Patents by Inventor Allen Boldt
Allen Boldt 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: 10458686Abstract: Generally, apparatuses, systems, and methods are described to vent refrigerant vapor from the refrigerant pump line using a vent line, such as during priming of the pump and/or during a startup of the compressor, directed to a relatively reduced volute casing mass of the refrigerant pump, and/or directed to returning refrigerant to an economizer or chiller component other than the condenser.Type: GrantFiled: May 1, 2017Date of Patent: October 29, 2019Assignee: TRANE INTERNATIONAL INC.Inventors: Daoud Ali Jandal, Brian Thomas Sullivan, Steven Erwin Meloling, Reginald Loyd Berry, Ronald Allen Boldt, Matthew Aron Witt, Damion Scott Plymesser
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Patent number: 10361019Abstract: A method of forming a layered heater assembly includes: forming a plurality of layers onto a substrate, the plurality of layers including a resistive element layer; forming electrical terminations in contact with the resistive element layer; securing a protective cover over the layers using a laser welding process, wherein edges of the protective cover are welded circumferentially around raised end portions of the substrate and welded longitudinally along a slotted portion of the substrate; securing a pair of lead wires to the electrical terminations; and securing a lead cap assembly around the pair of lead wires and to the protective cover using a laser welding process.Type: GrantFiled: June 2, 2015Date of Patent: July 23, 2019Assignee: Watlow Electric Manufacturing CompanyInventors: Elias Russegger, Gerhard Schefbanker, Gernot Antosch, Wolfgang Poeschl, Martin Wallinger, Kevin Ptasienski, Matt Kenchel, Kenneth Fennewald, Allen Boldt
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Patent number: 10274233Abstract: Generally, apparatuses, systems, and methods are described that are directed to accessing liquid refrigerant from an evaporator to source a refrigerant pump and pump line to cool and lubricate such moving parts that may be part of the compressor, for example the compressor motor and the compressor bearings, and/or for cooling drives such as an adjustable or variable frequency drive.Type: GrantFiled: December 5, 2016Date of Patent: April 30, 2019Assignee: TRANE INTERNATIONAL INC.Inventors: Daoud Ali Jandal, Brian Thomas Sullivan, Reginald Loyd Berry, Ronald Allen Boldt, Matthew Aron Witt, Damion Scott Plymesser
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Patent number: 10236103Abstract: A heater assembly is provided that includes a substrate having opposed end portions defining raised flanges, a slot extending between the opposed end portions, and opposed chamfered surfaces extending along the slot and across the raised flanges. A plurality of layers are disposed onto the substrate, along with a pair of terminal pads. A protective cover defining at least one aperture is disposed over the layers and is secured to the raised flanges and the opposed chamfered surfaces of the substrate, and the aperture is disposed proximate the terminal pads. A pair of lead wires is secured to the pair of terminal pads, and a lead cap assembly is disposed around the pair of lead wires and is secured to the protective cover.Type: GrantFiled: February 8, 2013Date of Patent: March 19, 2019Assignee: WATLOW ELECTRIC MANUFACTURING COMPANYInventors: Elias Russegger, Gerhard Schefbanker, Gernot Antosch, Wolfgang Poeschl, Martin Wallinger, Kevin Ptasienski, Matt Kenchel, Kenneth Fennewald, Allen Boldt
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Publication number: 20170234585Abstract: Generally, apparatuses, systems, and methods are described to vent refrigerant vapor from the refrigerant pump line using a vent line, such as during priming of the pump and/or during a startup of the compressor, directed to a relatively reduced volute casing mass of the refrigerant pump, and/or directed to returning refrigerant to an economizer or chiller component other than the condenser.Type: ApplicationFiled: May 1, 2017Publication date: August 17, 2017Inventors: Daoud Ali JANDAL, Brian Thomas SULLIVAN, Steven Erwin MELOLING, Reginald Loyd BERRY, Ronald Allen BOLDT, Matthew Aron WITT, Damion Scott PLYMESSER
