Abstract: A ceiling fan motor with a reduced axial height includes a stator, a rotor and a light-emitting module. The stator includes an iron core and a shaft. The iron core forms an assembly opening at a central portion thereof. The rotor is rotatably coupled with an outer periphery of the shaft and includes a housing. The light-emitting module is at least partially arranged between the iron core and the shaft, or is arranged between the iron core and the housing of the rotor, along a radial direction perpendicular to the shaft.

Abstract: The present invention provides an inner-rotor motor including a separating member, a stator and a rotor. The separating member is made of an insulating material and includes a first separating part and a second separating part. The separating member includes at least one engaging portion extending along an axial direction of the inner-rotor motor. The stator includes an iron core received in a space jointly defined by the first and second separating parts. The iron core includes at least one engaging groove arranged on an outer surface thereof and extending along the axial direction of the inner-rotor motor. The at least one engaging portion is received in the at least one engaging groove. The rotor is rotatably coupled to the separating member. As such, a convenient assembly and reduced volume of the inner-rotor motor are provided.

Abstract: The present invention discloses an electrical connecting module for a jacket of a handheld electronic device, in which the electrical connecting module can be integrated with another component to form a single electrical connecting assembly for powering the jacket while allowing data transmission or charging operation of the handheld electronic device. The electrical connecting module for the jacket of the handheld electronic device includes a body and a conducting wire. The body includes a retaining hole and a plurality of electrical contacts. The retaining hole is adapted for partially receiving a connecting plug of a transmission line. The plurality of electrical contacts is located at an end of the body. The conducting wire is electrically connected to the plurality of electrical contacts. The present invention further discloses an electrical connecting assembly.

Abstract: A heat dissipating fan includes a housing having a base and a sidewall coupled to the base. The sidewall defines a compartment. The housing further includes an air inlet, an air outlet, and a dust channel. The air inlet, the air outlet, and the dust channel are in communication with the compartment. A stator is coupled to the base of the housing. An impeller is rotatably coupled to the stator. A control element includes a driving circuit electrically connected to the stator and a rotating direction control circuit electrically connected to the driving circuit. In another embodiment, the heat dissipating fan includes a housing having a base and a lateral wall coupled to the base. The lateral wall defines a compartment. The lateral wall includes an air inlet and an air outlet both in communication with the compartment. The air inlet also acts as a dust channel.

Abstract: A motor and a sealing member thereof are provided in the present invention. The motor includes a housing, a stator and a rotor. The stator is received in the housing. The rotor includes a shaft and a permanent magnet. The shaft is rotatably coupled to the housing, and one end of the shaft extends out of the housing through a shaft hole. A gap is formed between the shaft and the shaft hole. The permanent magnet is coupled with the shaft and spaced from the stator. A sealing member is arranged on the housing and surrounds the shaft hole. The sealing member includes a blocking portion abutting with a predetermined part of the rotor outside the housing. The blocking portion seals the gap. As such, dustproof and damp-proof functions of the motor are improved.

Abstract: A centrifugal fan includes a fan frame, a motor, an impeller and an axial positioning member. The fan frame includes a base plate portion, a cover plate portion, and a lateral wall portion arranged between the base plate portion and the cover plate portion. The cover plate portion includes an air inlet, and the lateral wall portion includes an air outlet. The motor is received in the fan frame. The impeller is rotatably coupled with the motor. The axial positioning member is arranged along a path surrounding the air inlet of the fan frame. The axial positioning member includes a coupling face and an abutting face opposite to the coupling face. The coupling face is coupled with the cover plate portion of the fan frame. The abutting face is spaced from the coupling face.

Abstract: A motor including a stator, a separating member and a rotor is disclosed. The stator includes an iron core. The separating member is made of an insulating material and includes a first separating part, a second separating part and a third separating part. The second separating part is arranged between the first and third separating parts, and the iron core is arranged between the first and second separating parts. The rotor is rotatably coupled with the separating member and includes a permanent magnet unit arranged between the first and second separating parts. As such, the separating member is able to provide an improved insulation effect for the motor, thus prolonging the service life of the motor.

