Patents by Inventor Linda Yvonne Jacobs
Linda Yvonne Jacobs 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: 11600454Abstract: A contact assembly for an electrical device and a method for making such an assembly are presented. The contact assembly comprises a substrate and a contact material disposed on the substrate. The contact material comprises a composite material comprising a refractory material and a matrix material. The matrix material has a higher ductility than the refractory material. The composite material further comprises a core region and an outer region bounding the core region, the core region having a higher concentration of the refractory material than the outer region. The method applies cold spraying a blended feedstock to produce a layer that includes the composite material described above.Type: GrantFiled: October 12, 2019Date of Patent: March 7, 2023Assignee: ABB Schweiz AGInventors: Katherine Marjorie Coughlin, Leonardo Ajdelsztajn, Jeffrey Jon Schoonover, Samuel Stephen Kim, Linda Yvonne Jacobs, Maxime Michel Pean
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Patent number: 10796865Abstract: A blocking member for an actuator having a movable arm for effecting a quick-make feature, includes, for example, an elongated member having a first end and a second end, wherein a portion of the elongated member is configured so that the blocking member disposed in a first position engages a portion of the movable arm of the actuator to restrain movement of the movable arm and so that the blocking member disposed in a second position disengages from the portion of the movable arm of the actuator to permit movement of the movable arm.Type: GrantFiled: April 30, 2019Date of Patent: October 6, 2020Assignee: ABB Schweiz AGInventors: David Peter Mika, Linda Yvonne Jacobs, Daniel Edward Delfino, Nagesh V. Tumu, Dmitry Povolotskiy
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Publication number: 20200043675Abstract: A contact assembly for an electrical device and a method for making such an assembly are presented. The contact assembly comprises a substrate and a contact material disposed on the substrate. The contact material comprises a composite material comprising a refractory material and a matrix material. The matrix material has a higher ductility than the refractory material. The composite material further comprises a core region and an outer region bounding the core region, the core region having a higher concentration of the refractory material than the outer region. The method applies cold spraying a blended feedstock to produce a layer that includes the composite material described above..Type: ApplicationFiled: October 12, 2019Publication date: February 6, 2020Inventors: Leonardo Ajdelsztajn, Jeffrey Jon Schoonover, Samuel Stephen Kim, Linda Yvonne Jacobs, Maxime Michel Pean, Katherine Marjorie Coughlin
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Patent number: 10446336Abstract: A contact assembly for an electrical device and a method for making such an assembly are presented. The contact assembly comprises a substrate and a contact material disposed on the substrate. The contact material comprises a composite material comprising a refractory material and a matrix material. The matrix material has a higher ductility than the refractory material. The composite material further comprises a core region and an outer region bounding the core region, the core region having a higher concentration of the refractory material than the outer region. The method applies cold spraying a blended feedstock to produce a layer that includes the composite material described above.Type: GrantFiled: December 16, 2016Date of Patent: October 15, 2019Assignee: ABB Schweiz AGInventors: Leonardo Ajdelsztajn, Jeffrey Jon Schoonover, Samuel Stephen Kim, Linda Yvonne Jacobs, Maxime Michel Pean, Katherine Marjorie Coughlin
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Publication number: 20190259552Abstract: A blocking member for an actuator having a movable arm for effecting a quick-make feature, includes, for example, an elongated member having a first end and a second end, wherein a portion of the elongated member is configured so that the blocking member disposed in a first position engages a portion of the movable arm of the actuator to restrain movement of the movable arm and so that the blocking member disposed in a second position disengages from the portion of the movable arm of the actuator to permit movement of the movable arm.Type: ApplicationFiled: April 30, 2019Publication date: August 22, 2019Inventors: David Peter MIKA, Linda Yvonne JACOBS, Daniel Edward DELFINO, Nagesh V. TUMU, Dmitry POVOLOTSKIY
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Patent number: 10276331Abstract: A blocking member for an actuator having a movable arm for effecting a quick-make feature, includes for example, an elongated member having a first end and a second end, and wherein a portion of said elongated member being configured so that said blocking member disposed in a first position engages a portion of the movable arm of the actuator to restrain movement of the movable arm, and so that said blocking member disposed in a second position disengages from the portion of the movable arm of the actuator to permit movement of the movable arm.Type: GrantFiled: March 21, 2016Date of Patent: April 30, 2019Assignee: ABB Schweiz AGInventors: David Peter Mika, Linda Yvonne Jacobs, Daniel Edward Delfino, Nagesh V. Tumu, Dmitry Povolotskiy