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Patent number: 9671146Abstract: Generally, apparatuses, systems, and methods are described to vent refrigerant vapor from the refrigerant pump line using a vent line, such as during priming of the pump and/or during a startup of the compressor, directed to a relatively reduced volute casing mass of the refrigerant pump, and/or directed to returning refrigerant to an economizer or chiller component other than the condenser.Type: GrantFiled: January 24, 2014Date of Patent: June 6, 2017Assignee: TRANE INTERNATIONAL INC.Inventors: Daoud Ali Jandal, Brian Thomas Sullivan, Steven Erwin Meloling, Reginald Loyd Berry, Ronald Allen Boldt, Matthew Aron Witt, Damion Scott Plymesser
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Publication number: 20170146272Abstract: Generally, apparatuses, systems, and methods are described that are directed to accessing liquid refrigerant from an evaporator to source a refrigerant pump and pump line to cool and lubricate such moving parts that may be part of the compressor, for example the compressor motor and the compressor bearings, and/or for cooling drives such as an adjustable or variable frequency drive.Type: ApplicationFiled: December 5, 2016Publication date: May 25, 2017Inventors: Daoud Ali JANDAL, Brian Thomas SULLIVAN, Reginald Loyd BERRY, Ronald Allen BOLDT, Matthew Aron WITT, Damion Scott PLYMESSER
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Patent number: 9513038Abstract: Generally, apparatuses, systems, and methods are described that are directed to accessing liquid refrigerant from an evaporator to source a refrigerant pump and pump line to cool and lubricate such moving parts that may be part of the compressor, for example the compressor motor and the compressor bearings, and/or for cooling drives such as an adjustable or variable frequency drive.Type: GrantFiled: January 24, 2014Date of Patent: December 6, 2016Assignee: TRANE INTERNATIONAL INC.Inventors: Daoud Ali Jandal, Brian Thomas Sullivan, Reginald Loyd Berry, Ronald Allen Boldt, Matthew Aron Witt, Damion Scott Plymesser
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Publication number: 20150362232Abstract: Generally, apparatuses, systems, and methods are described that are directed to accessing liquid refrigerant from an evaporator to source a refrigerant pump and pump line to cool and lubricate such moving parts that may be part of the compressor, for example the compressor motor and the compressor bearings, and/or for cooling drives such as an adjustable or variable frequency drive.Type: ApplicationFiled: January 24, 2014Publication date: December 17, 2015Inventors: Daoud Ali JANDAL, Brian Thomas SULLIVAN, Reginald Loyd BERRY, Ronald Allen BOLDT, Matthew Aron WITT, Damion Scott PLYMESSER
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Publication number: 20150354863Abstract: Generally, apparatuses, systems, and methods are described to vent refrigerant vapor from the refrigerant pump line using a vent line, such as during priming of the pump and/or during a startup of the compressor, directed to a relatively reduced volute casing mass of the refrigerant pump, and/or directed to returning refrigerant to an economizer or chiller component other than the condenser.Type: ApplicationFiled: January 24, 2014Publication date: December 10, 2015Inventors: Daoud Ali JANDAL, Brian Thomas SULLIVAN, Steven Erwin MELOLING, Reginald Loyd BERRY, Ronald Allen BOLDT, Matthew Aron WITT, Damion Scott PLYMESSER
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Publication number: 20150262739Abstract: A method of forming a layered heater assembly includes: forming a plurality of layers onto a substrate, the plurality of layers including a resistive element layer; forming electrical terminations in contact with the resistive element layer; securing a protective cover over the layers using a laser welding process, wherein edges of the protective cover are welded circumferentially around raised end portions of the substrate and welded longitudinally along a slotted portion of the substrate; securing a pair of lead wires to the electrical terminations; and securing a lead cap assembly around the pair of lead wires and to the protective cover using a laser welding process.Type: ApplicationFiled: June 2, 2015Publication date: September 17, 2015Inventors: Elias Russegger, Gerhard SCHEFBANKER, Gernot ANTOSCH, Wolfgang POESCHL, Martin WALLINGER, Kevin PTASIENSKI, Matt KENCHEL, Kenneth FENNEWALD, Allen BOLDT
