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Rotor Shaft

Rotor Shaft-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Rotor for an electric machine
Volkswagen Aktiengesellschaft
November 30, 2017 - N°20170346371

A rotor for an electric machine is formed of a rotor shaft and a rotor body which is non-rotatably mounted on the rotor shaft. At least sections of the rotor shaft are configured as a hollow shaft. A delivery screw is non-rotatably mounted in the hollow shaft for conveying a cooling fluid in a first direction through the hollow shaft. ...
Wind turbine which can be moved in translation
Volkswagen Aktiengesellschaft
November 23, 2017 - N°20170335822

The invention is directed to a wind generator, comprising a wind turbine which is mounted so that it is rotatable about a horizontal or approximately horizontal rotational axis and which has one or more blades or other wind-guiding surfaces for converting flow energy of the wind into rotational energy, and at least one generator, coupled to the hub or shaft ...
Hollow filled turbocharger rotor shaft
Borgwarner Inc.
November 23, 2017 - N°20170335759

A turbocharger rotor shaft assembly and associated turbocharger that includes at least one turbine rotor member having a first face and an opposed second face; and a rotor shaft having a first end and an opposed second end distal from the first end, wherein the rotor shaft is connected to the at least one turbine rotor at a location proximate ...
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Rotor Shaft Patent Applications
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  • 126+ full patent PDF documents of Rotor Shaft-related inventions.
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Machine tool and machine tool unit
Franz Kessler Gmbh
November 16, 2017 - N°20170326697

A motor-driven machine tool unit having a stator unit and at least one rotor unit having a rotor shaft that is rotatable about an axis of rotation. The rotor unit includes at least one first bearing unit arranged in the end region of a tool and/or workpiece receptacle, and a second bearing unit arranged at the opposite end region ...
Hybrid rotor module cooling
Borgwarner Inc.
November 09, 2017 - N°20170324290

An electric machine including a housing, and a stator mounted to the housing. The stator includes a plurality of laminations, a first end turn and a second end turn. A rotor shaft extends through the housing. A hybrid rotor module is coupled to the rotor shaft. The hybrid rotor module includes a clutch basket having a rotor carrier. The clutch ...
Liquid injection apparatus and compressor assembly having the same
General Electric Company
November 09, 2017 - N°20170321700

A liquid injection apparatus for use with a compressor having a rotor shaft and a casing part is provided. The liquid injection apparatus includes at least one conduit and at least one nozzle coupled to the conduit(s). The liquid injection apparatus is panel-shaped and has a first panel segment, a second panel segment, and at least one of: a ...
Rotor Shaft Patent Pack
Download 126+ patent application PDFs
Rotor Shaft Patent Applications
Download 126+ Rotor Shaft-related PDFs
For professional research & prior art discovery
inventor
  • 126+ full patent PDF documents of Rotor Shaft-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Small scale reaction wheel assemblies
General Electric Company
November 02, 2017 - N°20170313445

Reaction wheel assemblies having relatively compact and lightweight form factors (referred to as “small scale” rwas) are disclosed. Such small scale rwas are well-suited for deployment onboard relatively small satellites, but are not restricted to usage within any particular device or platform. In one embodiment, the small scale rwa includes a primary support platform to which ...
Rotor of rotary electric machine
Toyota Jidosha Kabushiki Kaisha
October 26, 2017 - N°20170310179

In a rotor core (12) of a rotor (10), a core interior refrigerant path is formed. The core interior refrigerant path includes a first refrigerant path (22) formed for every magnetic pole and extending along each q axis from the outer circumferential end of the rotor core (12) toward the inner circumference of the rotor core (12); a second refrigerant path (24) formed for every other ...
Ultra high pressure pump with an alternating rotation to linear displacement drive mechanism
Techni Waterjet Pty Ltd
October 26, 2017 - N°20170306938

A high pressure pump including a linear actuator having a servo motor to axially rotate a hollow rotor shaft in alternating directions, the servo motor having a stator positioned co-axially around the hollow rotor shaft with an interior of the rotor shaft being co-axially coupled to a drive member to convert axial rotation into reciprocal displacement, the drive member being ...
Permanent magnet motor control for electric subsea pump
Techni Waterjet Pty Ltd
October 19, 2017 - N°20170302202

A method includes monitoring electrical output in an open control loop from a variable speed drive to a remote permanent magnet motor, the variable speed drive electrically connected to the permanent magnet motor via a power transmission line. The method includes, in response to detecting a variation in the electrical output at the variable speed drive, synchronizing a frequency of ...
Self-powered generator
Techni Waterjet Pty Ltd
October 19, 2017 - N°20170302148

