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: A gas blower includes a housing, a motor and a resilient sealing member for safety improvement. The housing has a receiving space and receives a fan wheel inside the receiving space, and the housing has an inlet and an outlet in communication with the receiving space. The motor has a base and a shaft. The base couples with the housing, and the shaft rotatably couples with the base and firmly connects with the fan wheel. The resilient sealing member is arranged between the housing and the base and is in a ring shape. The resilient sealing member has a central through hole for the shaft to extend through, a radial extending portion extending in radial directions of the shaft, a first surface and a second surface opposite to the first surface, with the first and second surfaces abutting against the housing and the base respectively.

Abstract: A motor system includes a stator magnetic pole, a driving unit and a stop control unit. The stator magnetic pole is adapted to couple with a rotor for the rotor to rotate relative to the stator magnetic pole. The stator magnetic pole has first and second ends. The driving unit is electrically connected with the stator magnetic pole and drives the rotor to rotate by changing the polarity of the stator magnetic pole. The stop control unit is electrically connected to the stator magnetic pole and the driving unit. If the rotor rotates when the motor system is not electrically powered, the stator magnetic pole generates electricity that changes the path of the electric current flowing through the stop control unit, and the stator magnetic pole outputs an electric current from the first end to the second end or from the second end to the first end thereof. In addition, a fan module is also disclosed to solve the problem.

Abstract: A motor is provided to improve the damp proof or dustproof effect of the conventional motor. The motor includes an isolating housing, a sealing member and an inner assembly. The isolating housing includes first and second housing parts. A through-hole is formed between the first and second housing parts. The through-hole communicates an internal space of the isolating housing with an external space. The sealing member includes a frame portion and a wire receiving portion. The wire receiving portion is integrally formed with the frame portion. The frame portion is arranged between the first and second housing parts. The wire receiving portion is disposed at the through-hole. A lead wire is received in the wire receiving portion, and includes one end extending into the internal space of the isolating housing. The inner assembly is received in the internal space of the isolating housing and electrically connected to the lead wire.

Abstract: A ceiling fan is designed with enhanced structural strength and prolonged service life. The ceiling fan includes a stator, a loading plate, a rotor and a plurality of blades is disclosed. The stator includes a shaft. The loading plate includes a sleeve and a radial extending portion. The radial extending portion radially extends outwards in radial directions of the shaft. The sleeve receives a bearing coupled with an outer periphery of the shaft. The rotor includes a hub coupled with the loading plate. The plurality of blades is coupled with the radial extending portion.

Abstract: A motor includes a stator coil, a rotor and a driving unit. The stator coil is configured to be electrified to generate a magnetic force. The rotor is rotatably coupled with the stator coil and includes a magnetic member facing the stator coil. The driving unit is electrically connected to the stator coil and outputs a driving signal to the stator coil. An electrical characteristic value of the driving signal increases in a gradual manner. The rotor outputs a motive power that is gradually increased during a process the rotor rotates from an electric angle back to a same electric angle. In addition, an activation control method for the motor and a fan are also disclosed.

Abstract: A motor includes a base, a bearing sleeve, a stator, a rotating member, a thrust bearing, and a hub. The bearing sleeve is arranged with the base and has an opening end and a sealing end opposite to each other. The stator connects with the base or the bearing sleeve. The rotating member is arranged inside the bearing sleeve and includes a shaft and a limiting portion adjacent to the sealing end. A first end of the shaft connects with the limiting portion, and a second end of the shaft has a coupling portion adjacent to the opening end. The thrust bearing is arranged between the shaft and an inner surface of the bearing sleeve, so that the limiting portion is between the thrust bearing and the sealing end. The hub connects with the coupling portion of the shaft and has a permanent magnet corresponding to the stator.

Abstract: An illumination device and a ventilator with a light are disclosed. The ventilator includes: a fan electrically connecting to a power transmitting port to be driven for generating an airflow; a light for transferring electrical power into light; a power storage module electrically connecting with the light and the power transmitting port; and a control unit electrically connecting with the power storage module and the power transmitting port, wherein the control unit determines whether the power transmitting port provides electrical power, the control unit controls the power storage module to store electrical power sourced from the power transmitting port if a result of the determination is positive, and the control unit controls the power storage module to output electrical power stored therein to the light if the result of the determination is negative.

Abstract: A motor of a ceiling fan includes a stator, a rotor, and a base. The stator has a shaft and a core. The rotor has a first housing rotatably coupling with the shaft. The base has a second housing firmly connecting with the stator. The core of the stator is positioned between the first and second housings, an air channel communicates the inside and the outside of the motor, and the first housing is able to rotate relative to the second housing for generating an air current inside the motor and guiding the air current out of the motor via the air channel.

Abstract: An impeller having a solidified ultraviolet-curing adhesive, a fan having the impeller, and an impeller weight-balancing method are provided to solve the problems of the conventional impeller weight-balancing method as the conventional method can only be used with the impeller having high production complexity and manufacturing cost and has a low operational efficiency and a low weight-balancing precision. In addition to the solidified ultraviolet-curing adhesive, the impeller further includes a shaft, a hub and an air-driving unit. The hub is coupled with the shaft. The air-driving unit is coupled with the hub. The solidified ultraviolet-curing adhesive is coupled with a surface of the air-driving unit.

