Patents Assigned to REGAL BELOIT AUSTRALIA PTY LTD.
-
Patent number: 11984763Abstract: A permanent magnet rotor core includes a plurality of rotor poles circumferentially-spaced about a central axis and including a first rotor pole and an adjacent second rotor pole that each include an outer wall, and wherein the rotor core includes a rotor diameter. The rotor core also includes a plurality of radial apertures alternately-spaced with the plurality of rotor poles. The rotor core also includes a first protrusion extending from the first rotor pole into a first radial aperture of the plurality of radial apertures positioned between the first rotor pole and the second rotor pole. The rotor core further includes a second protrusion extending from the second rotor pole into the first radial aperture such that a circumferential opening is defined between the first protrusion and the second protrusion. The opening extends a first length of between approximately 0.052% and approximately 0.058% of the rotor diameter.Type: GrantFiled: March 12, 2020Date of Patent: May 14, 2024Assignees: Regal Beloit America, Inc., Regal Beloit Australia Pty LtdInventors: Mark Thiele, Greg Heins, Subhash Brahmavar, Steve Long, Lester Benjamin Manz, Kerry Shelton
-
Patent number: 11293444Abstract: A pump assembly includes a pump housing having a fluid inlet, a fluid outlet, and a fluid channel defined therebetween. The pump assembly also includes an impeller positioned within the fluid channel and configured to channel a fluid between the fluid inlet and the fluid outlet. The pump assembly also includes a motor assembly having a shaft coupled to the rear plate, wherein the shaft defines a first fluid cavity coupled in flow communication with an opening in the rear plate to enable fluid flow into the shaft. The motor assembly also includes a motor housing having a back plate positioned relative to the impeller rear plate to define a second fluid cavity therebetween. The motor assembly further includes a stator assembly coupled to the back plate and positioned opposite the second fluid cavity such that the fluid facilitates cooling the stator assembly.Type: GrantFiled: June 12, 2019Date of Patent: April 5, 2022Assignees: REGAL BELOIT AMERICA, INC., REGAL BELOIT AUSTRALIA PTY LTD.Inventors: Jason Jon Kreidler, Samuel Augustin Dieckhaus, Alexander Julian Baer
-
Patent number: 11085450Abstract: A pump includes a housing including a first portion thereof defining opposed parallel spaced apart internal and exterior generally planar surfaces. The pump also includes a first impeller rotatably secured to the housing and positioned within the housing. The pump also includes a first axial flux motor connected to the first impeller and at least partially positioned within the housing. The first axial flux motor includes a first motor rotor fixedly secured to the first impeller. The first motor rotor has a generally planar surface thereof positioned adjacent to and parallel to the internal generally planar surface of the first portion of the housing. The first axial flux motor includes a first motor stator fixedly secured to the housing. The first motor stator has a generally planar surface thereof positioned adjacent to and parallel to the external generally planar surface of the first portion of the housing.Type: GrantFiled: August 29, 2018Date of Patent: August 10, 2021Assignees: REGAL BELOIT AMERICA, INC., REGAL BELOIT AUSTRALIA PTY. LTD.Inventors: Mohamad Khalil Dahouk, Jason Jon Kreidler, Bruce Cole, Norman Carl Golm, Jr., Lester Benjamin Manz, Gregory Gross, Michael Allen Marks, John Sheldon Wagley, Yilcan Guzelgunler, Greg Heins, Matthew J. Turner
-
Patent number: 11025111Abstract: A rotor for connection to a stationary member for use in an electric machine is provided. The rotor includes a body defining a center of rotation of the body. The body further defines a first surface extending in a direction generally perpendicular to the center of rotation. The rotor also includes a magnet connected to the body and an adhesive. The adhesive is positioned between the magnet and the body. The adhesive is adapted to assist in securing the magnet to the body. The first surface of the body is adapted to permit removal of material from the body and to assist in balancing the rotor.Type: GrantFiled: March 1, 2017Date of Patent: June 1, 2021Assignee: REGAL BELOIT AUSTRALIA PTY LTDInventors: Matthew Turner, Greg Heins, Chen Bin
-
