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Impeller patents



      

This page is updated frequently with new Impeller-related patent applications.




Date/App# patent app List of recent Impeller-related patents
05/19/16
20160138692 
 Power transfer device patent thumbnailnew patent Power transfer device
A front support includes a second boss portion which extends toward a chain drive mechanism and to which a stator shaft is fixed. The second boss portion is inserted into a tubular portion of an impeller hub through a drive sprocket.
Aisin Aw Co., Ltd.


05/12/16
20160131238 
 Method of forming a torque converter impeller including machining a weld root patent thumbnailMethod of forming a torque converter impeller including machining a weld root
A method of forming an impeller for a torque converter is provided. The method includes providing an impeller shell including a back axial surface for facing away from an interior of the torque converter, providing an impeller hub including an outer circumferential surface and forming a weld joining the impeller shell and the impeller hub.
Schaeffler Technologies Gmbh & Co. Kg


04/07/16
20160097297 
 Compressor and turbocharger patent thumbnailCompressor and turbocharger
A compressor comprising a housing having an axial intake and an annular outlet volute, an impeller mounted for rotation about a shaft axis, the impeller having a plurality of blades, an annular diffuser passage surrounding the impeller extending from a diffuser inlet to a diffuser outlet, the impeller hub being mounted in an annular impeller recess in a first wall member of the diffuser, wherein an annular diffuser recess is provided in the first wall member extending radially outwardly from a first end to a second end, the first end being located at a radially outer end of the impeller recess, the second end being located axially inboard of the first end of the diffuser recess and wherein the depth of the diffuser recess at the first end of the diffuser recess is at least 30% of the maximum depth of the impeller recess.. .
Cummins Ltd.


11/12/15
20150322952 
 Wet gas compressor and method patent thumbnailWet gas compressor and method
A centrifugal compressor for processing a wet gas. The centrifugal compressor includes: a casing; and least one compressor stage comprising at least one impeller rotatingly arranged in the casing and provided with an impeller hub and a plurality of impeller blades, each impeller blade having a suction side and a pressure side.
Nuovo Pignone Srl


10/15/15
20150292519 
 Centrifugal pump in particular for waste water or polluted water patent thumbnailCentrifugal pump in particular for waste water or polluted water
The invention relates to a centrifugal pump, in particular a waste water submersible pump having an impeller (1), of which the end face facing the pump intake opening is open and only the end face of the impeller facing away from the intake opening (8) is covered by a circular coaxial impeller hub (2), on which the curved vanes (3, 4) are fastened, and in particular moulded on, wherein the base plate (7) having the intake opening (8) facing the impeller (1) or at least one segment (7a) of the base plate is mounted so as to be movable against spring pressure (20) in such a way that the distance thereof from the impeller (1) and thus from the impeller vanes (3, 4) changes.. .

09/17/15
20150260198 
 Method to reduce entrance losses to increase fan inlet flow and reduce acoustic noise patent thumbnailMethod to reduce entrance losses to increase fan inlet flow and reduce acoustic noise
A cooling system for optimizing fan air flow performance without compromising acoustic performance is disclosed. At least three fan feature embodiments are disclosed: (1) sloped fan blades, (2) sloped impeller hubs, and (3) inlet flow guidance features.
Apple Inc.


04/16/15
20150104318 
 Turbine rotor for an exhaust-gas turbine and  producing the turbine rotor patent thumbnailTurbine rotor for an exhaust-gas turbine and producing the turbine rotor
A turbine rotor as a turbine impeller made of a high-temperature-resistant metal alloy and a rotor shaft made of steel. The impeller hub and the rotor shaft end are connected together in a metallurgically bonded manner by way of a brazed connection.
Continental Automotive Gmbh


03/12/15
20150071789 
 Torque converter impeller including impeller shell having thinned section patent thumbnailTorque converter impeller including impeller shell having thinned section
An impeller for a torque converter is provided. The impeller includes an impeller shell including an inner circumference, an outer circumference and a radial extension extending radially outward from the inner circumference.
Schaeffler Technologies Gmbh & Co. Kg


12/18/14
20140369823 
 Centrifugal compressor patent thumbnailCentrifugal compressor
A centrifugal compressor for which θ−α>0° and 0°<θ<34°, when the angle formed by a diffuser inlet hub-side line (5a) and the radial direction at a point b in the meridian plane is θ, and the angle formed by a tangent line (3b) and the radial direction at a point a of an impeller hub-side line (3a) nearest the inlet of the diffuser (5) is α. Thus, skewing of the velocity distribution of a gas within the diffuser of the centrifugal compressor is eliminated..
Mitsubishi Heavy Industries Compressor Corporation


11/20/14
20140339042 
 Torque converter patent thumbnailTorque converter
A torque converter includes a front cover, an impeller, a turbine and a stator. The impeller includes an impeller shell coupled to the front cover, a plurality of impeller blades disposed inside the impeller shell, and an impeller hub.

08/28/14
20140241898 

Autogenously welded impeller of a torque converter


A torque converter impeller is provided. The torque converter impeller includes an impeller shell and an impeller hub.

06/26/14
20140178190 

Multiphase pumping system


A centrifugal pump has a gas accumulation reduction system to reduce the risk of gas locking caused by the accumulation of gas at the inlet of the impeller. The gas accumulation reduction system includes: (i) one or more diffuser ports extending through the hub of a diffuser; and (ii) one or more recirculation passages extending through the hub of an impeller.

10/03/13
20130255242 

Impeller with associated wear member


An impeller for a torque converter includes a rotating housing portion, a blade portion configured to create fluid flow for pumping fluid to a turbine of the torque converter, and an impeller hub portion configured to couple the impeller to the torque converter and rotate about an output shaft of the torque converter. The impeller hub portion defines an inner surface having an annular recess, and at least one inlet passage and at least one outlet passage to provide flow paths for fluid entering and exiting the impeller.





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This listing is a sample listing of patent applications related to Impeller for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Impeller with additional patents listed. Browse our RSS directory or Search for other possible listings.


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