Abstract: A ceiling fan, a hanger assembly of the ceiling fan, and a mounting bracket of the hanger assembly are designed with a lower failure rate. The hanger assembly of the ceiling fan includes a coupling rod and a fan rod. The mounting bracket has two lateral walls opposing to each other. Each of the two lateral walls includes a mounting end, a hanger end and a receiving portion. The coupling rod has two ends respectively received in the receiving portions of the two lateral walls. The fan rod has a first end coupled with the coupling rod, as well as a second end coupled with a stator of a motor of the ceiling fan.

Abstract: An air exchange device includes: an air-guiding tube having a first end and a second end opposite to each other, with the first end having a first inlet and a first outlet, and with 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. Bores of meshes of the first filter are larger than bores of meshes of the second filter.

Abstract: An inner-rotor motor and a rotor of the inner-rotor motor are provided to reduce the noise or vibration generated during the rotation of the motor. The rotor includes a shaft, an iron core, a plurality of permanent magnets and a limiting member. The iron core includes a magnetic yoke portion coupled with an outer periphery of the shaft, as well as a plurality of magnetic pole portions circumferentially coupled with an outer periphery of the magnetic yoke portion. The iron core forms a plurality of receiving portions, and each receiving portion is formed between two adjacent magnetic pole portions. The permanent magnets are received in the receiving portions, respectively. The limiting member is arranged at one side of the iron core, and includes a covering face covering the permanent magnets in the axle direction of the shaft.

Abstract: A motor structure of an unmanned aerial vehicle includes a shaft seat, a stator and an external rotor. The stator is mounted around the shaft seat. The stator has a plurality of winding slots. The external rotor includes a shaft, a hollow body and a guiding cover. The shaft is pivotally disposed on the shaft seat. The guiding cover is disposed on one end of the hollow body, and the guiding cover has a central supporting seat, a plurality of blades and a plurality of air flow openings. The blades are connected to the central supporting seat. Each of the air flow openings is located between two adjacent blades. A number of the blades is greater than or equal to a number of the winding slots.

Abstract: The present disclosure provides an illuminating ventilator including a case, a lamp and a power supply module. A first air opening and a second air opening are respectively formed on two sides of the case. The case includes an air channel having two ends respectively communicating with the first air opening and the second air opening. The fan is disposed in the case and is arranged in the air channel. The lamp is detachably attached to the case. The power supply module includes an AC input terminal, a first DC output terminal and a second DC output terminal. The first DC output terminal is electrically connected with the fan, and the second DC output terminal is electrically connected with the lamp. As such, the illuminating ventilator is provided with improved installation convenience, reduced production cost and reduced difficulty of maintaining and repairing.

Abstract: A centrifugal fan includes a fan frame, a stator assembly and an impeller. The fan frame has a base plate portion, a cover plate portion and a lateral wall portion. The cover plate portion has an air inlet, and the lateral wall portion has an air outlet. The impeller includes a rotating member, a plurality of blades and a connection ring. The rotating member is coupled with the stator assembly. Each blade has a windward edge and a lateral edge. The windward edge faces the air inlet, the lateral edge faces the lateral wall portion, and the connection ring is arranged on the windward edges of the blades. The windward edge has a first coupling edge, and the connection ring has a second coupling edge. A part of the windward edge between the first coupling edge and the lateral edge extends downwards in a curved manner, forming a truncating portion.

Abstract: A motor includes a bearing sleeve arranged with a base and having opposite opening and sealing ends; a stator coupled with the base or bearing sleeve; and a rotating member disposed in the bearing sleeve and including a shaft and a limiting portion adjacent to the sealing end. A first end of the shaft connects with the limiting portion, a second end of the shaft has a coupling portion, and the limiting portion has a first contact surface. A thrust bearing is arranged between the shaft and the bearing sleeve and has a second contact surface facing the first contact surface. At least one of the first and second contact surfaces is an uneven surface. A hub is coupled with the coupling portion of the shaft and has a permanent magnet corresponding to the stator.

Abstract: A motor system includes a stator magnetic pole, a driving unit and a stop control unit. The stator magnetic pole is adapted to couple with a rotor for the rotor to rotate relative to the stator magnetic pole. The stator magnetic pole has first and second ends. The driving unit is electrically connected with the stator magnetic pole and drives the rotor to rotate by changing the polarity of the stator magnetic pole. The stop control unit is electrically connected to the stator magnetic pole and the driving unit. If the rotor rotates when the motor system is not electrically powered, the stator magnetic pole generates electricity that changes the path of the electric current flowing through the stop control unit, and the stator magnetic pole outputs an electric current from the first end to the second end or from the second end to the first end thereof. In addition, a fan module is also disclosed to solve the problem.

Abstract: An airflow sensor is disclosed to overcome the problem of having an undetectable wind speed range. The airflow sensor may include a frame and an impeller. The frame includes a rotation detector. The impeller is rotatably coupled with the frame and includes a plurality of blades and a rotating member. The rotation detector generates a detection signal according to a rotational cycle of the rotating member. Moreover, an airflow detecting module is further provided to overcome said problem.

Abstract: The present disclosure provides an air exchange device for improving the covering effect and the overall visual effect on the appearance of the air exchange device along with a divider where the air exchange device is mounted. The air exchange device includes an air-guiding tube and a covering member. The air-guiding tube has a first maximal outer diameter, and includes a first end and a second end. The covering member includes a positioning portion that is adapted to be coupled to an outer wall of the air-guiding tube, and a covering portion connected to the positioning portion. The covering portion has a second maximal outer diameter larger than the first maximal outer diameter of the air-guiding tube.