Matches 1 - 50 out of 137 1 2 3 >
Match Document Document Title
7503746 Fan of heat sink  
A fan of a heat sink comprising a hub, a plurality of ribs and a set of blades is provided. A distal end of the ribs is connected to circular sidewall of the hub and the set of blades are connected...
7500830 System and method for pulverizing and extracting moisture  
A venturi receives incoming material through an inlet tube and subjects the material to pulverization. The material, as it undergoes pulverization, is further subject to moisture extraction and...
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...
7399161 Centrifugal fan  
A centrifugal fan includes a hub and an impeller. The impeller is composed of a plurality of blades mounted around an outer circumference of the hub. The paraxial side of the blade forms a backward...
7364411 Fan impeller and fan motor  
Small, high-performance centrifugal fan for cooling portable electronic devices. The centrifugal fan motor employs a cantilever-type impeller constituted by an impeller blade unit that includes a...
7351031 Centrifugal blower  
A centrifugal blower includes a housing, an impeller, and a guiding cover. The housing includes a compartment delimited by an annular wall. A radial air inlet is defined in the annular wall and...
7329100 Centrifugal fan impeller  
An impeller of a centrifugal fan, the impeller used in the centrifugal fan having a casing and the impeller rotatably mounted in the casing. The impeller includes a hub connecting a number of...
7311494 Fan and scroll design for high efficiency and low noise  
A centrifugal fan assembly including a housing having a lower surface and a parallel inlet wall that defines an inlet opening. A shaft is supported by the housing for rotating about an axis. A...
7281897 Multi-blade centrifugal blower  
Each of blades of a multi-blade centrifugal blower is provided with a taper portion, which is arranged at an inside periphery at least at the side of one rotation-shaft-direction end of the blade...
7264446 Centrifugal-fan impeller, and method of its manufacture  
A tiny-diameter, lengthwise extensive impeller utilized in an ultra-small centrifugal fan is molded by an injection molding operation. In order to avert difficulties attendant on injection-molding...
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...
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...
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...
6921330 Front chaffer and cleaning fan  
A cleaning shoe of an agricultural combine is provided with a front chaffer located upstream from the main chaffer. The front chaffer has a closed upstream portion and an open downstream portion....
6893220 Centrifugal fan  
A centrifugal blower impeller includes a central hub and a plurality of impeller blades. The central hub includes a conical section and an outer edge. The conical section is centered with respect...
6883411 Impeller for rotary slicing machine  
An improved impeller for use in a rotary food slicing machine comprising a rear base plate and at least one forward ring secured in axial spaced parallel relation relative to the rear base plate...
6786697 Turbine  
A fluid turbine for extraction of power from a moving fluid, and that is particularly suitable for use as a wind turbine. The fluid turbine includes, for example, a rotor mounted to a support...
6769876 Centrifugal ventilator fan  
A centrifugal ventilator fan, which has improved fan performance and lower noise. A first outlet angle, on an upstream end of the fan, is less than a second outlet angle. Additionally, the first...
6755617 Method for the early detection of aerodynamic instabilities in a turbomachine compressor  
A method for the early detection of aerodynamic instability in a turbomachine compressor is described which involves collecting and normalizing signals from sensors distributed uniformly around the...
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...
6634855 Impeller and fan incorporating same  
An impeller having an axis about which the impeller is rotatable in a working direction of rotation A, with a plurality of aerofoil blades spaced from and arranged about the axis; the inwardly...
6609893 Impeller wheel with an improved connection between the center plate and the fan blades  
An impeller wheel includes a hub, a center plate affixed to and extending radially outwardly from the hub, and a plurality of fan blades connected to the center plate. The connection between the...
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...
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...
6318964 Complex cooling fan with increased cooling capacity  
A complex cooling fan includes an upper fan including an upper fan and a lower fan, the upper fan including a first cylindrical body, a plurality of first blades extending outwardly from the...
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...
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...
6135716 Runner for Francis-type hydraulic turbine  
Disclosed is a runner for a Francis-type hydraulic turbine, comprising a ring, a hub, and a number of blades all having a curved shape and being attached to the ring and hub. Each blade has an...
6095752 Centrifugal blower impeller, especially for a heating and ventilating, and/or air conditioning, system for a motor vehicle  
A centrifugal blower impeller for a vehicle heating and ventilation system has a central hub, a peripheral crown having a set of vanes for drawing the air axially through the crown, to deliver the...
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...
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...
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 (d 2 ) 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 (d 1 ) 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...
5735686 Combustion blower shaft leakage relief  
A method of operating a pre-mix power burner assembly. The method comprises the steps of: using a fan to supply and control combustion; mixing fuel gas and primary air together; introducing the...
5673747 Rear air-conditioning unit for use in vehicle  
A blower means is provided by a cross flow fan 4 in which a plurality of axially extending blades 13 are arranged in rows in a circumferential direction and connected axially with connecting plates...
5611667 Transverse fan  
A transverse fan in which a plurality of blades are disposed between disk- or ring-shaped end plates in a circumferential arrangement at fixed mounting pitches in a ring-shaped configuration....
5599162 Transverse blower fan assembly  
A transverse fan assembly including a fan rotatably disposed in an air plenum for driving air through an inlet opening and forcing air from an outlet opening defined by the air plenum. The fan...
5591004 Turbine support and energy transformation  
A support 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...
5577882 Unidirectional reaction turbine operable under reversible fluid flow  
A reaction turbine capable of providing unidirectional rotation under a reversible fluid flow is disclosed. The turbine comprises inflow and outflow fluid channels, a turbine chamber, and a working...
Matches 1 - 50 out of 137 1 2 3 >