Abstract: A connecting mechanism for a battery case and a main body of a portable electronic device includes a main body (10), a connecting member (20), a cover (30), and a shaft (40). The main body has a receptacle (162), and a recessed portion (192) for receiving the battery case. The connecting member has a body (22) and one or more mounting portions (24). The cover defines a sliding space. The shaft extends through the mounting portions and is received in the receptacle. Thus the connecting member is rotatable relative to the main body about the shaft. The connecting member is received in the sliding space and can slide along the sliding space relative to the cover. Thus the cover is both rotatable and slidable relative to the main body, and need not be detached from the main body.

Abstract: A hinge assembly includes a housing (1) encasing a spring (2), a cam follower (3), a cam member (4) and a washer (5) therein. The cam follower has a shaft (31), and a pair of tabs (32) perpendicularly formed on the shaft. The spring is coiled over the shaft, and is compressively engaged in the housing. The tabs of the cam follower slide in grooves (13) of the housing. The cam member includes a cam portion (43) and a connector (41). The cam portion forms a pair of peaks (46) and a pair of valleys (44), being engaged with the tabs of the cam follower. The connector extends outside of the housing. The washer is rotatably inserted over the connector, and is fitted in the housing for fixing the hinge components in the housing.

Abstract: A replaceable panel device has a panel (20), a locking subassembly (30) and a top cover (40). The panel is mounted on the top cover by the locking subassembly. The panel has a mounting hole (24) with a first arc groove (244). The locking subassembly is accommodated in the mounting hole of the panel and has a button (31) with a locking portion (314) and a spring (32). Two ends of the spring respectively contact with a particular portion of the mounting hole and the button. The top cover has a second arc groove (45) which corresponds with the first arc groove of the panel. The locking portion of the button passes through the first groove of the panel and the second groove of the top cover, and mates with the second arc groove by a return force of the spring to fix the panel and the top cover together.

Abstract: A carrying structure (100) for a portable electronic device (10) includes a snap module (20) and a strap (30) with two connecting ends (301, 302). The portable electronic device has a mounting hole (1012) in one end of the portable electronic device for receiving the snap module and has a strap hole (1013) defined in the other end of portable electronic device. The snap module comprises a pressing element (201), a snap element (202), a knuckle element (203) and an elastic element (204). One strap connecting end is connected to the knuckle element and the other strap connecting end is fixed to the strap hole, the snap element is latched with the knuckle element, the elastic element has a first end resisting the snap element, and an opposite second end resisting the pressing element, the knuckle element and the snap element are unlockable by pressing the pressing element.

Abstract: A battery cover latching assembly (30) is used in a portable electronic device (9). The portable electronic device has a housing (10) and a battery cover (20). The battery cover has a flange (242) extending from one end portion thereof. The housing defines a receiving cavity (18) in one end portion thereof. The battery cover latching assembly includes a button (40) and a wedging block (52). The button has a first wedging surface (4462) formed at one end thereof. The wedging block has a second wedging surface (522) formed at a first end thereof. The button and the wedging block are elastically mounted in the receiving cavity. The first wedging surface mates with the second wedging surface. The flange is releasably mounted with the wedging block.

Abstract: A hinge assembly (10) includes a tubular hinge housing (11) encasing a follower member (14), a cam (13) and a spring (12) in an interior space thereof. The follower member has a connector (141), a shaft (143), and a cylindrical portion (142) having a flat surface (1421) and at least one tab (1424) formed on the flat surface. The cam forms at least one peak (1321) and one valley (1322) thereon. The cam and the spring are respectively inserted over the follower member. Wherein the cam is sildably engaged in the hinge housing, and is rotatably and sildably coupled to the shaft of the follower member so that the tab of the follower member is received in the valley of the cam. An insert member (15) is inserted into the interior space of the tubular hinge housing for retaining the follower member therein.

Abstract: A battery cover assembly (100) includes a battery cover (30), a resilient member (20), and a locking member (40). The battery cover has a latching member configured for engaging with the fastener mechanism of a housing (10), and an insertion hole (322) configured for the insertion of a latching post (120) of the housing. The resilient member is mounted on the battery cover, and has a first latching end (202) and a second latching end (204). The first latching end is secured on the battery cover. The locking member is rotatably attached on the battery cover and configured for resisting the latching post when the battery cover is in the closed position thereby preventing movement of the battery cover toward the opened position. The second latching end of the resilient member is fixed on the locking member.

Abstract: A battery cover latching assembly (30) is used in a portable electronic device (9). The portable electronic device has a housing (10) and a battery cover (20) releasably connected via the battery cover latching assembly. The housing has a button hole (171) defined in one end portion thereof. The battery cover latching assembly has a button (40) and a spring (50). The button and the spring are installed in the button hole of the housing. The button is movable relative to the housing for assembling or disassembling the battery cover to or from the housing.

Abstract: A battery cover latching assembly (80) is used in a portable electronic device (100). The portable electronic device has a housing (10) and a battery cover (20). The batter cover latching assembly includes a locking hole (24), a button (30), a latching member (40), and a button hole (172). The locking hole is defined in the battery cover. The button has a first inclined portion (362). The latching member includes a bolt portion (42) and a positioning portion (44). One end of the bolt portion is received in the locking hole. The positioning portion has a second inclined portion. The button hole is defined in the housing. The positioning portion and the button are received in the button hole, with the second inclined portion being engaged with the first inclined portion.

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 cover restricting mechanism (8) is adapted for use in a foldable electronic device (9). The foldable electronic device includes a cover (10). The cover restricting mechanism includes a projection (31), a housing (20), and a stopping element (32). The projection is provided at one end of the cover. The housing has an inner surface and a corresponding cavity. The stopping element is provided at the inner surface of the housing, and, when the foldable electronic device is in an open position the projection abuts the stopping element. The stopping element is made of an elastomeric material and is configured for slowing the movement of the projection and, thus, the cover once abutment occurs.

