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Match Document Document Title
8177484 Impeller of multiblade blower and method of manufacuturing the same  
An impeller of a blower is disposed with circular support plates that are made of a resin and rotate about an axis of rotation and a plurality of blades that are made of a resin. The blades are...
8177511 Blower wheel  
A blower wheel comprising a centerdisk comprising a conical portion (16), a planar portion (160) for receiving a hub (7), and an arcuate portion (15) intermediate the conical portion and an outer...
8167562 Centrifugal fan and blower having the same  
A centrifugal fan includes a plurality of blades, a first wall disposed at first axial ends of the blades, and a second wall disposed at second axial ends of the blades and having a shaft portion...
8128369 Blower impeller with partial tip blockage  
According to embodiments of the invention, an impeller includes a hub, and a plurality of radial blades for drawing the air inflow axially through the hub and delivering the drawn air radially...
8113782 Impeller structure of blower  
An impeller structure includes a hub having a central spindle, and an impeller. The impeller has a top connection ring, a bottom connection ring, a pressure-retaining ring and a plurality of blades...
8092181 Resin cross flow fan and manufacturing method thereof  
A resin cross flow fan and a method for manufacturing a resin cross flow fan are provided in which an annealing step can be omitted and the number of circular disks can be reduced, and which...
8083479 Heat dissipating fan structure of dual motor  
A heat dissipating fan structure of a dual motor includes: a base device, having a fan base, and the fan base having a fan motor; a fan, connected and rotated by the fan motor, and the fan having a...
8061993 Vertical axis turbine  
A vertical axis turbine and method of making same is disclosed. The device and method comprise a plurality of blades rotatably disposed around an axis of rotation at a plurality of blade locations,...
8057185 Forward swept centrifugal fan wheel  
A forward swept centrifugal fan wheel comprising a first endring (10), a second endring (11), a plurality of blades (12) connected between the first endring and the second endring, each blade...
7905708 Fan and impeller thereof  
A fan comprises an impeller and a motor. The impeller has a hub, a plurality of blades and a plurality of reinforced elements. The blades are disposed around the hub. At least one reinforced...
7815419 Impeller for blower and air conditioner having the same  
An impeller is provided for a blower having a blade (15), a plurality of notches (17) provided at predetermined intervals on a side edge of the blade (15), and a plurality of smooth portions (18)...
7771169 Centrifugal multiblade fan  
A plurality of curved rectangular blades are arranged in a circumferential direction on a periphery of a disc, forming a pipe-like basket shape with an opening on a front side of the disc. Rotation...
7758299 Wind turbine assembly  
A wind turbine for generating electricity is configured as a drum with a housing that has adjustable shutters to control the amount of wind reaching the turbine blades. Alternatively, the turbine...
7744350 Multiblade fan  
A multi-blade fan includes a spirally-shaped housing which has a bell-mouth orifice on one side, a sucking inlet and an exhausting outlet, an impeller which is placed in a housing and has a...
7688579 Portable electronic device incorporating thermal module  
A portable electronic device includes a casing, an electronic component disposed in the casing, and a thermal module for dissipating heat of the electronic component. The thermal module includes a...
7585154 Centrifugal fan and impeller thereof  
An impeller applied to a centrifugal fan includes a base plate, a hub and a plurality of first blades. The hub is connected to the base plate and the first blades are disposed on the base plate...
7481616 Centrifugal fan, cooling mechanism, and apparatus furnished with the cooling mechanism  
In a centrifugal fan the diameter of the impeller is rendered less than 20 mm, yet by rotating it under rotational conditions in which the centrifugal force along the impeller periphery is 10,000...
7422418 Cross flow fan  
A cross flow fan of an indoor unit of, for example, an air conditioner includes a pair of disc-shaped end plates and a plurality of fan blades attached to the end plates in a ring-shaped...
7419358 Method and device for compensation of the thermal expansion of a cellular wheel sluice rotors  
A cellular wheel sluice for the feeding of hot bulk material with stabilization of the radial play between the web ends of the cellular wheel and the wall of the housing borehole by means of the...
7387496 Fan assembly and impeller thereof  
A fan assembly and impeller thereof. The fan assembly includes a plurality of blades and a hub. The hub includes an upper surface and a center point. The blades have bottom portions arranged in a...
7210907 Centrifugal fan impeller with blades inclined relative to the axis of rotation  
The invention relates to a centrifugal fan impeller (1) having an axis of rotation (6) and comprising one or more modules (2). Each module (2) comprises a mounting disc (4), at least one connecting...
7195457 Motor-operated fan for air cushion table  
A motor-operated fan includes a housing, a motor secured in the housing, and an impeller rotatably mounted on the housing and rotated by the motor. Thus, the impeller has a plurality of blades and...
7192254 Radial fan having axial fan blade configuration  
The present invention is a radial fan having an axial fan blade configuration. The present invention comprises a hub; a first set of blades around the hub; and a second set of blades on the...
7165942 Fan impeller with integrated grease separation, especially for cooking appliance  
The disclosure relates to a fan impeller including a base plate and a plurality of fan impeller blades fixed to the plate. The fan impeller blades are positioned in an essentially vertical manner...
6945753 Smoke exhauster having improved fan device  
A smoke exhauster includes a motor attached to a housing, and a fan device attached to the motor and to be driven by the motor. The fan device including an upper plate, a lower plate having a bore,...
