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US20070085426 |
Stator structure and manufacturing method thereof
A stator structure includes a stator assembly and a protective body, and the stator assembly is covered by the protective body. Additionally, a manufacturing method of the stator structure, which... |
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US20070252451 |
Motor having heat-dissipating structure for circuit component and fan unit including the motor
A motor includes a rotor and a stator. The stator includes a circuit board on which a control circuit for controlling rotation of the rotor is formed. A circuit component of the control circuit is... |
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US20070014675 |
FAN ASSEMBLY
A fan assembly includes an impeller portion generating an air flow and a motor that rotates the impeller portion about a center axis. The impeller portion is attached to a yoke of a rotor portion... |
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US20080213104 |
Motor
A motor includes a stator, a rotor, a top magnetic structure, and a bottom magnetic structure. The stator is disposed in a frame. The rotor is also disposed in the frame, corresponding to the... |
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US20070152519 |
Blade and yoke arrangement for cooling stator windings
A fan comprises a hub and a stator coil disposed with the hub. A first set of blades is disposed about the hub. Second blades are disposed on an interior of the hub. An opening is provided through... |
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US20100253167 |
ELECTRIC MOTOR/GENERATOR ASSEMBLY
An apparatus comprises a rotor supported for rotation about a longitudinal axis. The rotor comprises an elongate tubular member enclosing a substantially cylindrical space, the elongate tubular... |
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US20060056992 |
Pump assembly
A pump assembly including an electric motor having a stator and a rotor, and an electrical or electronic motor control component having a major surface and at least one minor surface, the major... |
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US20080218018 |
COOLING FAN AND METHOD OF FABRICATION
A cooling fan includes a fan housing (10) having a central tube (15) extending upwardly therefrom, a bearing (20) defining a bearing hole (22) therein, a stator (30) mounted on the central tube,... |
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US20070001523 |
Magnetic-positioning motor and fan
The invention provides a magnetic-positioning motor having a magnetic element or magnet disposed at the interior center of a rotor, so that attractive force between the magnetic element and a... |
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US20090148086 |
FAN AND ROTOR OF MOTOR THEREOF
A rotor of a motor includes a shaft, a magnetically conductive shell and a connecting element. The shaft has a groove formed at one end of the shaft. The central portion of a top wall of the... |
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US20070177993 |
Electric pump
An electric pump may comprise a pump case (110, 150) having a pump chamber. An impeller 143 may be rotatably disposed within the pump chamber. The impeller 143 may include a magnetized cylindrical... |
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US20140105763 |
AXIAL-FLOW FAN
An axial-flow fan according to the present disclosure can increase the amount of the airflow and simultaneously reduce the noise level. A plurality of stationary blades 11A to 11D are curved, in a... |
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US20070188034 |
Electric motor and fan unit employing the same
A ring-shaped member is secured to a shaft of a motor between a portion of the shaft connected to a rotor and a sleeve accommodating the shaft and impregnated with lubricating oil. The ring-shaped... |
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US20070098571 |
Centrifugal fan
The centrifugal fan includes an impeller for producing the flow of air by rotation, and a motor for rotating the impeller. The impeller includes a plurality of main blades and a plurality of... |
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US20070128052 |
CENTRIFUGAL FAN
In a centrifugal fan, an impeller portion, fitted to a rotor portion which rotates with respect to a stator portion, rotates around a central axis J1. The impeller portion is housed in a housing... |
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US20140134012 |
IMPELLER AND ELECTRIC BLOWER HAVING THE SAME
Disclosed herein is an impeller including: an upper surface, which is an air inlet portion; a lower surface, which is an air outlet portion; and blades formed between the upper and lower surfaces,... |
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US20100272586 |
Dust-Proof and Anti-Oil Leakage Structure for a Fan
A dust-proof and anti-oil leakage structure for a fan comprises a blade assembly, an outer frame and a center stator. On a spindle between the blade assembly and the outer frame are installed in... |
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US20160333886 |
AXIAL COMPRESSOR AND USE OF AN AXIAL COMPRESSOR
Disclosed is an axial compressor (1) comprising a first compressor stage (2) including a first impeller (4) driven by first drive means (6), and a second compressor stage (3) including a second... |
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US20100080716 |
ROTOR AND COOLING FAN HAVING THE SAME
A cooling fan includes a base, a stator mounted on the base and a rotor rotatablely supported by the stator. A central tube is formed at a central portion of the base for mounting the stator... |
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US20150098844 |
FAN MODULE
A fan module used in an electronic apparatus is provided. The electronic apparatus includes an upper cover and a lower cover. The fan module includes a fan housing, a fixing shaft, a bearing, and... |
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US20080298983 |
FAN, MOTOR AND BEARING STRUCTURE THEREOF
A fan includes an impeller and a motor. The motor includes a rotor structure and a bearing structure. The motor is used to drive the impeller and the rotor structure has a shaft. The shaft is... |
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US20070280837 |
VORTEX PUMP
A vortex pump comprises: an impeller that includes a plurality of blades at an outer circumference and a rotor magnet placed at an inner circumference; a shaft fixed at a center of the impeller; a... |
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US20070188029 |
PUMP AND PUMPING SYSTEM
To provide a pump and pumping system in which the mounting efficiency is improved and which can be controlled without pulling out a flexible tape, etc. from a pump in order to satisfy a demand for... |
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US20160010655 |
FAN IMPELLER STRUCTURE AND COOLING FAN THEREOF
A fan impeller structure and a cooling fan thereof. The fan impeller structure includes a hub and a flow guide body. The hub has an extension section extending from outer circumference of the hub.... |
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US20140212303 |
BLOWER FAN
In a blower fan according to a preferred embodiment of the present invention, a stationary portion of a motor portion includes a stator, a bearing portion, and a holding portion to which both the... |
