Abstract: A holder for holding a surface contact card (40) includes a main body (10), a latch (20), a fixing portion (18) and an elastic element (30). The main body defines a receiving groove (16) and a sliding groove (17). The receiving groove is located at one side of the main body. The sliding groove is configured for receiving the surface contact card therein. The latch engages the receiving groove and selectably encloses one end of the surface contact card. The fixing portion is provided on the opposite side of the main body adjacent to the sliding groove. The elastic element sets in the fixing portion and configures for resisting the other end of the surface contact card. The elastic element provides a force allowing removal of the surface contact card.

Abstract: A portable electronic device (100) includes a base cover (12), a latching assembly (13) including a knob (14) and a spring (16), and a removable panel (18). The knob includes a sliding slit (1462a) and a latching projection (1452). The panel includes a latching hole (185) and a resisting protrusion (1852). The knob is engagable in the latching hole. The knob is attached on the base cover and can be rotated. One end of the spring biases the knob, and another end of the spring protrudes out of the sliding slit and biases the base cover. When the panel is attached on the base cover, the resisting protrusion and the latching projection interfere with each other to drive the knob to rotate in a first direction, the spring rebounds and drives the knob to rotate in an opposite second direction, and the resisting protrusion is secured below the latching projection.

Abstract: A surface contact card holder (200) for an electronic device includes a latching portion (30) and an elastic frame (40). The electronic device has a device body (10) with a receiving groove (20) defined therein for receiving a surface contact card (50) therein and the receiving groove has a card entrance (1002). The latching portion (30) is located adjacent to the card entrance of the receiving groove and the elastic frame is configured for attaching to the device body. The elastic frame has a first frame end (402) located adjacent to the card entrance, and an opposite second frame end (4013). The second frame end has a pressing portion configured for pressing the surface card against the body. The first frame end and the latching portion are configured for sandwiching the surface card therebetween.

Abstract: A chip card retaining mechanism for retaining a chip card is mounted in an electronic device. The electronic device includes a housing (20). The housing defines a battery compartment (22) and a cavity (23). The chip card retaining mechanism includes a base (24) and an elastic member (30). The base is formed in the cavity. The base and the housing cooperatively define a receiving space (206) for receiving the chip card. The base has a resisting portion formed at one end thereof and adjacent to the battery compartment. The elastic member is installed in the housing. Upon being received in the receiving space, the chip card is resiliently held between the elastic member and the resisting portion.

Abstract: A hinge assembly includes a central shaft (20), including an outer screw thread (221); a turning element (30), including a central hole (322) and a holding pin (314), an inner screw thread (323) formed at an inner surface of the central hole; a elastic means (40); a blocking element (50), defining a first through hole (51) and a second through hole (52); and a button (71), including a supporting pin (72). The central shaft extends through the central hole of the turning element, the first elastic element, and the first through hole of the blocking element in that order, the outer screw thread engages with the inner screw thread, and the holding pin of the turning element is received in the second through hole of the blocking element. The present invention enables a foldable electronic device to be opened simply by pressing the button.

Abstract: A holder for holding a surface contact card (40) includes a main body (10), a latch (20), a fixing portion (18) and an elastic element (30). The main body defines a receiving groove (16) and a sliding groove (17). The receiving groove is located at one side of the main body. The sliding groove is configured for receiving the surface contact card therein. The latch engages the receiving groove and selectably encloses one end of the surface contact card. The fixing portion is provided on the opposite side of the main body adjacent to the sliding groove. The elastic element sets in the fixing portion and configures for resisting the other end of the surface contact card. The elastic element provides a force allowing removal of the surface contact card.

Abstract: An exemplary battery cover latching assembly (80) is used in a portable electronic device (100). The portable electronic device has a battery cover and a housing releasably mounted with the battery cover latching assembly. The housing has a cavity. The battery cover latching assembly includes a latching member, a first magnetic member, and a second magnetic member. The latching member is received in the cavity of the housing and is slidable in a first direction. The first magnetic member is mounted to the latching member. The second magnetic member is mounted to the housing. The second magnetic member cooperates with the first magnetic member to create force acting in the first direction to enable the latching member to mount the battery cover to the housing.

Abstract: A foldable electronic device (100) has at least two components hinged together by a hinge assembly. The foldable electronic device includes: a cover (10), a rotating element (20), an elastic element (30) and a frame (40), a set of magnetic elements (50) and a body (60). The rotating element has two notches defined therein. The elastic element has a latching portion. The elastic element is fixed in the rotating element. The frame slidably engages with the rotating element. The frame is engaged with the cover. The rotating element rotatably connects with the body. The magnetic elements make the cover close relative to the body. When the latching portion of the rotating element engages in different notches of the rotating element, magnetic force between the magnetic elements decreases so as to open the cover relative to the body.

Abstract: A battery cover latching mechanism (300) is used in a portable electronic device. The portable electronic device has a housing (10) and a battery cover (20). The battery cover latching mechanism comprises a fixing portion (206) formed on the battery cover, a locking member (30) and a switch (40). The locking member is mounted on the housing and slidable between a first position where the locking member engages with the housing and the battery cover and a second position where the locking member detaches with the housing and the battery cover relative to the housing. The switch is rotatably mounted on the housing. The switch engages with the locking member. The rotation of the switch urges the locking member to slide from the first position to a second position.