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Patent number: 8395092Abstract: A heater assembly is provided that includes a substrate having opposed end portions defining raised flanges, a slot extending between the opposed end portions, and opposed chamfered surfaces extending along the slot and across the raised flanges. In one form, a plurality of layers are disposed onto the substrate, along with a pair of terminal pads. A protective cover defining at least one aperture is disposed over the layers and is secured to the raised flanges and the opposed chamfered surfaces of the substrate, and the aperture is disposed proximate the terminal pads. A pair of lead wires is secured to the pair of terminal pads, and a lead cap assembly is disposed around the pair of lead wires and is secured to the protective cover. Methods of manufacturing the heater assembly are also provided in accordance with the present disclosure.Type: GrantFiled: November 13, 2008Date of Patent: March 12, 2013Assignee: Watlow Electric Manufacturing CompanyInventors: Elias Russegger, Gerhard Schefbanker, Gernot Antosch, Wolfgang Poeschl, Martin Wallinger, Kevin Ptasienski, Matt Kenchel, Kenneth F. Fennewald, Allen Boldt
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Patent number: 8175446Abstract: An instrumented heater sleeve is provided that has a plurality of zones, a dielectric layer disposed over an outer surface of the sleeve, a resistive element layer disposed over the first dielectric layer, and a plurality of pairs of lead wires secured to a portion of the resistive element layer. Each pair of lead wires is connected to and corresponds with each of the zones and a protective layer is disposed over the dielectric layer. An amount of power is supplied to each of the zones and adjusted during a test run, or multiple test runs, to achieve a desired temperature profile along a heating target such as a hot runner nozzle. Methods of designing a hot runner nozzle heater using the instrumented heater sleeve are also provided.Type: GrantFiled: September 5, 2007Date of Patent: May 8, 2012Assignee: Wallow Electric Manufacturing CompanyInventors: Elias Russegger, Gerhard Schefbänker, Gernot Antosch, Wolfgang Pöschl, Christopher C. Lanham, James McMillin, William A. McDowell, III, Kenneth F. Fennewald, Allen Boldt, Frederic Zimmermann, Reinhardt Lehnert, Kevin Ptasienski
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Patent number: 7964826Abstract: A modular heater system is provided that includes a heat trace assembly and a connector assembly. The heat trace assembly has a heat trace section that defines a plurality of fins, an insulation jacket surrounding the heat trace section, and at least one terminating member disposed at an end of the heat trace section. The connector assembly has a shell, including a plurality of outer walls and inner walls defining cavities therebetween, and a fitting heater assembly that includes a fitting adapter, a heat trace section disposed around the fitting adapter, and an outer casing disposed around the fitting adapter.Type: GrantFiled: May 16, 2006Date of Patent: June 21, 2011Assignee: Watlow Electric Manufacturing CompanyInventors: Eric E. Ellis, Shawn L. Leininger, Allen Boldt, Louis P. Steinhauser
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Patent number: 7919733Abstract: A heat trace assembly is provided that includes a heat trace section, an insulation jacket surrounding the heat trace section, and a plurality of standoffs disposed between the heat trace section and the insulation jacket. A corresponding plurality of passageways are formed between the heat trace section and the insulation jacket and between the plurality of standoffs. The standoffs can be a part of the insulation jacket and/or the heat trace section, and the standoffs can furthermore be integrally formed with or separately attached to the insulation jacket and/or the heat trace section.Type: GrantFiled: September 13, 2006Date of Patent: April 5, 2011Assignee: Watlow Electric Manufacturing CompanyInventors: Eric E. Ellis, Shawn L. Leininger, Peggy Gruenloh, Steve Brncic, Louis P. Steinhauser, Allen Boldt
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Publication number: 20090127244Abstract: A heater assembly is provided that includes a substrate having opposed end portions defining raised flanges, a slot extending between the opposed end portions, and opposed chamfered surfaces extending along the slot and across the raised flanges. In one form, a plurality of layers are disposed onto the substrate, along with a pair of terminal pads. A protective cover defining at least one aperture is disposed over the layers and is secured to the raised flanges and the opposed chamfered surfaces of the substrate, and the aperture is disposed proximate the terminal pads. A pair of lead wires is secured to the pair of terminal pads, and a lead cap assembly is disposed around the pair of lead wires and is secured to the protective cover. Methods of manufacturing the heater assembly are also provided in accordance with the present disclosure.Type: ApplicationFiled: November 13, 2008Publication date: May 21, 2009Applicant: Watlow Electric Manufacturing CompanyInventors: Elias Russegger, Gerhard Schefbanker, Gernot Antosch, Wolfgang Poeschl, Martin Wallinger, Kevin Ptasienski, Matt Kenchel, Kenneth Fennewald, Allen Boldt
