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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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US20150030474 |
AXIAL FLOW FAN
An axial flow fan of the present invention includes: an impeller having a hub and vanes disposed at equal intervals on an outer peripheral portion of the hub; a rotor shaft located at the center... |
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US20150043159 |
FAN
A blower fan according to a preferred embodiment of the present invention is a centrifugal fan. At least a portion of each of a plurality of blades of an impeller portion is arranged above a... |
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US20130323093 |
MOTOR AND FAN
A base plate of a motor includes an inner bottom plate portion and an elevated portion. A land portion is arranged on an upper surface of a portion of a circuit board which overlaps with the inner... |
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US20140086762 |
Centrifugal Fan
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... |
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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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US20120171057 |
Series-Connected Fan Unit
A series-connected fan unit includes a first fan frame, a second fan frame, a first motor, a second motor and two impellers. The first fan frame has a first base and a first positioning member... |
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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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US20140010681 |
Blower Fan
A blower fan includes a fan frame, a motor, an impeller and a shield. The fan frame includes a base plate portion, a cover plate portion, and a lateral wall portion arranged between the base plate... |
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US20150044076 |
FAN
A fan includes a motor, an impeller and a heat-dissipating structure. The motor includes a stator magnet assembly, a frame, a first circuit board, and a cover. The frame supports the stator magnet... |
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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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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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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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US20130039783 |
EXTERNAL ROTOR MOTOR WITH INTEGRATED BEARING HOUSING AND BOX FOR CONTROL ELECTRONICS
A fan has an electronically commutated external-rotor motor serving to drive it. The motor has an internal stator (20) having a stator lamination stack (64) and a winding arrangement (66; 164,... |
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US20150064029 |
AXIAL FLOW FAN MOTOR
An axial flow fan motor 100 comprises: a casing outer frame 61; an impeller 10; a rotor shaft 20 as a rotation axis at a center of the impeller 10; a bearing housing 30 in an inside of a rotor... |
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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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US20140010682 |
CENTRIFUGAL FAN
A centrifugal fan includes an impeller and a motor which rotates the impeller. The impeller includes an upper shroud, a lower shroud, and blades arranged therebetween. A rotor of the motor is... |
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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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US20140093405 |
COMBINED AXLE STRUCTURE OF A STATOR ASSEMBLY FOR A RADIATOR FAN
A combined axle structure of a stator assembly for a radiator fan, the radiator fan having a pedestal, a stator assembly a rotor blade unit and a reverse axle. the combined axle structure includes... |
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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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US20110097221 |
Motor and Heating Dissipating Fan Including Motor
A motor includes a balancing member having a surface. The surface has a shaft coupling portion and a magnetically conductive portion. A stator is coupled to the balancing member. A rotor includes... |
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US20140205476 |
ELECTRIC FAN
An electric fan is provided, including a labyrinth structure with increased performance of preventing entry of a liquid into a receiving space to receive a stator and a rotor. A clearance is... |
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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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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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US20070207044 |
FAN AND METHOD FOR MANUFACTURING THE SAME
A fan includes a shaft, a hollow, approximately cylindrical rotor yoke that rotates around the shaft as a rotation axis and is open toward one of its axial ends, a rotor magnet secured to an inner... |
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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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US20080063542 |
FAN FOR GENERATING AIR FLOW
A fan for generating an air flow by rotating an impeller with a motor is provided. A cylindrical outer side surface of a rotor of the motor is press-fitted to an inner side surface of the impeller... |
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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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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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US20060280623 |
Fan and rotor thereof
A fan includes a frame, a stator and a rotor. The stator is disposed in the frame, and the rotor is disposed in the frame and coupled with the stator. The rotor includes a connecting element, an... |
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US20140186198 |
AXIAL FAN
There is provided with an axial fan comprising an impeller having a plurality of vanes; a motor rotating the impeller; a casing housing the impeller and the motor; a motor base mounting the motor;... |
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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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US20140248165 |
PROTECTION STRUCTURE AND A FAN THEREOF
A fan includes a fan frame, a rotor, a stator module and a protection structure. The fan frame has a base seat and the stator module is disposed on the base seat. The stator module includes a... |
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US20140248164 |
STATOR MODULE WITH PROTECTION STRUCTURE AND A FAN THEREOF
A fan includes a fan frame, a rotor, a stator module and a protection structure. The fan frame has a base seat and the stator module is disposed on the base seat. The stator module includes a... |
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US20100329901 |
Stator Device, Motor Constructed Thereby, and Heat-Dissipating Fan Including The Stator Device
A stator device includes a base having a shaft tube receiving a bearing. The shaft tube includes a top end having at least one groove. A stator unit is mounted around an outer periphery of the... |
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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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US20150240835 |
THIN FAN WITH AXIAL AIRGAP
A thin fan with an axial airgap includes a base having a bottom plate, a circuit unit, a stator set, and a rotor set. The stator set includes at least one winding part, plural induced magnets... |
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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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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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US20090290998 |
ROTOR YOKE AND BALANCE ADJUSTING METHOD THEREOF
A rotor yoke includes a substantially flat or annular flat cover portion coaxial or substantially coaxial with a rotational axis and a substantially cylindrical side wall portion extending from an... |
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US20140219834 |
BLOWER FAN
A lower plate includes a lower air inlet arranged radially outward of a bearing portion. In a plan view, a plane is divided into four regions by a first straight line which is parallel to an air... |
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US20100098561 |
Small Sized Heat Dissipating Fan
A small sized heat dissipating fan comprises a housing, a stator and a rotor. The housing includes a carrying base to hold the stator and rotor. The stator includes a magnetizing member having 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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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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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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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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US20090047148 |
Fan and bearing bracket thereof
A bearing bracket including a metal base and a bushing is provided. The metal base has an opening at its central portion. The bushing of the bearing bracket is made of plastic. The bushing... |
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US20150159672 |
THINNED HEAT DISSIPATION FAN WITH CORE REVERSELY INSTALLED
A thinned heat dissipation fan with core reversely installed includes: a base including a bottom plate and a lateral wall formed at the periphery of the bottom plate; a circuit unit disposed on... |
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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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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... |