Patents Assigned to Powermag, LLC
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Patent number: 10566600Abstract: Systems and methods are disclosed herein to a power factor adjustor comprising: a power factor measurement unit configured to measure the power factor on an input line to a load and generate a power factor correction signal based on the measured power factor; and a power factor adjustment unit connected to the power factor measurement unit comprising: a fixed capacitor connected in series to a first switching device; and an adjustable element having a variable capacitance connected in parallel to the fixed capacitor and in series to a second switching device, wherein the overall capacitance of the power factor adjustment unit is adjusted by adjusting the capacitance of the adjustable element or by toggling the first and second switching devices in response to the power factor correction signal.Type: GrantFiled: June 21, 2017Date of Patent: February 18, 2020Assignee: PowerMag, LLCInventor: Robert Albertson
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Patent number: 9338833Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: September 15, 2014Date of Patent: May 10, 2016Assignee: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Publication number: 20150001208Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: ApplicationFiled: September 15, 2014Publication date: January 1, 2015Applicant: POWERMAG, LLCInventors: Robert V. ALBERTSON, David ALBERTSON
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Patent number: 8844706Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: August 5, 2013Date of Patent: September 30, 2014Assignee: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Publication number: 20140103878Abstract: Systems and methods are disclosed herein to a power factor adjustor comprising: a power factor measurement unit configured to measure the power factor on an input line to a load and generate a power factor correction signal based on the measured power factor; and a power factor adjustment unit connected to the power factor measurement unit comprising: a fixed capacitor connected in series to a first switching device; and an adjustable element having a variable capacitance connected in parallel to the fixed capacitor and in series to a second switching device, wherein the overall capacitance of the power factor adjustment unit is adjusted by adjusting the capacitance of the adjustable element or by toggling the first and second switching devices in response to the power factor correction signal.Type: ApplicationFiled: December 17, 2013Publication date: April 17, 2014Applicant: POWERMAG, LLCInventor: Robert V. ALBERTSON
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Publication number: 20140042991Abstract: Systems and methods are disclosed herein to a power factor adjustor comprising: a power factor measurement unit configured to measure the power factor on an input line to a load and generate a power factor correction signal based on the measured power factor; and a power factor adjustment unit connected to the power factor measurement unit comprising: a fixed capacitor connected in series to a first switching device; and an adjustable element having a variable capacitance connected in parallel to the fixed capacitor and in series to a second switching device, wherein the overall capacitance of the power factor adjustment unit is adjusted by adjusting the capacitance of the adjustable element or by toggling the first and second switching devices in response to the power factor correction signal.Type: ApplicationFiled: October 16, 2013Publication date: February 13, 2014Applicant: POWERMAG, LLCInventor: Robert V. ALBERTSON
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Patent number: 8640851Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: May 23, 2013Date of Patent: February 4, 2014Assignee: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Publication number: 20130334208Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: ApplicationFiled: July 25, 2013Publication date: December 19, 2013Applicant: PowerMag, LLCInventor: Robert V. Albertson
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Publication number: 20130334209Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: ApplicationFiled: August 5, 2013Publication date: December 19, 2013Applicant: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Publication number: 20130333411Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: ApplicationFiled: May 23, 2013Publication date: December 19, 2013Applicant: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Patent number: 8573381Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: November 15, 2012Date of Patent: November 5, 2013Assignee: PowerMag, LLCInventors: David Albertson, Robert V. Albertson
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Patent number: 8564927Abstract: Systems and methods are disclosed herein to a power factor adjustor comprising: a power factor measurement unit configured to measure the power factor on an input line to a load and generate a power factor correction signal based on the measured power factor; and a power factor adjustment unit connected to the power factor measurement unit comprising: a fixed capacitor connected in series to a first switching device; and an adjustable element having a variable capacitance connected in parallel to the fixed capacitor and in series to a second switching device, wherein the overall capacitance of the power factor adjustment unit is adjusted by adjusting the capacitance of the adjustable element or by toggling the first and second switching devices in response to the power factor correction signal.Type: GrantFiled: October 31, 2012Date of Patent: October 22, 2013Assignee: PowerMag, LLCInventor: Robert V. Albertson
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Patent number: 8534448Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: March 12, 2013Date of Patent: September 17, 2013Assignee: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Patent number: 8511456Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: December 6, 2012Date of Patent: August 20, 2013Assignee: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Patent number: 8511457Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: February 26, 2013Date of Patent: August 20, 2013Assignee: PowerMag, LLCInventor: Robert V. Albertson
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Publication number: 20130119949Abstract: Systems and methods are disclosed herein to a power factor adjustor comprising: a power factor measurement unit configured to measure the power factor on an input line to a load and generate a power factor correction signal based on the measured power factor; and a power factor adjustment unit connected to the power factor measurement unit comprising: a fixed capacitor connected in series to a first switching device; and an adjustable element having a variable capacitance connected in parallel to the fixed capacitor and in series to a second switching device, wherein the overall capacitance of the power factor adjustment unit is adjusted by adjusting the capacitance of the adjustable element or by toggling the first and second switching devices in response to the power factor correction signal.Type: ApplicationFiled: October 31, 2012Publication date: May 16, 2013Applicant: PowerMag, LLCInventor: PowerMag, LLC
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Patent number: 8418832Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: September 7, 2012Date of Patent: April 16, 2013Assignee: PowerMag, LLCInventors: Robert V. Albertson, David Albertson
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Patent number: 8408378Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: September 7, 2012Date of Patent: April 2, 2013Assignee: PowerMag, LLCInventor: Robert V. Albertson
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Patent number: 8283615Abstract: A permanent magnet air heater has a housing with an internal chamber accommodating an electric motor rotating a fan to move air through the housing. A non-ferrous member having bores for cylindrical magnets and a steel member with a copper plate secured to the steel member are rotated relative to each other by the motor whereby the magnetic field between the magnets and copper plate generates heat which is transferred to air in the housing moving through the housing by the fan.Type: GrantFiled: February 12, 2010Date of Patent: October 9, 2012Assignee: Powermag, LLCInventor: Robert V. Albertson