Abstract: A hinge assembly (200) includes a retaining member (4), a fixing seat (5), a control member (6), a first spring (7), a follower element (10), a rotating element (20), a second spring (9) and a shaft (30). The first spring provides an elastic force to the control member. The rotating element includes an axis hole having an inner screw thread (4342). The rotating element disposes two protrusions (24). The follower element includes two recesses (15) and two plane portions (16). The second spring provides an elastic force to make the protrusions of the rotating element receive in the recesses of the follower element and resist each other. The shaft defines an outer screw thread (233). The outer screw thread engages with the inner screw thread of the rotating element.

Abstract: A battery cover assembly (100) includes a housing (30), fixing assembly (40), cover (10) and button (20). The housing includes a receptacle (33) in a middle portion thereof; and two latch slots (37) defined in a bottom portion thereof The base board (50) is fixed to the housing, and with the housing defines a receiving cavity. The fixing assembly includes a sliding frame (41), slidably attached on the base board, and an elastic member (44). The sliding frame has a multiple clasps (423, 432). The cover is configured to be removable attached to the housing and defines a button slot (11) therein. The cover has a multiple claws (12, 13) and two latches (14). The button is mounted to the housing and cooperates with the sliding frame, the button extending through the button slot so as to be exposed to a user.

Abstract: A housing (10) with three-dimension appearance includes a transparent substrate (11), a micro lens array (12) formed on one surface of the transparent substrate, and a decorative layer (13) formed on another surface of the transparent substrate at an opposite side to the micro lens array. A method for making the housing is also provided.

Abstract: An apparatus (100) for supporting workpieces thereon includes a seat (10), a holding board (20), and a magnetic module connecting the seat to the holding board. The magnetic module (70) includes a first member (40) secured in the seat and a second member (50) secured in the holding board. The first member and the second member cooperate to provide a magnetic force thereby detachably fixing the holding board to the seat.

Abstract: A convey chain (100) includes a plurality of link units (10) pivotly connected to one another. Each link unit includes a chain link (11), a connect link (12) and a carrier assembly (18). The connect link pivotly connects with the chain link, and includes a pair of side plates (121) and a transverse plate (123). The transverse plate transversely connects the pair of side plates. The carrier assembly is configured for carrying workpieces, and is upwardly mounted on the transverse plate.

Abstract: An anti-fake identification (14) includes a light-emitting layer (144) and a pattern layer (142). The light-emitting layer includes ultraviolet radiation photo initiator. The pattern layer has some through holes defined therein so as to form a pattern. Under ultraviolet radiation, the light-emitting layer emits light and the light passes through the pattern layer so as to show a pattern.

Abstract: A fixing mechanism (2) includes a base (50), an air pump (70) and an air pipe assembly (60). The base defining a connecting hole (522) and a locating groove (542) therein. The air pipe assembly (60) includes a first pipe (62) communicating with the connecting hole, a second pipe (64) connected to the pump and communicating with the first pipe, and a third pipe (66) communicating with the first pipe and the second pipe.

Abstract: A suction head structure (10) and a vacuum cleaner (20) using the same for adsorbing grains is provided. The suction head structure includes an accommodating room (14), a plurality of suction tubes (11), an eject tube (12), and an air inlet (13). The accommodating room is configured for accommodating grains therein. The suction tubes connect with the accommodating room. Each of the plurality of suction tubes is configured for adsorbing grain into the accommodating room. The eject tube connects with the accommodating room. The eject tube is configured for ejecting grains accommodated in the accommodating room. The air inlet connects with the eject tube. The air inlet is configured for injecting cool air into the eject tube.

Abstract: An exemplary height-adjusting device (10) includes a base (12), a sliding block (14) and at least one fixing member (18). The base has a sliding slot (122) defined therein and a first sidewall (123), a second sidewall (124), a third sidewall (125), and a fourth sidewall (126) surrounding the sliding slot. At least one fixing hole (1232) defined in the first sidewall. The at least one fixing hole communicates with the sliding slot. The sliding block is slidably received in the sliding slot and partly protruding outwardly from the sliding slot. At least one fixing member cooperates with the at least one fixing hole to selectively fix the sliding block in the base.