Abstract: A surface contact card latching assembly (100) is located in a portable electronic device (200). The latching assembly includes a receiving portion (11) and a latch portion (12). The receiving portion is configured for receiving a surface contact card (20). The receiving portion includes an aperture (113) formed at a first end thereof via which the surface contact card enters or exits, and a latching containing portion (114) formed at an opposite second end thereof The latch portion is received in the latching containing portion. The latch portion is operable to move in the latching containing portion so as to drive the surface contact card to move out of the receiving portion through the aperture.

Abstract: A surface contact card holder (200) for an electronic device includes a latching portion (30) and an elastic frame (40). The electronic device has a device body (10) with a receiving groove (20) defined therein for receiving a surface contact card (50) therein and the receiving groove has a card entrance (1002). The latching portion (30) is located adjacent to the card entrance of the receiving groove and the elastic frame is configured for attaching to the device body. The elastic frame has a first frame end (402) located adjacent to the card entrance, and an opposite second frame end (4013). The first frame end has a pressing portion configured for pressing the surface card against the body. The second frame end and the latching portion are configured for sandwiching the surface card therebetween.

Abstract: A hinge assembly (10) for joining a body and a cover of a mobile phone includes an inner housing (100), a key (110), a pressure spring (120), a can (130), a slider (140), a damper (150), an outer housing (160), a fastener (170), and a torsion-bar spring (190). The can includes an acceptor (132) defining an axial slot (132b) in a peripheral wall thereof, and a protrusion (131) having a stepped hole. The slider has an adjoining block (141) received in the stepped hole. One end of the torsion-bar spring is secured onto the fastener, and the other end of the torsion-bar spring is received in the slot. A user presses the key to slidably remove the slider from the stepped hole of the can, whereupon the torsion-bar spring can rotationally drive the slider and the fastener, with the outer housing turning in unison therewith. Thus the cover is opened.

Abstract: A hinge mechanism includes a shaft having an outer screw thread, a rotating cam, a rotating cam having an inner screw thread, a first elastic element, a sleeve having a latching block, a second elastic element, an anchoring block, and a button having a post. The driven cam defines two symmetrical latching grooves. The anchoring block defines a first hole and a second hole. The shaft extends through the rotating cam, the driven cam, the first elastic element, the sleeve, the second elastic element, and the first hole of the anchoring block. The outer screw thread of the shaft engages with the inner screw thread of the rotating cam. The latching block of the sleeve is slidably received in the latching grooves of the driven cam. The post of the button extends through the second hole of the anchoring block and abuts against an end of the sleeve.

Abstract: A hinge assembly includes a body drive member (1), a cover drive member (2), and a locating member (3). The body drive member has an outer screw thread (16) on an outer periphery thereof. The cover drive member has a central cavity (212, 224), and a projection (223) and an inner screw thread (216) formed in the cavity. The locating member has a projection (31) formed on an outer periphery thereof, and a central hole (33). The body drive member extends through the cavity and the hole, thereby integrating the hinge assembly into a complete unit, with the thread of the body drive member engaging with the thread of the cover drive member, and the projection of the cover drive member movably engaging with the projection of the locating member. The hinge assembly exerts reduced force on a foldable electronic device when the foldable electronic device is opened or closed.

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 hinge assembly includes a body drive member (10) having an outer screw thread (12) on an outer periphery thereof, a cover drive member (20) having a first end surface (28) formed one end thereof, a follower (30) having a second end surface (34) formed on one end thereof, and an elastic element (40) abutting the follower. The cover drive member has an inner screw thread (26) formed in a cavity (22) of the cover drive member. The follower has a central hole (32). The body drive member extends through the cover drive member, the follower and the elastic element, thereby integrating the hinge assembly into a complete unit. The outer screw thread of the body drive member engages with the inner screw thread of the cover drive member, and the first end surface of the cover drive member engaging with the second end surface of the body drive member.

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 hinge assembly (100) includes a can (11), an elastic member (20), a shaft (31) and a pin (40). The can has a body (111) and a center cavity (113). The body defines a guiding slit (114) therein, and the guiding slit communicates with the center cavity. The shaft defines a pin hole (318) therein, and the shaft is partly received in the center cavity of the can. The elastic member is received in the center cavity of the can with one end abutting the can and an opposite end abutting the shaft. One end of the pin is received in the guiding slit of the can and is movable along the guiding slit, and an opposite end of the pin is engaged in the pin hole of the shaft.

Abstract: A battery cover latching assembly is for use in a portable electronic device. The battery cover latching assembly includes a battery cover (10), a housing (40) and a locking member (20). The battery cover has a hook (122) formed on end thereof and a receiving hole (116) defined adjacent the hook. The housing has a catching portion formed on one end thereof. The locking member has an operating portion (22) and a cylindrical post (24) extending from one side of the operating portion. A latching portion (244) extends radially from the post and adjoins the operating portion. The operating portion is received the receiving hole of the battery cover. The post of the locking member is rotatably engaged with the catching portion of the housing. The latching portion of the locking member is releasably locked with the hook of the battery cover.

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.