A self-powered generator disclosed here includes a stator member, a rotor member, a direct current motor, and an alternating current motor. The rotor member is configured to rotate within the stator member, and the direct current motor is coupled to a rotor shaft of the rotor member, where the direct current motor is configured to rotate the rotor member within ...
Permanent magnet rotor and permanent magnet synchronous rotating electrical machine
Techni Waterjet Pty Ltd
October 19, 2017 - N°20170302117

A permanent magnet synchronous rotating electrical machine (100) has: a rotor shaft (11) extending axially; a rotor core (12) in which flux barriers that spread toward the rotation axis center and in a circumferential direction in such a way as to form a convex curved surface and extend axially in each circumferential angle region, and the flat plate-shaped space that is located at ...
Spinning rotor shaft, bearing arrangement for the active magnetic support of such a spinning rotor ...
Techni Waterjet Pty Ltd
October 19, 2017 - N°20170298985

A bearing arrangement (100) for a spinning rotor shaft (200) of an open-end spinning device, a spinning rotor shaft (200) for such a bearing arrangement (100) and a spinning rotor drive device comprising such a bearing arrangement (100) and such a spinning rotor shaft (200). The bearing arrangement (100) comprises at least one active magnetic radial bearing (110) for the spinning rotor shaft (200) which can be influenced by ...
Rotor Shaft Patent Pack
Download 126+ patent application PDFs
Rotor Shaft Patent Applications
Download 126+ Rotor Shaft-related PDFs
For professional research & prior art discovery
inventor
  • 126+ full patent PDF documents of Rotor Shaft-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Integrated main rotor hub and shaft
Techni Waterjet Pty Ltd
October 19, 2017 - N°20170297688

A main rotor system for a rotary wing aircraft is provided including a lower rotor hub to which lower rotor blades are attachable. The lower rotor hub rotates about an axis in a first direction. A hollow rotor shaft extends through the lower rotor hub. The first end of the rotor shaft couples to a component of the rotary wing ...
Brushless motor for a power tool
Black & Decker Inc.
October 12, 2017 - N°20170294819

A brushless motor includes a stator assembly including a generally-cylindrical stator body having a center bore, teeth extending from the stator body towards the center bore and defining slots in between, and windings wound around the teeth; and a rotor assembly rotatably received within the center bore and includes a rotor shaft and a generally-cylindrical rotor body. The motor further ...
Dynamic fluid seal
Prippell Technologies, Llc
October 12, 2017 - N°20170292612

A low drag fluid seal. The fluid seal includes a rigid lip separated from the rotor shaft by a gap, the gap being sufficient narrow, radially, to prevent liquid from seeping through the gap at an unacceptable rate, but sufficiently wide, radially, to avoid unacceptably high viscous drag. Fluid that seeps through the gap accumulates in a recovery cavity and ...
Air bypass system for rotor shaft cooling
General Electric Company
October 12, 2017 - N°20170292455

An air bypass system for a gas turbine engine includes a nozzle for a gas turbine engine. The air bypass system includes the nozzle having an inner band, an outer band, and an airfoil extending between the inner band and the outer band. The airfoil defines an internal passage. A diaphragm includes an inner wall, a first rail, and a ...
Bearing structure of turbocharger
Otics Corporation
October 12, 2017 - N°20170292405

A bearing structure of a turbocharger includes a rotor shaft, two angular ball bearings, a retainer, a housing, and an oil film damper. Each of the angular ball bearings includes an inner ring and an outer ring that are supported in relatively rotatable manner. The rotor shaft is inserted into the inner ring. The retainer holds the outer ring. The ...
Electric motor
Johnson Electric S.a.
October 05, 2017 - N°20170288491

An electric motor includes a rotor with a rotor shaft mounted in at least one bearing bush of a friction bearing, a stator which surrounds the rotor, and at least one circular bearing plate which, relative to the rotor shaft, is mounted on the rotor shaft for co-rotation. An inner contour of the bearing plate surrounds a circumference of the ...
Drive unit with an electromotive power unit and a transmission
Schaeffler Technologies Ag & Co. Kg
October 05, 2017 - N°20170284533

A drive unit includes a housing having first and second chambers. An electromotive drive is disposed in the first chamber and including a hollow rotor shaft. A transmission is disposed in the second chamber and includes an output shaft extending through the rotor shaft such that a gap is formed. The transmission further includes a gearing arrangement that operably couples ...
Turbine rotor assembly, turbine, and rotor blade
Mitsubishi Hitachi Power Systems, Ltd.
October 05, 2017 - N°20170284209

A turbine rotor assembly includes a rotor shaft and rotor blades. The rotor shaft includes two protrusions, two bearing surfaces, two first facing surfaces, and two second facing surfaces positioned on the outer side of the first facing surfaces. The blade root section of each of the rotor blades includes two contact surfaces which are contactable with the two bearing ...
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