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US20170074272 |
MOTOR STRUCTURE OF UNMANNED AERIAL VEHICLE
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... |
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US20150043158 |
BLOWER FAN AND ELECTRONIC DEVICE
A blower fan according to a preferred embodiment of the present invention is a centrifugal fan including a stationary portion, a bearing mechanism, and a rotating portion. The stationary portion... |
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US20080267793 |
COOLING FAN
A cooling fan includes a fan housing (30) having a central tube (34) extending upwardly therefrom, a bearing (61) received in the central tube and defining a bearing hole (62) therein, a stator... |
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US20140134011 |
COOLING FAN WITH ROTOR BLADE FLANGES FOR CONTROLLING ROTOR MOVEMENT
An exemplary cooling fan includes a housing having an air inlet and an air outlet opposite to the air inlet, a rotor received in the housing, and a stator received in the housing and rotatably... |
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US20130189129 |
Low Noise Air Movement Generator
A low noise air generator possessing improved characteristics thereby reducing noise while maintaining or improving air flow generation and output is provided. The device may include an impeller... |
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US20080213103 |
AXIAL FLOW FAN
An axial flow fan includes a housing defining an air inlet and an air outlet, a motor mounted to the housing and an impeller including blades. The housing includes an expanded portion adjacent the... |
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US20090284092 |
Motor Rotor
A motor rotor includes a hub, a metal ring and a magnet ring. The hub includes a peripheral wall. The metal ring includes an engaging portion and is formed by bending a strip of metal plate to... |
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US20140154109 |
FAN SYSTEM
A fan system in combination with a DC brushless motor. The DC brushless motor includes: a shaft, a base, a stator assembly, a rotor assembly, a control box including a second cavity, and a circuit... |
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US20090169399 |
Ultra-thin miniature pump
An ultra-thin miniature pump applied to transport a fluid includes a main body, a rotor, and a stator. The main body includes a cover part and a bottom part. A joint surface between the cover part... |
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US20070231163 |
Motor assembly structure
A motor assembly structure including a first bracket and a second bracket which together form a coil unit. The first bracket has a hub integrally extending from the first bracket into the second... |
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US20150159661 |
Fan with Inverted Electric Motor
In one embodiment, a fan may include a housing having an inlet opening and an exhaust opening, a support shaft fixed to and positioned within the housing, a motor having a stator fixed on the... |
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US20130323094 |
FAN MOTOR
Disclosed is a fan motor including: a lower bracket having a lower protruding portion disposed at the center thereof and a space portion formed around the lower protruding portion; an upper... |
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US20130189130 |
FAN MOTOR STRUCTURE
A fan motor structure includes a fan frame, a rotor, at least one magnetic element, and a stator. The fan frame includes a frame body and a frame cover that are closed to each other to define a... |
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US20080238228 |
MAGNETIC SHAFT OF A COOLING FAN
The present invention provides an improved structure of the magnetic shaft of a cooling fan. A magnetic attraction component is comprised of a magnetic ring, a magnetic inductive bottom board, and... |
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US20140294620 |
Cooling Fan Having a Radial-Air-Gap Motor and a Method for Determining the Dimensional Proportion of the Motor
A cooling fan having a radial-air-gap motor is disclosed. The cooling fan includes a fan frame, an impeller and a stator assembly. The fan frame has a shaft-coupling portion. The impeller has a... |
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US20090246043 |
FAN MOTOR
A fan motor may include a rotor part having a drive magnet and a stator part having a drive coil and rotatably holding the rotor part. The rotor part may include a rotor yoke to which the drive... |
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US20140341760 |
FAN STRUCTURE WITH EXTERNALLY CONNECTED CIRCUIT
A fan structure with externally connected circuit includes a frame body, a stator, a fan impeller and a circuit board. The stator and the fan impeller are disposed in the frame body. The circuit... |
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US20070241644 |
SINGLE-PHASE MOTOR
A single-phase motor comprising a rotor magnet, a stator core having salient poles, and a coil wound around the stator core, a rising portion and a falling portion of a voltage applied to the coil... |
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US20150004016 |
FAN COMPRISING NANO-BEARING
A fan including: a fan frame, a casing, fan blades, a magnetic piece, silicon steel sheets, a coil, a circuit board, a nano-bearing, and a rotational shaft of a motor. The fan frame is disposed at... |
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US20090035158 |
COOLING FAN
A cooling fan includes a fan housing (10) having a central tube (18) extending upwardly therein. A sleeve bearing (40) is received in the central tube. A stator (20) is mounted around the central... |
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US20070252460 |
Blower structure
A blower includes a hollow casing having ventilating ports, a rotor formed by circumferentially arranging a plurality of blades, and a stator. The rotor is provided at one side along its axial... |
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US20090180902 |
Fan
A fan includes a fan frame having an upright barrel, a fan blade unit having a fan hub with radial blades, and a driving module formed of a stator, an axle bearing, a core shaft and a rotor for... |
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US20080253907 |
Cooling of Stator for Compressor
Compressor comprising a housing (1a, 1b) and with at least one partly electric-motor-driven impeller (3) arranged on a central shaft (5). The invention is characterized in that the impeller (3) is... |
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US20060292015 |
Bearing unit and motor and electric apparatus having bearing unit
A bearing unit, including: a shaft; a first radial bearing configured to support the shaft in a circumferential direction; a second radial bearing disposed in a spaced relationship from the first... |
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US20060285982 |
DUST-PROTECTIVE CYCLING LUBRICATING STRUCTURE OF AN ELECTRIC FAN
An dust-protective cycling lubricating structure of an electric fan is disclosed to include a hub defining a receiving chamber, a shaft rotatably mounted in the hub, an axle bearing mounted in the... |