Patent number: 11018565Abstract: A stator assembly for use in an axial flux electric motor includes at least one tooth tip and at least one stator tooth coupled to the at least one tooth tip, wherein the at least one stator tooth includes an insertable portion. The stator assembly also includes at least one stator base including at least one receiving slot configured to receive the insertable portion to form a mechanical joint between the at least one stator base and the at least one stator tooth.Type: GrantFiled: May 15, 2018Date of Patent: May 25, 2021Assignees: REGAL BELOIT AMERICA, INC., REGAL BELOIT AUSTRALIA PTY LTD.Inventors: Steve Wilfred Post, Greg Heins, Jason Jon Kreidler
-
Patent number: 10958135Abstract: A motor has an axis of rotation and includes a housing, a first shaft coupled to the housing, and a second shaft coupled to the first shaft. The motor further includes a stator, a rotor coupled to the first shaft, a gearbox, and a bearing assembly coupled to the rotor. The stator includes an outer circumferential surface and an inner circumferential surface. The inner circumferential surface defines a stator bore around the axis of rotation. The rotor includes a first arm and a second arm. The first arm is configured to extend axially along the axis of rotation and within the stator bore, and the second arm is configured to extend radially from the axis of rotation. The first arm and the bearing assembly are positioned within the stator bore, and the second arm is positioned entirely outside of the stator bore.Type: GrantFiled: December 4, 2018Date of Patent: March 23, 2021Assignees: Hub City, Inc., Regal Beloit America, Inc., Regal Beloit Australia Pty Ltd.Inventors: Larry Gene Anderson, Wesley Kenneth Anderson, Charles Richard Langford
-
Patent number: 10865794Abstract: An electric motor assembly for pumping a fluid through a fluid cavity includes a stator assembly including a plurality of conduction coils configured to transmit heat energy to the fluid within the fluid cavity and a rotor assembly positioned adjacent the stator assembly to define an axial gap therebetween. The stator assembly is configured to impart a first axial force on the rotor assembly. The electric motor assembly also includes an impeller directly coupled to the rotor assembly opposite the stator assembly such that the rotor assembly and the impeller are configured to rotate about an axis. A fluid channeled by the impeller imparts a second axial force on the impeller. The rotor assembly and the impeller are configured to be submerged in the fluid within the fluid cavity.Type: GrantFiled: January 27, 2017Date of Patent: December 15, 2020Assignees: REGAL BELOIT AUSTRALIA PTY LTD, REGAL BELOIT AMERICA, INC.Inventors: Matthew J. Turner, Greg Heins, Mark Thiele, Jason Jon Kreidler
-
Patent number: 10830252Abstract: An electric motor assembly for pumping a fluid through a fluid cavity includes a stator assembly including a plurality of conduction coils configured to transmit heat energy to the fluid within the fluid cavity. The electric motor assembly also includes a rotor assembly positioned adjacent the stator assembly to define an axial gap therebetween. The electric motor assembly also includes an impeller directly coupled to the rotor assembly opposite the stator assembly such that the rotor assembly and the impeller are configured to rotate about an axis. The rotor assembly and the impeller are configured to be submerged in the fluid within the fluid cavity.Type: GrantFiled: January 27, 2017Date of Patent: November 10, 2020Assignees: REGAL BELOIT AUSTRALIA PTY LTD, REGAL BELOIT AMERICA, INC.Inventors: Matthew J. Turner, Greg Heins, Mark Thiele, Jason Jon Kreidler
-
Patent number: 10770940Abstract: A rotor module for an axial flux electric machine includes a back iron segment configured for attachment to a rotor base and a plurality of permanent magnets attached to the back iron segment. The back iron segment has a length less than a circumference of the rotor base. Each permanent magnet attached to the back iron segment has an opposite magnetic pole orientation from each adjacent permanent magnet attached to the back iron segment. A plurality of rotor modules is coupled to the rotor base to form a rotor for the axial flux electric machine.Type: GrantFiled: January 31, 2017Date of Patent: September 8, 2020Assignee: Regal Beloit Australia Pty Ltd.Inventors: Mark Thiele, Greg Heins, Matthew J. Turner, Dean James Patterson
-
