Abstract: A rotary mechanism includes a base (10), a cover (30), a torsion spring (40) and a locking module (20). The rotary cover is rotatably mounted to the base. Two ends of the torsion spring are fixed with the base and the cover, respectively. The locking module limits the cover from rotating relative to the base. When the cover overcomes the limitation of the locking module, the cover can automatically rotate relative to the base due to the torsion spring.

Abstract: A fastener (35) includes a base (33), an orientation block (36), a located block (37) and two magnets (38, 39). The base includes a mounting portion (40) and a securing portion (50). The orientation block is slidably and rotatably connected to the securing portion. The located block is rotatably engaged in the mounting portion. One of the two magnets is disposed adjacent to the securing portion, the other magnet is disposed in the located block. The two magnets are attracted to each other configured for adjusting a distance between the orientation block and the located block.

Abstract: A rotary mechanism includes a base (10), a cover (30), a torsion spring (40) and a locking module (60). The cover is rotatably mounted to the base. Two ends of the torsion spring are fixed with the base and the cover respectively. The locking module limits the cover rotation relative to the base. When the cover overcomes the limitation of the locking module, the cover is automatically rotated relative to the base by the torsion spring.

Abstract: A electronic device (100) includes a removable chip card (40) for carrying information, comprise a housing (10) and a ejecting mechanism (30). The housing (10) defines a chamber (12) and a base (14) formed adjacent to the chamber. The chamber (12) is used for accommodating a battery (20) therein. The base (14) is used for receiving the chip card (40) therewith. The ejecting mechanism (30) is mounted in the housing (10) and includes a sliding member (32) and an elastic member (36). When the battery (20) is accommodated in the chamber (12), the chip card (40) is secured between the sliding member (32) and the battery (20). When the battery (20) is removed from the chamber (12), the elastic member (36) biases the sliding member (32) to eject the chip card (40) outwardly from the base (14).

Abstract: A housing (10) of a portable electronic device includes an upper housing (11), a lower housing (12) and a protecting component (13). The upper housing defines a first latching member (1112) therein. The lower housing defines a second latching member (121) therein. The protecting component is assembled between the upper housing and the lower housing for preventing dust and vapor from entering the electronic device and defines a first latching portion (1313) corresponding to the first latching member and a second latching portion (1314) corresponding to the second latching member. The first latching portion and the second latching member respectively cooperate with the first latching member and the second latching member to assemble the upper housing, the lower housing and the protecting component together.

Abstract: The invention discloses a sealing assembly (40) includes a first sealing member (41) and a second sealing member (46) tightly cooperating with the first sealing member (41). The first sealing member (41) has a first assembling side surface (411), and the second sealing member (46) has a second assembling surface (461) facing the first assembling side surface (411). The first assembling side surface (411) and the second assembling side surface (461) form an assembly hole (43) there between. The invention also provides a sliding cover mechanism (100) using the sealing assembly (40).

Abstract: A positioning mechanism (100) configured for positioning a keypad (20) on a portable electronic device includes a plurality of retainers (10). Each retainer includes a main portion (11) and a fixing unit (12) formed on the main portion. The main portion includes an engaging surface (112) and an opposite latching surface (114). A protrusion (1121) is formed on the engaging surface, a first positioning surface (1122) corresponding to a first portable electronic device (30) is formed on the protrusion. The retainer is mounted to the keypad via the fixing unit.

Abstract: A sliding mechanism (200) includes a first holding member (18), a housing (14), a sliding member (12), a second holding member (24), a fixable member (22) and a driving device (16). The housing is assembled with the first holding member. The sliding member is fixed to the housing. The second holding member includes a rack (2462) formed thereon. The fixable member is fixed to the second holding member and slidably mounted on the sliding member. The driving device includes a motor (62) fixed on the first holding member and a gear (164) mating with the rack, the motor drives the gear to rotate and drive the fixable member to slide.

Abstract: A rotatable connecting mechanism (100) includes a cover (10), a base (30), a toothed element (20) and an elastic element (24). The cover is rotatably mounted on the base. The toothed element is configured on a surface of the cover facing the base and includes a plurality of slots (224) defined thereon. The elastic element having an engaging portion (2422) formed thereon and configured on a surface of the base facing the cover. The engaging portion rotatably engages with the slots of the toothed element.

Abstract: A holder (35) includes a base (33), an orientation block (36), a located block (37) and two magnets (38, 39). The base includes a mounting portion (40) and a securing portion (50). The orientation block is fixed in the mounting portion. The located block is slidably engaged in the securing portion. One of the magnets is disposed adjacent to the securing portion, the other of the magnets is disposed in the located block. The magnets are attracted to each other and configured for adjusting a distance between the orientation block and the located block.

