure and defines a mounting hole and an opposite strap hole. The carrying structure includes a snap module received in the mounting hole, having a pressing element, a snap element, a knuckle element and an elastic element, and a strap. The strap has two strap connecting ends connecting to the knuckle element and the strap hole. The pressing element has two extending portions, each of which has a wedge-shaped surface. The snap element has three wedge-shaped engaging portions. One engaging portion engages the knuckle element, latching the snap element with the knuckle element. The knuckle element and the snap element are unlockable by pressing the pressing element, where the one engaging portion disengages from the knuckle element, and anther two engaging portions slide aslant along the wedge-shaped surfaces. The elastic element has two ends resisting the snap element and the pressing element.

Abstract: A rotating mechanism is used for a portable electronic device including a housing body and a display. The rotating mechanism includes a primary plate, a subsidiary plate and the connecting plate. The primary plate is pivotally connected to the housing body. The subsidiary plate is pivotally connected to the primary plate. The connecting plate is rotatably connected to the subsidiary plate. The connecting plate is fixed to the display allowing the display to hold a variety of positions relative to the housing body.

Abstract: A portable communication device includes a housing body and a display. The housing body includes a hinge portion at one side. A block is formed at each side of the hinge portion. A display forms two knuckles at the other end. Each knuckle forms a plurality of teeth portions, and the hinge portion rotatably connects to the two knuckles. The blocks engage with the teeth portions allowing the display to hold any of a variety of selectable positions relative to the housing body.

Abstract: A hinge assembly includes a positioning module, a connecting module and a rotating module. The positioning module includes a sleeve. The connecting module includes a pivot tube and an shaft. The pivot tube is rotatably attached to the sleeve. The shaft is slidably and rotatably received in the pivot tube. The rotating module is rotatably attached to one end of the shaft.

Abstract: A portable electronic device comprises a main enclosure, a QWERTY keyboard assembly, and a holder. The QWERTY keyboard assembly includes a plurality of keys disposed as a qwerty board. The holder includes a positioning portion, a connecting portion, and a receiving portion. The receiving portion is rotatably connected with the positioning portion via the connecting portion. The QWERTY keyboard assembly is received in the receiving portion, the positioning portion is secured to the main enclosure.

Abstract: A free-standing portable electronic device is described. The portable electronic device includes a cover member, a body member and a support assembly rotatably mounted to the cover member and is used to stand the personal electronic device in an upright manner.

Abstract: A strap holding structure (200) for an electronic device (100), which includes a body (20), a cover (10). The body has a knuckle (22) formed at one end thereof. The knuckle has a middle board (226) formed therein. The cover has a barrel (12) formed at one end. The strap holding structure includes a latching element (30) and a strap holder (40). The latching element is attached to the cover at one end. The strap holder has a pole (424) at a first end of the strap holder. A groove (444) is circumferentially defined in an outer wall of the strap holder and two notches (442) are axially defined in the outer wall thereof. The strap holder is engaged in the knuckle and the barrel. The latching element is received in the groove and the middle board is received in the notches.