Patent number: 10731653Abstract: An electric motor assembly includes a bearing assembly including a rotating component and at least one stationary component. The electric motor assembly also includes an impeller coupled to the rotating component. The impeller includes an inlet and an outlet and is configured to direct a fluid between the inlet and the outlet. The electric motor assembly also includes a rotor assembly directly coupled to the impeller. A fluid flow channel is defined between the rotating component and the at least one stationary component. The flow channel includes a first end proximate the impeller outlet and a second end proximate the impeller inlet.Type: GrantFiled: January 27, 2017Date of Patent: August 4, 2020Assignees: REGAL BELOIT AUSTRALIA PTY LTD, REGAL BELOIT AMERICA, INC.Inventors: Matthew J. Turner, Greg Heins, Mark Thiele, Jason Jon Kreidler
-
Patent number: 10605245Abstract: An electric motor assembly includes a stator assembly and a rotor assembly positioned adjacent the stator assembly to define an axial gap therebetween. The stator assembly is configured to induce a first axial force on the rotor assembly. The electric motor assembly also includes an impeller directly coupled to the rotor assembly opposite the stator assembly such that the rotor assembly and the impeller are configured to rotate about an axis. A fluid channeled by the impeller induces a second axial force on the impeller. The electric motor assembly further includes a hydrodynamic bearing assembly including a rotating member coupled to the rotor assembly and stationary member at least partially circumscribing the rotating member such that rotation of the rotating member with respect to the stationary member is configured to induce a third axial force on the rotor assembly.Type: GrantFiled: September 14, 2017Date of Patent: March 31, 2020Assignees: REGAL BELOIT AMERICA, INC., REGAL BELOIT AUSTRALIA PTY LTDInventors: Samuel Augustin Dieckhaus, Teng Wu, Matthew J. Turner, Jason Jon Kreidler
-
Patent number: 10584739Abstract: A hydrodynamic bearing assembly includes a first stationary component, a shaft coupled to the first stationary component, and a second stationary component coupled to the shaft opposite the first stationary component. The hydrodynamic bearing assembly also includes a rotating component coupled to the shaft between the first stationary component and the second stationary component. The rotating component includes a first end surface including a first diameter and an opposing second end surface including a second diameter that is greater than the first diameter.Type: GrantFiled: January 27, 2017Date of Patent: March 10, 2020Assignees: REGAL BELOIT AUSTRALIA PTY LTD, REGAL BELOIT AMERICA, INC.Inventors: Matthew J. Turner, Greg Heins, Mark Thiele, Jason Jon Kreidler
-
Patent number: 10541591Abstract: A stator for an axial flux machine includes a back iron, a plurality of stator teeth extending from the back iron, and a plurality of tooth tips attached to the stator teeth. The back iron and the stator teeth include a first material. Each stator tooth has a first end proximate the back iron and a second end. Each tooth tip is attached to the second end of a different stator tooth. The tooth tips include a second material different than the first material.Type: GrantFiled: January 31, 2017Date of Patent: January 21, 2020Assignee: REGAL BELOIT AUSTRALIA PTY, LTD.Inventors: Dean James Patterson, Mark Thiele, Greg Heins, Matthew J. Turner
-
Patent number: 10447102Abstract: An electric machine comprising a permanent magnet rotor assembly is provided. The electric machine comprises a permanent magnet rotor assembly comprising a plurality of permanent magnets coupled to a rotor disk and a plurality of magnet shims coupled to the plurality of permanent magnets opposite the rotor disk. Each magnet shim of the plurality of magnet shims has a substantially complementary shape as a respective permanent magnet of the plurality of permanent magnets. The electric machine further comprises a stator core comprising a plurality of stator teeth that define a plurality of slots therebetween. At least one of the plurality of magnet shims is configured to direct magnetic flux from at least one of the plurality of permanent magnets to at least one stator tooth of the plurality of stator teeth.Type: GrantFiled: March 15, 2013Date of Patent: October 15, 2019Assignee: Regal Beloit Australia Pty. Ltd.Inventors: Dean James Patterson, Rafal Pawel Rohoza, Steven Peter Camilleri, Matthew Turner, Charles Richard Langford
-