Abstract: A hinge mechanism includes a main shaft (2), a torsion spring (6) and a housing (8). The main shaft has a first shaft end (20) and an opposite second shaft end (21). The main shaft includes a stopping mechanism (26) provided at the first shaft end. The torsion spring surrounds the main shaft. The torsion spring has two ends and a substantially hollow interior. The housing is cylinder-shaped and hollow, having a first housing end and a second housing end with a shaft-receiving opening. The main shaft and the torsion spring are inserted into the housing. The stopping mechanism stops the main shaft from becoming disassembled from the housing. The main shaft is inserted into the torsion spring and received in the shaft-receiving opening of the housing. Also included is an electronic device having such a hinge mechanism. The hinge mechanism is easily manufactured and has a nice interchangeability.

Abstract: A cover restricting mechanism (8) is adapted for use in a foldable electronic device (9). The foldable electronic device includes a cover (10). The cover restricting mechanism includes a follower (31), a housing (20), and a restricting mechanism (32). The follower is provided at one end of the cover. The housing has a cavity (21). The restricting mechanism is provided in the cavity of the housing, and when the cover is rotated to an open position, the follower rotates with the cover, and the restricting mechanism retards/slows the progress of the follower, thereby helping the cover to come more gently to a full, open position.

Abstract: A hinge assembly (100) includes a shaft (10), a cam (20), and an elastic member (30). The shaft is in the form of a rod and provided with a projection (16). The cam includes a body (21) and a center cavity (23). The body of the cam defines a cam face (22) at one end thereof, and the projection of the shaft is engaged with the cam face. The shaft travels through the center cavity of the cam. One end of the elastic member biases relative to a distal end portion of the shaft, and an opposite end of the elastic member abuts an end of the cam opposite the cam face.

Abstract: A battery cover assembly (10) includes a housing (1), a connecting member (2), a cover (3), a latching section (6), an engaging board (8), and a button (9). The housing defines a locking hole (112) and a button hole (110). The connecting member includes a main body (22) and a sliding section (222) angled therefrom. The cover includes a sliding groove and a claw (32), the sliding section engaging the sliding groove. The latching section includes a body (62), a claw hole (622), and a stand arm (642). The stand arm passes through the locking hole, and the claw engages in the claw hole. The engaging board defines a first hole (82) and a fixing hole (84), and the stand arm engages the fixing hole. The button is received in the button hole and is configured for selectably maintaining the cover in a closed position relative to the housing.

Abstract: A cover restricting mechanism is adapted for use in a foldable electronic device. The cover (10) has a first barrel portion (13) at one end thereof. The cover restricting mechanism includes a blocking element and a cushion device (20). The blocking element is secured to and protrudes out of the first barrel portion of the cover. The cushion device includes a sleeve (21) and an elastic element (22). The sleeve includes an extending portion (216) extending axially thereof. One end of the elastic element is secured on the sleeve. The other end of the elastic element protrudes out of the extending portion of the sleeve and abuts the blocking element.

Abstract: A battery cover fixing mechanism is provided for coupling a cover (1) to a housing (2) of a portable electronic device. The battery cover fixing mechanism includes a blocking mechanism, an opening (16), a latching mechanism, a slot (20) and a cutout (24). The cover forms the blocking mechanism and defines the opening. The housing defines the slot and the cutout. The latching mechanism includes a block (30), an elastic member (32), a slider (34) having a blocking part, and a holder (36) fixed to the housing. The slider is slidably attached on the holder. The block is fixed on the slider and extends through the cutout and the opening. The blocking mechanism of the cover engages in the slot of the housing and with the blocking part of the slider. Two ends of the elastic member are respectively attached to the holder and the slider.

Abstract: A battery cover assembly includes a battery cover (10), a moveable member (12), an elastic apparatus (13) and a housing (14). The battery cover defines a button hole (101), and a locking portion (104) is disposed in one side of the battery cover. The moveable member includes a main beam (121) and at least one arm (124). The main beam includes a button (122) received in the button hole. The moveable member is slidably attached to the battery cover. The elastic apparatus includes at least one concave portion (1321). The concave portion includes a clasp (1324) and defines a latching hole (1326). The locking portion engages in the latching hole. The concave portion resists the arm of the moveable member. The housing defines a latching hole (145). The clasp of the elastic apparatus detachably engages in the hole of the housing. This provides a user with convenient disassembling operation.

Abstract: A hinge (20) is for joining housings of a foldable electronic device together. The hinge includes an axle (22), a clip (220) at one end of the axle, a spring (24), and a block (26) at an opposite end of the axle. The axle has a screw thread (224) thereon. The block has a screw hole (262) therein. Through engagement of the screw thread in the screw hole, the block is retained on the axle. The spring is retained between the clip and the block. The structure of the hinge is stable, by reason of the connection provided by the axle between the clip and the block. The mobile phone using the hinge can reduce or eliminate damaging impact that would otherwise occur when the cover is opened up from the main housing and reaches an open state.

Abstract: An enclosure of a mobile phone with changeable panel includes a front cover (1), a panel (2), a rotatable holder (3), and a spring (4). The front cover defines a through hole (16) and latch slots (171, 172). The panel has projections (241, 242) at an edge thereof, and the projections can be engaged in the latch slots of the front cover. The panel further has a hole (25) corresponding to the through hole of the front cover. The holder has a latch portion (33), and the spring is engaged around the holder. The holder with the spring is received in the hole of the panel, and the holder is further received in the through hole of the front cover. The holder is rotated and the spring is compressed, thereby securely holding the panel on the front cover.