Abstract: A heat dissipating fan includes a housing having a base and a sidewall coupled to the base. The sidewall defines a compartment. The housing includes an air inlet, an air outlet and a dust channel. The air outlet includes opposite first and second end edges located at a same straight side of the housing. The housing defines a first plane. The impeller includes a hub and several blades. The impeller defines a second plane. The compartment of the housing includes an air outlet section and a pressure accumulating section. The air outlet section is located between the first and second planes. The air outlet is located in the air outlet section. The dust channel extends in an angle with respect to the second plane. An impeller is coupled to the stator that is coupled to the base. A control element includes a driving circuit and a rotating direction control circuit.

Abstract: A rotor structure for a motor includes a shaft, a single magnet and two fixing seats. The single magnet has two opposite end faces. An axial hole has a maximum extent equal to a maximum extent between the two opposite end faces. At least one of the two opposite end faces has a first engaging member. The magnet and each opposite end face have a maximum radial extent. Each fixing seat includes an abutting face having a maximum radial extent the same as the maximum radial extent of the single magnet and of the opposite end faces. One of the abutting faces has a second engaging member. The first engaging member is located at the maximum radial extent at the outer edge of the at least one of the two opposite end faces, or located at the inner edge of the at least one of the two opposite end faces.

Abstract: An electronic product including a heat dissipating device is disclosed. The electronic product includes a casing, a heat conducting board, at least one fan unit and a plurality of electronic elements. The casing includes a compartment. The heat conducting board divides the compartment into first and second chambers. The first chamber includes a plurality of openings. The fan unit(s) includes an air inlet aligned with an opening of the openings, as well as an air outlet aligned with another opening of the openings. The first chamber defines at least one air channel each being in the form of a single air channel including two ends respectively in communication with the opening and the other opening. In one embodiment, the at least one fan unit includes first and second fan units. In another embodiment, the at least one air channel includes first and second air channels in communication with each other.

Abstract: The present invention provides a motor winding assembly including a flexible base plate and a winding assembly. The flexible base plate includes a plurality of supports. A bridge is connected between adjacent two of the plurality of supports. Each of the plurality of supports has a center, and the flexible base plate has a reference line extending through the centers of the plurality of supports. The bridge is not located on the reference line. The winding assembly includes a plurality of winding units. Each of the plurality of supports is provided with at least one winding unit. An electrical path is located on the bridge between the adjacent two of the plurality of supports and electrically connected to the winding units of the adjacent two of the plurality of supports. In this arrangement, the total length of the flexible base plate is reduced.

Abstract: An inner-rotor motor for preventing the formation of an electrical conducting path between an iron core and a housing of the motor is disclosed in the present invention. The inner-rotor motor includes a stator and a rotor. The stator includes a housing, an insulating layer and an iron core. The insulating layer is arranged between the housing and the iron core and prevents the electrical conducting path from forming between the housing and the iron core. The rotor includes a shaft rotatably coupled with the housing, and a permanent magnet unit arranged around the shaft.

Abstract: An illuminating ventilator including a fan, a connecting frame, a lamp seat and a cover is provided. The fan has a housing and a fan wheel, wherein the housing has a first coupling portion, an inlet, an outlet and an inner space communicating with said inlet and outlet, and the fan wheel is received in the inner space. The connecting frame couples with the housing and has an opening in alignment with the inlet of the housing, wherein the connecting frame has a second coupling portion coupling with the first coupling portion of the housing. The lamp seat is mounted on one of the connecting frame and housing and has a receiving portion for receiving a lamp. The cover is coupled with the connecting frame and has a plurality of apertures communicating with the opening.

