Patents by Inventor Daniel M. Saban
Daniel M. Saban has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11705771Abstract: Electric machines, such as motors, may include an armature and a field component, and at least one of the armature or the field component may include a laminated structure having a plurality of slots into which a plurality of conductive elements are positioned. Additionally, a polymeric insulation layer may be formed directly on the laminated structure at least within the plurality of slots.Type: GrantFiled: August 10, 2021Date of Patent: July 18, 2023Assignee: Essex Furukawa Magnet Wire USA LLCInventors: Christopher Paul Richardson, Frederick McFarland, Daniel M. Saban, Allan R. Knerr
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Patent number: 11296569Abstract: A disclosed electric motor includes a rotor and a stator. One or more first cables that are connected to a first inverter circuit of are wrapped adjacent to at least some stator teeth of a stator core to form at least a first portion of one or more coil windings. One or more second cables that are connected to a second inverter circuit of the plurality of inverter also may be wrapped adjacent to at least some of the stator teeth to form at least a second portion of the one or more coil windings.Type: GrantFiled: July 12, 2018Date of Patent: April 5, 2022Assignee: Zunum Aero, Inc.Inventors: Daniel M. Saban, Waleed Said, Chenggang Mei
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Patent number: 11196310Abstract: Disclosed is a rotor for an electrical machine includes a rotor hub comprising a multifaceted surface extending along a perimeter of the rotor hub. Each facet of the multi-faceted surface may have a substantially planar surface. A plurality of permanent magnet assemblies is disposed circumferentially around the multifaceted surface. Each individual permanent magnet assembly of the plurality of permanent magnet assemblies is coupled to the substantially planar surface of a corresponding facet.Type: GrantFiled: July 30, 2018Date of Patent: December 7, 2021Assignee: Zunum Aero, Inc.Inventors: Daniel M. Saban, Matthew Feddersen
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Publication number: 20210367471Abstract: Electric machines, such as motors, may include an armature and a field component, and at least one of the armature or the field component may include a laminated structure having a plurality of slots into which a plurality of conductive elements are positioned. Additionally, a polymeric insulation layer may be formed directly on the laminated structure at least within the plurality of slots.Type: ApplicationFiled: August 10, 2021Publication date: November 25, 2021Inventors: Christopher Paul Richardson, Frederick McFarland, Daniel M. Saban, Allan R. Knerr
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Publication number: 20200036246Abstract: A rotor for an electrical machine includes a rotor hub comprising a multi-faceted surface extending along a perimeter of the rotor hub. Each facet of the multi-faceted surface may have a substantially planar surface. A plurality of permanent magnet assemblies is disposed circumferentially around the multi-faceted surface. Each individual permanent magnet assembly of the plurality of permanent magnet assemblies is coupled to the substantially planar surface of a corresponding facet.Type: ApplicationFiled: July 30, 2018Publication date: January 30, 2020Inventors: Daniel M. Saban, Matthew Feddersen
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Publication number: 20200036247Abstract: A rotor sub-assembly for an electrical machine comprises a rotor hub. The rotor hub may comprise a multi-faceted surface comprising a plurality of facets extending along a perimeter of the rotor hub. Each facet of the multi-faceted surface may comprise a substantially planar surface that is oriented substantially perpendicular to a radial line extending from an approximate center of the rotor hub. A plurality of permanent magnet assemblies is disposed circumferentially around the multi-faceted surface.Type: ApplicationFiled: July 30, 2018Publication date: January 30, 2020Inventor: Daniel M. Saban
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Publication number: 20200021157Abstract: An electric motor may comprise a rotor and a stator. One or more first cables connected to a first inverter circuit of are wrapped adjacent to at least some stator teeth of a stator core to form at least a first portion of one or more coil windings. One or more second cables connected to a second inverter circuit of the plurality of inverter also may be wrapped adjacent to at least some of the stator teeth to form at least a second portion of the one or more coil windings.Type: ApplicationFiled: July 12, 2018Publication date: January 16, 2020Inventors: Daniel M. Saban, Waleed Said, Chenggang Mei