Abstract: An exemplary chip card holder (100) used in a portable electronic device for holding a chip card (50) is provided. The chip card holder includes a housing member (10), a holding member (20), and a driving member (30). The holding member is fixed to the housing member for receiving and holding the chip card. The driving member is movable relative to the housing member and the holding member for moving the chip card from either of a released position and a holding position to the other of the holding position and released position.

Abstract: A electronic device (100) includes a removable chip card (40) for carrying information, comprise a housing (10) and a ejecting mechanism (30). The housing (10) defines a chamber (12) and a base (14) formed adjacent to the chamber. The chamber (12) is used for accommodating a battery (20) therein. The base (14) is used for receiving the chip card (40) therewith. The ejecting mechanism (30) is mounted in the housing (10) and includes a sliding member (32) and an elastic member (36). When the battery (20) is accommodated in the chamber (12), the chip card (40) is secured between the sliding member (32) and the battery (20). When the battery (20) is removed from the chamber (12), the elastic member (36) biases the sliding member (32) to eject the chip card (40) outwardly from the base (14).

Abstract: A rotary mechanism includes a base (10), a cover (30), a torsion spring (40) and a locking module (60). The cover is rotatably mounted to the base. Two ends of the torsion spring are fixed with the base and the cover respectively. The locking module limits the cover rotation relative to the base. When the cover overcomes the limitation of the locking module, the cover is automatically rotated relative to the base by the torsion spring.

Abstract: A rotary mechanism includes a base (10), a cover (30), a torsion spring (40) and a locking module (20). The rotary cover is rotatably mounted to the base. Two ends of the torsion spring are fixed with the base and the cover, respectively. The locking module limits the cover from rotating relative to the base. When the cover overcomes the limitation of the locking module, the cover can automatically rotate relative to the base due to the torsion spring.

Abstract: An exemplary chip card holder (100) used in a portable electronic device for holding a chip card (50) is provided. The chip card holder includes a housing member (10), a holding member (20), and a driving member (30). The holding member is fixed to the housing member for receiving and holding the chip card. The driving member is movable relative to the housing member and the holding member for moving the chip card from either of a released position and a holding position to the other of the holding position and released position.

Abstract: A sliding mechanism (200) includes a first holding member (18), a housing (14), a sliding member (12), a second holding member (24), a fixable member (22) and a driving device (16). The housing is assembled with the first holding member. The sliding member is fixed to the housing. The second holding member includes a rack (2462) formed thereon. The fixable member is fixed to the second holding member and slidably mounted on the sliding member. The driving device includes a motor (62) fixed on the first holding member and a gear (164) mating with the rack, the motor drives the gear to rotate and drive the fixable member to slide.

Abstract: A housing (10) of a portable electronic device includes an upper housing (11), a lower housing (12) and a protecting component (13). The upper housing defines a first latching member (1112) therein. The lower housing defines a second latching member (121) therein. The protecting component is assembled between the upper housing and the lower housing for preventing dust and vapor from entering the electronic device and defines a first latching portion (1313) corresponding to the first latching member and a second latching portion (1314) corresponding to the second latching member. The first latching portion and the second latching member respectively cooperate with the first latching member and the second latching member to assemble the upper housing, the lower housing and the protecting component together.

Abstract: A rotatable connecting mechanism (100) includes a cover (10), a base (30), a toothed element (20) and an elastic element (24). The cover is rotatably mounted on the base. The toothed element is configured on a surface of the cover facing the base and includes a plurality of slots (224) defined thereon. The elastic element having an engaging portion (2422) formed thereon and configured on a surface of the base facing the cover. The engaging portion rotatably engages with the slots of the toothed element.

Abstract: The invention discloses a sealing assembly (40) includes a first sealing member (41) and a second sealing member (46) tightly cooperating with the first sealing member (41). The first sealing member (41) has a first assembling side surface (411), and the second sealing member (46) has a second assembling surface (461) facing the first assembling side surface (411). The first assembling side surface (411) and the second assembling side surface (461) form an assembly hole (43) there between. The invention also provides a sliding cover mechanism (100) using the sealing assembly (40).

Abstract: A positioning structure (30) for an accessory keypad assembly (20) is provided. The accessory keypad assembly includes an upper shell (21) and a lower shell (22). The positioning structure includes a first mounting portion (231), a second mounting portion (232), a third mounting portion (233), a first positioning block (234), a second positioning block (235), and an elastic member (236). The third mounting portion extends from the second mounting portion and is located between the first and second mounting portions. The first positioning block is rotatably mounted on the first mounting portion. The second positioning block is rotatably and slidably mounted on the second mounting portion. The elastic member has one end mounted on the third mounting portion and the other end mounted on the second positioning block.