Matches 1 - 50 out of 98 1 2 >


Match Document Document Title
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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;...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...

Matches 1 - 50 out of 98 1 2 >