Abstract: A method for cleaning aluminum article includes steps of first water washing for a aluminum article; cleaning the aluminum article with mildly alkaline solution which including phosphate, carbonate and silicate; and second water washing for the aluminum article.

Abstract: An air gun equipment (10) for cleaning workpieces includes an air gun (20), a switch (50) connected to the air gun and an air source by pipes (206, 70), and a sensor (30) fixed on the air gun. The switch is controlled by an output signal from the sensor to control the flow of air from the air source to the air gun.

Abstract: A recycling cart (100) for sorting, retaining, and transferring articles is provided. The recycling cart includes a waste container (10), at least four supporting members (20), at least four rotating members (30), and a sorting member (50). The supporting members are attached with the waste container. The rotating members are attached with the supporting members and configured for facilitating moving the recycling cart. The sorting member is configured for sorting articles. The sorting member is hinged with two of at least four supporting members and located above the waste container.

Abstract: A housing with a soft surface device (100) includes a substrate (10), a primer coating (20) formed on a surface of the substrate, a decorative coating (30) formed on the primer coating, and a top coating (40) formed on the decorative coating and configured for protecting the decorative coating. The primer coating is made of a first resin paint containing a polyamide component. The decorative coating is made of a second resin paint. The top coating is made of a third resin paint. Both the second resin paint and the third resin paint contain an isocyanate polymer and/or reaction products of the isocyanate polymer with hydroxyl groups. A method for making a housing is also provided.

Abstract: An insert molded article (10) includes an insert component (12) and a molded component (14). The insert component includes a main body (121) and at least one protrusion (122) protruding outwardly from the main body. The at least one protrusion have a free end larger than an opposed other end thereof abutting against the main body in sectional area. The molded component has an inner wall (144) molded with the insert component. The inner wall has at least one latching notch (145) formed therein. The at least one protrusion of the insert component is moldingly embedded in the at least one latching notch in a snap fit engagement.

Abstract: A battery cover assembly includes a housing (1), a connecting member (20), a cover (3), a latching section (6), a compression spring (7), a gearing member (8), and a button (9). The housing has a sliding track (112) and a through hole (110) defined therein. The cover is rotatably engaged with the housing via the connecting member. The cover includes a claw (32) and a button hole (36). The latching section is slidably engaged with the housing. The latching section includes a stand arm (642) and a claw hole (622). The compression spring connects both with the housing and the latching section. The gearing member is mounted to the housing, and comprises a gear (81) and a rack (83) engaged with the gear. The rack defines a locking hole (830) engaging with the stand arm. The button engages with the gear and extends through the button hole.

Abstract: A method for manufacturing a lens module (100) is provided. The lens module includes a flash lamp lens (20) and a holder (10) integrally formed/molded with the lens. The method includes at least three steps. The first step S1 is to mold the lens by means of injecting a first molding material into a provided mold assembly. The second step S2 is to mold the holder integrally with the molded lens by means of injecting a second molding material into the mold assembly to thereby yield the lens module. The third step S3 is to extract the lens module from the mold assembly.

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 multi-section hinge mechanism (100) comprises a rotary member (10) and a base (20). The base includes an annular elastic arm (12) and a latching part (14) integrally extending from an inner circumferential wall of the annular elastic arm. The base defines a central hole running therethrough and a plurality of concaves (242) in one surface portion. The latching part rotatably extends through the central hole of the base. The elastic arm engages in one of the concaves of the base.

Abstract: A focus adjusting mechanism (50) for use in a portable electronic device (100) with a lens module (40) is provided. The lens module includes a lens barrel (42) and a lens barrel holder (44). The lens barrel is threaded into the barrel holder. The focus adjusting mechanism includes a driving member (52), a follower (54) and a transmission rod (56). The driving member has a plurality of circumferential teeth (5242) formed thereon. The follower has a plurality of linear teeth (5472) formed thereon. The linear teeth engage with the circumferential teeth for transforming the rotation of the driving member to the linear movement of the follower. The transmission rod is disposed between the follower and the lens barrel to transform the linear movement of the follower into the rotation movement of the lens barrel relative to the lens barrel holder.