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Patent number: 10008341Abstract: A circuit breaker having a monolithic structure and method of making is disclosed. The monolithic structure includes an arm portion having copper and a contact portion having a composite material. The composite material has a metallic matrix and a second phase disposed in the metallic matrix. The method of making the monolithic structure includes introducing a first powder into a first region of a mold, introducing a second powder into a second region of the mold, and consolidating the first powder and the second powder together. The first region of the mold corresponds to a contact portion, and the second region corresponds to an arm portion of the monolithic structure of the circuit breaker.Type: GrantFiled: December 16, 2014Date of Patent: June 26, 2018Assignee: GENERAL ELECTRIC COMPANYInventors: Mohandas Nayak, Nagaveni Karkada, Shalini Thimmegowda, Mallikarjuna Heggadadevanapura Thammaiah, Janakiraman Narayanan, Linda Yvonne Jacobs
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Publication number: 20180174769Abstract: A contact assembly for an electrical device and a method for making such an assembly are presented. The contact assembly comprises a substrate and a contact material disposed on the substrate. The contact material comprises a composite material comprising a refractory material and a matrix material. The matrix material has a higher ductility than the refractory material. The composite material further comprises a core region and an outer region bounding the core region, the core region having a higher concentration of the refractory material than the outer region. The method applies cold spraying a blended feedstock to produce a layer that includes the composite material described above.Type: ApplicationFiled: December 16, 2016Publication date: June 21, 2018Inventors: Leonardo Ajdelsztajn, Jeffrey Jon Schoonover, Samuel Stephen Kim, Linda Yvonne Jacobs, Maxime Michel Pean, Katherine Marjorie Coughlin
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Publication number: 20170271107Abstract: A blocking member for an actuator having a movable arm for effecting a quick-make feature, includes for example, an elongated member having a first end and a second end, and wherein a portion of said elongated member being configured so that said blocking member disposed in a first position engages a portion of the movable arm of the actuator to restrain movement of the movable arm, and so that said blocking member disposed in a second position disengages from the portion of the movable arm of the actuator to permit movement of the movable arm.Type: ApplicationFiled: March 21, 2016Publication date: September 21, 2017Applicant: GENERAL ELECTRIC COMPANYInventors: David Peter MIKA, Linda Yvonne JACOBS, Daniel Edward DELFINO, Nagesh V. TUMU, Dmitry POVOLOTSKIY
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Patent number: 9576761Abstract: A circuit breaker crossbar assembly includes a crossbar having a first and second segment, the first and second segment each operatively coupled to a respective moveable contact arm assembly. Also included is a coupling segment disposed between the first and second segment, the crossbar and the coupling segment rotatable about an axis. Further included is at least one support assembly operatively coupled to the coupling segment. The support assembly includes a bushing coupled to the coupling segment and rotatable with the crossbar and the coupling segment. The support assembly also includes a support bracket configured for affixation to a stationary structure and disposed adjacent to the bushing, the bushing rotatable relative to the support bracket. The support assembly further includes a fixing bracket engaged with the support bracket and disposed adjacent to the bushing, the bushing rotatable relative to the fixing bracket.Type: GrantFiled: May 20, 2015Date of Patent: February 21, 2017Assignee: GENERAL ELECTRIC COMPANYInventors: Christie Marie Barbera, Shawn Couceiro Fonseca, Linda Yvonne Jacobs, Dhirendra Kumar Tiwari, Nagesh Venkata Tumu