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Publication number: 20080138053Abstract: An instrumented heater sleeve is provided that has a plurality of zones, a dielectric layer disposed over an outer surface of the sleeve, a resistive element layer disposed over the first dielectric layer, and a plurality of pairs of lead wires secured to a portion of the resistive element layer. Each pair of lead wires is connected to and corresponds with each of the zones and a protective layer is disposed over the dielectric layer. An amount of power is supplied to each of the zones and adjusted during a test run, or multiple test runs, to achieve a desired temperature profile along a heating target such as a hot runner nozzle. Methods of designing a hot runner nozzle heater using the instrumented heater sleeve are also provided.Type: ApplicationFiled: September 5, 2007Publication date: June 12, 2008Applicant: Watlow Electric Manufacturing CompanyInventors: ELIAS RUSSEGGER, Gerhard Schefbanker, Gernot Antosch, Wolfgang Poschl, Christopher C. Lanham, James McMillin, William A. McDowell, Kenneth F. Fennewald, Allen Boldt, Frederic Zimmermann, Reinhardt Lehnert, Kevin Ptasienski
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Patent number: 7280750Abstract: A hot runner nozzle heater is provided that includes a sleeve defining a slot extending along a length of the sleeve. A first dielectric layer is disposed over an outer surface of the sleeve, and a resistive element layer is disposed over the first dielectric layer, wherein the resistive element layer defines a resistive circuit pattern that is preferably formed by a laser trimming process. A pair of terminal leads are secured to a portion of the resistive element layer thus defining a termination area, and the termination area is positioned proximate the slot and away from the proximal end and the distal end of the sleeve. A second dielectric layer is disposed over the resistive element layer but not over the termination area, a third dielectric layer is disposed over the termination area, and a protective layer disposed over the second dielectric layer and the third dielectric layer.Type: GrantFiled: October 17, 2005Date of Patent: October 9, 2007Assignee: Watlow Electric Manufacturing CompanyInventors: Elias Russegger, Gerhard Schefbänker, Gernot Antosch, Wolfgang Pöschl, Christopher C. Lanham, James McMillin, William A. McDowell, III, Kenneth F. Fennewald, Allen Boldt, Frederic Zimmermann, Reinhardt Lehnert, Kevin Ptasienski
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Publication number: 20070119848Abstract: A modular heater system is provided that includes a heat trace assembly and a connector assembly. The heat trace assembly has a heat trace section that defines a plurality of fins, an insulation jacket surrounding the heat trace section, and at least one terminating member disposed at an end of the heat trace section. The connector assembly has a shell, including a plurality of outer walls and inner walls defining cavities therebetween, and a fitting heater assembly that includes a fitting adapter, a heat trace section disposed around the fitting adapter, and an outer casing disposed around the fitting adapter.Type: ApplicationFiled: May 16, 2006Publication date: May 31, 2007Applicant: Watlow Electric Manufacturing CompanyInventors: Eric Ellis, Shawn Leininger, Allen Boldt, Louis Steinhauser
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Publication number: 20070108176Abstract: A heat trace assembly is provided that includes a heat trace section, an insulation jacket surrounding the heat trace section, and a plurality of standoffs disposed between the heat trace section and the insulation jacket. A corresponding plurality of passageways are formed between the heat trace section and the insulation jacket and between the plurality of standoffs. The standoffs can be a part of the insulation jacket and/or the heat trace section, and the standoffs can furthermore be integrally formed with or separately attached to the insulation jacket and/or the heat trace section.Type: ApplicationFiled: September 13, 2006Publication date: May 17, 2007Applicant: Watlow Electric Manufacturing CompanyInventors: Eric Ellis, Shawn Leininger, Peggy Gruenloh, Steve Brncic, Louis Steinhauser, Allen Boldt