Patent number: 10418889Abstract: A stator module pack for an axial flux electric machine is provided. The stator module pack includes a housing for attachment to a stator base and a plurality of stator modules attached to the housing. Each stator module includes a core having at least one winding disposed thereon. A plurality of stator module packs is coupled to a stator base to form a stator of the axial flux electric machine.Type: GrantFiled: January 31, 2017Date of Patent: September 17, 2019Assignee: Regal Beloit Australia Pty Ltd.Inventors: Mark Thiele, Greg Heins, Matthew J. Turner, Hani Chahine
-
Patent number: 10320268Abstract: A stator module pack for an axial flux electric machine includes a housing for attachment to a stator base, a plurality of stator modules attached to the housing, and a drive unit attached to the housing. Each stator module includes a core having at least one winding disposed thereon. The drive unit is electrically connected to at least one stator module. A plurality of stator module packs and a plurality of drive units are coupled to the stator base to form a stator of the axial flux electric machine.Type: GrantFiled: January 31, 2017Date of Patent: June 11, 2019Assignee: REGAL BELOIT AUSTRALIA PTY LTDInventors: Hani Chahine, Pamela Lee, Mark Thiele, Greg Heins
-
Patent number: 10113582Abstract: A hydrodynamic bearing assembly includes a first member including a first engaging surface. The first member is stationary in a non-operating mode of the bearing assembly and rotates about an axis in an operational mode of the bearing assembly. The hydrodynamic bearing assembly also includes a second member including a bore and a second engaging surface positioned adjacent the first engaging surface. The second member is stationary in both the non-operating mode and the operational mode of the bearing assembly. The hydrodynamic bearing assembly further includes a spacer member positioned within the bore and is configured to engage the first member to define a first gap between the first engaging surface and the second engaging surface in the non-operational mode.Type: GrantFiled: January 27, 2017Date of Patent: October 30, 2018Assignees: Regal Beloit Australia PTY., LTD., Regal Beloit America, Inc.Inventors: Matthew J. Turner, Greg Heins, Mark Thiele, Jason Jon Kreidler
-
Patent number: 10050570Abstract: A motor control circuit is provided, including a first circuit, a second circuit, and a microcontroller. The first circuit is configured to conduct an analog tachometer output signal. The second circuit is configured to conduct an analog control input signal. The microcontroller is coupled to the first circuit and the second circuit, and is configured to transmit and receive serial data over a serial channel including the first circuit and the second circuit.Type: GrantFiled: September 15, 2016Date of Patent: August 14, 2018Assignees: Regal Beloit America, Inc., Regal Beloit Australia Pty Ltd, Changzhou Regal-Beloit Sinya Motor Co., Ltd.Inventors: Greg Heins, Lyell Douglas Embery, Hani Chahine, Bin Chen, Dingcheng Wang
-
Patent number: 10018223Abstract: An axial flux electrical machine includes a housing having a center portion with a cylindrical wall, a stator assembly attached to the housing, a bearing assembly attached to the stator assembly, and a rotor assembly rotatably attached to the bearing assembly. A bearing mount system includes a bearing isolator that is attached to the wall of the housing, and a bearing cup that is attached to the bearing assembly and the bearing isolator.Type: GrantFiled: September 24, 2015Date of Patent: July 10, 2018Assignee: Regal Beloit Australia, PTY., LTD.Inventors: Matthew J. Turner, Greg Heins, Bin Chen, Dingcheng Wang, Byron J. Kennedy, Hani Chahine
-
Patent number: 9780616Abstract: A stator 20 for an axial flux machine such as a motor or generator. The stator includes a stator core 32 having a back plane 24 which in use is disposed perpendicularly about a rotational axis of the machine. A plurality of teeth 26 extend axially from the back plane so as to form winding receiving slots 28 between adjacent teeth. The stator also includes an electrical winding 30 including a plurality of coils 32, each coil being located about a tooth of the stator core and being electrically isolated from the stator tooth by means of an insulating former 34 having a shape which closely conforms to the shape of the stator tooth. The coils 32 are interconnected to form the winding 30. A method of constructing a stator is also disclosed.Type: GrantFiled: March 23, 2015Date of Patent: October 3, 2017Assignee: Regal Beloit Australia Pty. Ltd.Inventors: Charles Richard Langford, Steven Peter Camilleri, Rafal Pawel Rohoza