Abstract: An air exchange device capable of adjusting temperature difference includes: a housing, a partition, a fan, a control module and a temperature difference adjusting module. The partition is mounted in the housing and divides a room inside the housing into a first air-guiding space and a second air-guiding space. The fan is mounted in the housing. The control module electrically connects with the fan. The temperature difference adjusting module includes a temperature regulator electrically connected to the control module. With the temperature difference adjusting module, an internal space is maintained as an environment with comfortable temperature in the air exchange process.

Abstract: An external rotor motor includes: a shaft, an insulator and a core, wherein the insulator is coupled with an outer peripheral surface of the shaft, the core is arranged on an outer periphery of the insulator, and the insulator is formed between the shaft and the core, so that no electrically conductive route can be formed between the core and the shaft; and a rotor having a housing rotatably coupling with the shaft, with an inner peripheral wall of the housing having a permanent magnet module.

Abstract: An air exchange device includes: an air-guiding tube having a first end and a second end opposite to each other, the first end having a first inlet and a first outlet, and the second end having a second inlet and a second outlet; a partition arranged inside the air-guiding tube to divide the inside of the air-guiding tube into a first air-guiding space communicating with the first and second inlets and a second air-guiding space communicating with the first and second outlets; a first filter arranged in a position adjacent to the first inlet; a second filter arranged in a position adjacent to the second inlet; and at least one fan adapted to draw and expel air and combined with the air-guiding tube; wherein bores of meshes of the first filter are larger than bores of meshes of the second filter.

Abstract: A cooling system for use in a portable communication device includes a detection module, a cooling module and a central control module. The detection module detects whether the portable communication device is in a communication state and generates an acknowledgement signal. The cooling module includes a fan and a driving unit. The central control module is electrically coupled to the detection module and the driving unit, detects an operational temperature of said device, and generates a detected temperature value corresponding to the detected operational temperature. The central control module controls the fan to operate in a silent mode or a cooling mode. The central control module controls the fan to operate in the silent mode if the central control module receives the acknowledgement signal when the detected temperature value is smaller than a temperature threshold value, else the central control module controls the fan to operate in the cooling mode.

Abstract: A lamp including the following elements is provided. A housing has an assembling opening and an electrical base on two ends thereof, wherein the housing has an inner wall and a portion of the inner wall adjacent to the assembling opening is an air-guiding wall. A cooling fan has a casing disposed at the assembling opening and forming an air channel, a fan wheel rotatably arranged in the air channel, and two partitioning boards between the air-guiding wall and the air channel so as to define two first air-guiding openings and a second air-guiding opening. A light-emitting module is arranged in the housing and opposite to the fan wheel. Accordingly, the present lamp does not require forming any air inlet or air outlet on the housing, and thus provides a simplifier structure.

Abstract: A motor includes a base, a stator, and a rotor. The base includes a shaft tube having an open end and receiving an inner assembly. The stator is mounted to an outer periphery of the shaft tube. The rotor is rotatably coupled to the inner assembly. The stator includes an insulating bobbin unit having an extension extending in a radial direction to the open end of the shaft tube. The extension includes an engagement hole. The shaft tube includes a positioning member having an engaging section engaged in the engagement hole. The insulating bobbin unit is fixed by an end of the engaging section. The engagement stability of the stator is enhanced by engagement of the positioning member of the base and the insulating bobbin unit.

Abstract: A motor's stator unit includes a base and a stator. The base has a shaft tube. The stator has a silicon steel plate unit, an insulation sleeve unit and a coil unit. The silicon steel plate unit has an inner circumferential wall forming a through-hole. The insulation sleeve unit has an engagement hole. The silicon steel plate unit and the insulation sleeve unit are stacked together. The through-hole and the engagement hole are aligned with each other to allow the shaft tube to extend through the through-hole and the engagement hole. An enameled copper wire is wound around a predetermined part of the insulation sleeve unit to form the coil unit. The insulation sleeve unit is press fitted around an outer circumferential wall of the shaft tube via at least one buffering member, so as to prevent the silicon steel plate unit from excessively compressing the shaft tube.