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Patent number: 10435973Abstract: An automated system for assessing pumpoff risk can be used to warn operators and/or control machinery in order to avoid pumpoff. Pumpoff risk is assessed through the use and/or comparison of one or more models of pumpoff risk. These models can include a sand build up model (e.g., to determine the threshold buildup size where pumpoff risk is too great), a line speed increase model (e.g., to determine the maximum flow rate allowable given a maximum support line feed rate), a residual error comparison model (e.g., to compare the deviation of predicted tension from actual tension), and a statistical analysis model (e.g., to determine likelihood of pumpoff given statistical probability of each of a multitude of possible scenarios).Type: GrantFiled: November 19, 2014Date of Patent: October 8, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Daniel E. Viassolo, Randy Coles, Muralidhar Seshadri, Daniel M. Saban, Wesley Neil Ludwig
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Publication number: 20170314353Abstract: Certain aspects and features of the present disclosure relate to an automated system for assessing pumpoff risk, which can be used to warn operators and/or control machinery in order to avoid pumpoff. Pumpoff risk is assessed through the use and/or comparison of one or more models of pumpoff risk. These models can include a sand build up model (e.g., to determine the threshold buildup size where pumpoff risk is too great), a line speed increase model (e.g., to determine the maximum flow rate allowable given a maximum support line feed rate), a residual error comparison model (e.g., to compare the deviation of predicted tension from actual tension), and a statistical analysis model (e.g., to determine likelihood of pumpoff given statistical probability of each of a multitude of possible scenarios).Type: ApplicationFiled: November 19, 2014Publication date: November 2, 2017Applicant: Halliburton Energy Services, Inc.Inventors: Daniel E. Viassolo, Randy Coles, Muralidhar Seshadri, Daniel M. Saban, Wesley Neil Ludwig
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Patent number: 8901791Abstract: A motor driven assembly includes a motor having a motor inlet and a motor outlet, a shaft, and a rotor spaced radially outwards from the shaft. A cooling flow passage is located between the shaft and the rotor. The cooling flow passage fluidly connects the motor inlet and the motor outlet. A compressor is in fluid communication with the motor outlet. The compressor includes a compressor outlet that is in fluid communication with the motor inlet.Type: GrantFiled: May 10, 2013Date of Patent: December 2, 2014Assignee: Hamilton Sundstrand CorporationInventors: Daniel M. Saban, Laurence D. Vanek, Debabrata Pal
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Publication number: 20130239578Abstract: A motor driven assembly includes a motor having a motor inlet and a motor outlet, a shaft, and a rotor spaced radially outwards from the shaft. A cooling flow passage is located between the shaft and the rotor. The cooling flow passage fluidly connects the motor inlet and the motor outlet. A compressor is in fluid communication with the motor outlet. The compressor includes a compressor outlet that is in fluid communication with the motor inlet.Type: ApplicationFiled: May 10, 2013Publication date: September 19, 2013Applicant: Hamilton Sundstrand CorporationInventors: Daniel M. Saban, Laurence D. Vanek, Debabrata Pal
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Publication number: 20130169097Abstract: An electric machine includes a plurality of teeth separated by a plurality of slots positioned on an armature of the electric machine. Each of the teeth may include at least one bifurcation. A plurality of magnets may be arranged on a main field of the electric machine to form an axial array group. The magnets in the axial array group may be arranged in the main field with respect to each other to create a multi-stepped arrangement having a predetermined step angle. The step angle is determined based on the positioning of the bifurcations and the slots.Type: ApplicationFiled: July 23, 2012Publication date: July 4, 2013Applicant: Danotek Motion Technologies, Inc.Inventors: Daniel M. Saban, Fang Deng, Seong T. Lee
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Publication number: 20130169099Abstract: A rotor or stator hub for an electric machine includes a plurality of magnets arranged in a predetermined same pattern on a plurality of uniformly sized carrier plates. A plurality of permanent magnets are uniformly mounted on each of the carrier plates proximate a first edge of the carrier plate and spaced away from a second edge of the carrier plate. The carrier plates may be mounted on a rotor or stator hub in a predetermined configuration to create a plurality of axial array groups.Type: ApplicationFiled: July 26, 2012Publication date: July 4, 2013Applicant: Danotek Motion Technologies, Inc.Inventors: Daniel M. Saban, Murtuza Lokhandwalla, Joel Hetrick, Janne Kinnunen
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Patent number: 8456047Abstract: A motor driven assembly includes a motor having a motor inlet and a motor outlet, a shaft, and a rotor spaced radially outwards from the shaft. A cooling flow passage is located between the shaft and the rotor. The cooling flow passage fluidly connects the motor inlet and the motor outlet. A compressor is in fluid communication with the motor outlet. The compressor includes a compressor outlet that is in fluid communication with the motor inlet.Type: GrantFiled: July 26, 2010Date of Patent: June 4, 2013Assignee: Hamilton Sundstrand CorporationInventors: Debabrata Pal, Laurence D. Vanek, Daniel M. Saban