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Publication number: 20160343528Abstract: A circuit breaker crossbar assembly includes a crossbar having a first and second segment, the first and second segment each operatively coupled to a respective moveable contact arm assembly. Also included is a coupling segment disposed between the first and second segment, the crossbar and the coupling segment rotatable about an axis. Further included is at least one support assembly operatively coupled to the coupling segment. The support assembly includes a bushing coupled to the coupling segment and rotatable with the crossbar and the coupling segment. The support assembly also includes a support bracket configured for affixation to a stationary structure and disposed adjacent to the bushing, the bushing rotatable relative to the support bracket. The support assembly further includes a fixing bracket engaged with the support bracket and disposed adjacent to the bushing, the bushing rotatable relative to the fixing bracket.Type: ApplicationFiled: May 20, 2015Publication date: November 24, 2016Inventors: Christie Marie Barbera, Shawn Couceiro Fonseca, Linda Yvonne Jacobs, Dhirendra Kumar Tiwari, Nagesh Venkata Tumu
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Publication number: 20160240329Abstract: A circuit breaker includes a housing, and a movable contact arm arranged in the housing. The movable contact arm includes a movable contact. A stationary contact assembly is arranged in the housing. The stationary contact assembly includes a base member including a first side and an opposing, second side. An anti-popping recess having a wall portion formed in one of the first and second sides and defines a cantilevered arm portion. A stationary contact member extends from the first side toward the second side.Type: ApplicationFiled: February 17, 2015Publication date: August 18, 2016Inventors: Hardik Upadhyay, Shawn Couceiro Fonseca, Linda Yvonne Jacobs, Dhirendra Kumar Tiwari
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Patent number: 9355798Abstract: An arc quenching system is presented. The arc quenching system includes a mounting structure, a plurality of movable arc chute plates mounted on the mounting structure, and a motion delivery unit mechanically coupled to the mounting structure. The motion delivery unit is configured to impart at least one of a rotation motion and a vibration motion to one or more movable arc chute plates of the plurality of movable arc chute plates.Type: GrantFiled: August 21, 2014Date of Patent: May 31, 2016Assignee: General Electric CompanyInventors: Nalini Nanrudaiyan, Linda Yvonne Jacobs, Rajendra Naik, Adnan Kutubuddin Bohori, Marcin Piotr Lagiewka, Raheel Abdulla
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Publication number: 20160055999Abstract: An arc quenching system is presented. The arc quenching system includes a mounting structure, a plurality of movable arc chute plates mounted on the mounting structure, and a motion delivery unit mechanically coupled to the mounting structure. The motion delivery unit is configured to impart at least one of a rotation motion and a vibration motion to one or more movable arc chute plates of the plurality of movable arc chute plates.Type: ApplicationFiled: August 21, 2014Publication date: February 25, 2016Inventors: Nalini Nanrudaiyan, Linda Yvonne Jacobs, Rajendra Naik, Adnan Kutubuddin Bohori, Marcin Piotr Lagiewka, Raheel Abdulla
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Publication number: 20150170846Abstract: A circuit breaker having a monolithic structure and method of making is disclosed. The monolithic structure includes an arm portion having copper and a contact portion having a composite material. The composite material has a metallic matrix and a second phase disposed in the metallic matrix. The method of making the monolithic structure includes introducing a first powder into a first region of a mold, introducing a second powder into a second region of the mold, and consolidating the first powder and the second powder together. The first region of the mold corresponds to a contact portion, and the second region corresponds to an arm portion of the monolithic structure of the circuit breaker.Type: ApplicationFiled: December 16, 2014Publication date: June 18, 2015Inventors: Mohandas NAYAK, Nagaveni KARKADA, Shalini THIMMEGOWDA, Mallikarjuna Heggadadevanapura THAMMAIAH, Janakiraman NARAYANAN, Linda Yvonne JACOBS
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Patent number: 6791440Abstract: An electrically isolating iso bearing for a circuit breaker is provided that comprises an inner surface, an outer surface, and a body extending therebetween, said inner surface comprising a pair of bosses and a pair of openings, said outer surface comprising at least one boss, said body comprising a pair of rotor protective flaps.Type: GrantFiled: August 2, 2002Date of Patent: September 14, 2004Assignee: General Electric CompanyInventors: Jason Edward Harmon, Gary Steven Douville, Chanchal Kumar Garg, Linda Yvonne Jacobs, Thomas Frederick Papallo, Jr.
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Publication number: 20040021536Abstract: An electrically isolating iso bearing for a circuit breaker is provided that comprises an inner surface, an outer surface, and a body extending therebetween, said inner surface comprising a pair of bosses and a pair of openings, said outer surface comprising at least one boss, said body comprising a pair of rotor protective flaps.Type: ApplicationFiled: August 2, 2002Publication date: February 5, 2004Inventors: Jason Edward Harmon, Gary Steven Douville, Chanchal Kumar Garg, Linda Yvonne Jacobs, Thomas Frederick Papallo