6942459 Modified centrifugal fan wheel  
The modified centrifugal fan wheel comprises a hollow hub and a set of blade. A hollow hub axis is disposed at the center of a hollow portion of the hollow hub. Along a top side surface of the...
6866481 Ventilator having an optimum fan structure  
A ventilator fan structure includes a disk-shaped seat, an annular plate, and a plurality of blades. Each of the blades is arranged in an oblique manner along a rotational direction of the fan...
6648936 Oil mist eliminator  
An oil mist eliminator includes an impeller rotating about its axis in one direction within a casing having an inlet and an outlet. The impeller includes a plurality of circumferentially spaced...
6556437 Ergonomic carrier for hot-swap computer components  
A fan carrier assembly for hot swap computer components such as computer fans is provided. The fan carrier assembly preferably includes a handle operable to engage a pair of latches such that when...
6416285 Process for manufacturing an impeller  
A method for producing a rotor of a fan, which has support disks and lamellae which each have a curved cross-sectional profile, is proposed. The method is distinguished by the fact that firstly the...
6402473 Centrifugal impeller with high blade camber  
A centrifugal impeller with high blade camber exhibits relatively high non-dimensional pressure and flow performance while maintaining a high operating efficiency. This invention suits itself...
6368062 Turbo fan for range hood and range hood storing turbo fan  
The spring-back state of the blade press formed from the metallic thin plate is restricted to form the blade of wing sectional shape strictly in accordance with the design. The blade is formed into...
6345956 Impeller of a blower having air-guiding ribs with geometrical configurations  
An air-guiding impeller for a blower. The impeller includes a rotary shaft adaptable for a motor, an annular frame, blades formed on the annular frame, and air-guiding ribs interconnected between...
6220818 Blower wheel assembly with steel hub, and method of making same  
The invention includes a blower wheel assembly and method characterized by a hub formed with a piece of annealed carbon steel tubing cut to an appropriate length. The tubing is formed into the hub...
6210114 Cross flow fan for air conditioner  
A cross flow fan for an air conditioner constructed to allow a plurality of horizontally and sequentially arranged blades to be partitioned, each distanced by a predetermined space, by a plurality...
6203278 Blower wheel with center disc having roughened blade engaging surface  
A centrifugal blower wheel including a center disc assembly and a blade assembly. The blade assembly includes a plurality of blades, each blade including a notch which is engaged over a peripheral...
6158954 Cross-flow fan and an air-conditioner using it  
A number of vanes 12 are disposed in a peripheral direction of a plurality of supporting disks disposed along a rotary shaft 14 at given intervals. Each vane 12 is disposed at an angular interval...
6156090 Air cleaner having vanes with a winglike cross-section between a shroud and baseplate for rotation within a housing  
An air cleaner includes a housing having an upper wall and side walls, an air filter mounted with respect to the housing, a fan including a vane-wheel having a plurality of vanes, a supporting...
6149381 Cross flow fan for air conditioner  
A cross flow fan of an air conditioner adapted to attenuate or offset high sound and low sound which are generated during operation of the cross flow fan to thereby minimize noise and to prevent...
6053700 Ducted turbine  
A turbine 400 has a central duct 410 which accelerates fluid passing through it and a blade configuration which retards the flow of fluid near the tips of the turbine. This structure results in a...
6041853 Ceiling built-in type air conditioner  
The present invention aims at obtaining a ceiling built-in type air conditioner in which noise attributable to the breakaway flow of air at the front ends of the fins is decreased. For this...
6023939 Fan and motor assembly for an air conditioner  
6007300 Centrifugal multiblade fan  
A centrifugal multiblade fan comprises a plurality of curved blades which are circularly arranged about a common rotation axis at evenly spaced intervals defining a curved air flow passage between...
5988979 Centrifugal blower wheel with an upwardly extending, smoothly contoured hub  
A centrifugal blower wheel having an indivisible prime number of peripherally spaced blades projecting upwardly from the top surface of a generally annular-shaped base plate. Each blade includes a...
5954295 Lift generation by counter-rotating line vortices  
A mechanism and method for generating lift with the Bernoulli Effect. A pair of cylindrical impellers create a pair of counter rotating forced linear vortices. Fast moving, low pressure air...
5934876 Blower wheel assembly with steel hub having cold-headed lugs, and method of making same  
A blower wheel assembly and method is characterized by a steel hub with protruding lugs that mate with a corresponding array of holes in a backplate of the assembly. The lugs are riveted or...
5870420 Cross-flow blower with braces  
A trussed cross-flow blower comprising truss elements on the inside of a cylindrically-shaped cross-flow blower element form at least three trusses which provide rigidity to the blower element....
5827046 Transverse fan, method of manufacturing the same and apparatus therefor  
A transverse fan includes a pair of end plates each having an annular shape, a plurality of blades annularly disposed between the end plates and a plurality of partition plates each having an...
5746577 Centrifugal-type blower  
An inner diameter (d2) of a centrifugal-type multiple-vane fan at a side where the motor is inserted (i.e., the insertion side) is larger than an inner diameter (d1) of the centrifugal-type...
5743712 Turbine support and energy tranformation  
Apparatus for peripherally supporting the rotor of a fluid driven turbine and for power take-off of energy by transformation of peripheral speed of the rotor to use such as to drive one or more...
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