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Patent number: 8421297Abstract: Electric machines with, and related methods for, improved fluid flow through the electric machines are disclosed. According to some implementations, an electric machine may include a central opening and a plurality of teeth facing inwardly toward the central opening. Slots may be defined between adjacent teeth, and a wedge may be disposed in one or more of the slots, partitioning the slots into a coils portion and an open portion. A gap may be defined between the stator core and the rotor. A fluid flow path defined from the gap and the open portions of the slots provide for improved fluid flow through the electric machine. Wedges disposed in the slots to maintain the coils into a packed state.Type: GrantFiled: July 1, 2009Date of Patent: April 16, 2013Assignee: Direct Drive Systems, Inc.Inventors: John Stout, Daniel M. Saban, Paulo Guedes-Pinto
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Patent number: 8415854Abstract: A stator core for a stator of an electrical machine includes an elongate stator yoke having an interior surface that defines an axial central opening through the stator yoke. The interior surface further defines a plurality of axial channels about a perimeter of the central opening. A plurality of stator teeth are retained in the plurality of axial channels and spaced apart from one another to define to define axial channels to receive windings of the stator.Type: GrantFiled: July 1, 2009Date of Patent: April 9, 2013Assignee: Direct Drive Systems, Inc.Inventors: Daniel M. Saban, Paulo Guedes-Pinto
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Patent number: 8350432Abstract: An electric machine system includes an electric machine and a companion device. The electric machine has a stationary member and a movable member that, by interaction of magnetic fields, at least one of moves relative to the stationary member or generates electricity when moved relative to the stationary member. One of the stationary member and the movable member includes a permanent magnet. The companion device is coupled to the electric machine to communicate mechanical movement with the movable member. In certain instances, the electric machine system has adaptations for operation of the electric machine system subsea and/or in a corrosive environment.Type: GrantFiled: July 1, 2009Date of Patent: January 8, 2013Assignee: Direct Drive Systems, Inc.Inventors: Paulo Guedes-Pinto, Daniel M. Saban, John Stout, Venkateshwaran Krishnan, Dennis Strouse, Alex Ivaschenko
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Patent number: 8334630Abstract: A stator core for a stator of an electrical machine includes an elongate stator yoke having an interior surface that defines an axial central opening through the stator yoke. The interior surface further defines a plurality of axial channels about a perimeter of the central opening. A plurality of stator teeth are retained in the plurality of axial channels and spaced apart from one another to define to define axial channels to receive windings of the stator.Type: GrantFiled: July 1, 2009Date of Patent: December 18, 2012Assignee: Direct Drive Systems, Inc.Inventors: Daniel M. Saban, Paulo Guedes-Pinto
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Patent number: 8310123Abstract: A rotor for an electric machine may include a rotor hub, a plurality of permanent magnets disposed about the rotor hub, a first sleeve circumjacent the plurality of permanent magnets, and a second sleeve. The second sleeve may be formed from a metal tape wrapped over the first sleeve. The second sleeve may be bonded to first and second end rings disposed at adjacent ends of the rotor hub. The metal tape may be applied in tension and may wrapped to form butt laps over the first sleeve. The metal tape may be corrosion resistant. Further, the second sleeve formed from the metal tape may protect the rotor from erosion and abrasion from fluid passing over the rotor.Type: GrantFiled: July 1, 2009Date of Patent: November 13, 2012Assignee: Direct Drive Systems, Inc.Inventors: Daniel M. Saban, Paulo Guedes-Pinto
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Patent number: 8253298Abstract: A stator includes an elongate core defining an inner volume to receive a rotor of an electric machine. The core includes a yoke and an array of teeth extending from the yoke toward the inner volume. The array of teeth defines slots between each pair of adjacent teeth in the array. Each slot includes a first slot region adapted to hold at least a portion of a conductive winding and a second slot region adapted to hold at least a portion of a conductive winding. The first slot region is defined by two non-parallel opposing slot side portions, and the second slot region is defined by two parallel opposing slot side portions.Type: GrantFiled: July 1, 2009Date of Patent: August 28, 2012Assignee: Direct Drive Systems, Inc.Inventors: Daniel M. Saban, John Stout, Paulo Guedes-Pinto