Patents by Inventor Ronnie K. Kovacik
Ronnie K. Kovacik 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: 11274564Abstract: Aspects of the disclosure are directed to a sealing system for an engine having an axial centerline, comprising: a stationary carbon segment, and a seal plate that rotates when the engine is operated, where the seal plate includes an end face that is opposed to an interface between the carbon segment and the seal plate, and where the end face includes at least one groove that conveys a liquid cooling fluid.Type: GrantFiled: October 31, 2019Date of Patent: March 15, 2022Assignee: Raytheon Technologies CorporationInventors: Ronnie K. Kovacik, Kevin Duffy, Brady Walker, Antonio F. Artiles
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Patent number: 11015527Abstract: Aspects of the disclosure are directed to a rotatable shaft, and a plurality of bearings coupled to the rotatable shaft, where the plurality of bearings include a first bearing, a second bearing, and a third bearing, where the first bearing defines an axial first bearing centerline, where the second bearing defines an axial second bearing centerline, where the third bearing defines an axial third bearing centerline, and where the axial second bearing centerline is radially offset from the axial first bearing centerline and the axial third bearing centerline.Type: GrantFiled: November 22, 2017Date of Patent: May 25, 2021Assignee: Raytheon Technologies CorporationInventors: Kevin Duffy, Ronnie K. Kovacik, Keven G. Van Duyn, Jonathan F. Zimmitti, Richard J. Rubendall, Michael M. Davis, Joseph G. Colucci, Steven M. Danley, Christopher J. Zuck, Tina Rezvani
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Patent number: 10655499Abstract: A preloaded ball bearing assembly includes a primary bearing assembly disposed between a rotating component and a static structure. The assembly also includes a preload bearing assembly disposed in contact with the rotating component. The assembly further includes a flexible support disposed between the primary bearing assembly and the preload bearing assembly.Type: GrantFiled: December 21, 2017Date of Patent: May 19, 2020Assignee: UNITED TECHNOLOGIES CORPORATIONInventors: Kevin Duffy, Ronnie K. Kovacik, Michael Gantt
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Publication number: 20200063585Abstract: Aspects of the disclosure are directed to a sealing system for an engine having an axial centerline, comprising: a stationary carbon segment, and a seal plate that rotates when the engine is operated, where the seal plate includes an end face that is opposed to an interface between the carbon segment and the seal plate, and where the end face includes at least one groove that conveys a liquid cooling fluid.Type: ApplicationFiled: October 31, 2019Publication date: February 27, 2020Inventors: Ronnie K. Kovacik, Kevin Duffy, Brady Walker, Antonio F. Artiles
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Patent number: 10494950Abstract: A bearing support assembly includes a bearing assembly, a housing, and a centering spring. The centering spring is coupled to the bearing assembly and the housing. The centering spring includes a plurality of spiral beams. A first of the plurality of spiral beams is defined by a first end and a second end. The first end and the second end correspond to a first circumferential location that is defined relative to a longitudinal centerline of the bearing support assembly.Type: GrantFiled: December 22, 2017Date of Patent: December 3, 2019Assignee: United Technologies CorporationInventors: Ronnie K. Kovacik, Kevin Duffy
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Patent number: 10494941Abstract: Aspects of the disclosure are directed to a sealing system for an engine having an axial centerline, comprising: a stationary carbon segment, and a seal plate that rotates when the engine is operated, where the seal plate includes an end face that is opposed to an interface between the carbon segment and the seal plate, and where the end face includes at least one groove that conveys a liquid cooling fluid.Type: GrantFiled: October 17, 2016Date of Patent: December 3, 2019Assignee: United Technologies CorporationInventors: Ronnie K. Kovacik, Kevin Duffy, Brady Walker, Antonio F. Artiles
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Publication number: 20190195089Abstract: A bearing support assembly includes a bearing assembly, a housing, and a centering spring. The centering spring is coupled to the bearing assembly and the housing. The centering spring includes a plurality of spiral beams. A first of the plurality of spiral beams is defined by a first end and a second end. The first end and the second end correspond to a first circumferential location that is defined relative to a longitudinal centerline of the bearing support assembly.Type: ApplicationFiled: December 22, 2017Publication date: June 27, 2019Inventors: Ronnie K. Kovacik, Kevin Duffy
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Publication number: 20190195088Abstract: A preloaded ball bearing assembly includes a primary bearing assembly disposed between a rotating component and a static structure. The assembly also includes a preload bearing assembly disposed in contact with the rotating component. The assembly further includes a flexible support disposed between the primary bearing assembly and the preload bearing assembly.Type: ApplicationFiled: December 21, 2017Publication date: June 27, 2019Inventors: Kevin Duffy, Ronnie K. Kovacik, Michael Gantt
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Publication number: 20190153946Abstract: Aspects of the disclosure are directed to a rotatable shaft, and a plurality of bearings coupled to the rotatable shaft, where the plurality of bearings include a first bearing, a second bearing, and a third bearing, where the first bearing defines an axial first bearing centerline, where the second bearing defines an axial second bearing centerline, where the third bearing defines an axial third bearing centerline, and where the axial second bearing centerline is radially offset from the axial first bearing centerline and the axial third bearing centerline.Type: ApplicationFiled: November 22, 2017Publication date: May 23, 2019Inventors: Kevin Duffy, Ronnie K. Kovacik, Keven G. Van Duyn, Jonathan F. Zimmitti, Richard J. Rubendall, Michael M. Davis, Joseph G. Colucci, Steven M. Danley, Christopher J. Zuck, Tina Rezvani
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Patent number: 10174635Abstract: A rolling element bearing includes a plurality of rolling elements that are arranged circumferentially around an axis, and radially between a bearing inner ring and a bearing outer ring. The inner ring extends axially between a first end and a second end, and includes a plurality of passages that are fluidly coupled with a channel. The passages are arranged circumferentially around the axis. The channel extends axially into the inner ring from the second end, and includes a gutter that extends radially into and axially within the inner ring.Type: GrantFiled: February 20, 2014Date of Patent: January 8, 2019Assignee: United Technologies CorporationInventors: Brady Walker, Ronnie K. Kovacik
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Publication number: 20180106157Abstract: Aspects of the disclosure are directed to a sealing system for an engine having an axial centerline, comprising: a stationary carbon segment, and a seal plate that rotates when the engine is operated, where the seal plate includes an end face that is opposed to an interface between the carbon segment and the seal plate, and where the end face includes at least one groove that conveys a liquid cooling fluid.Type: ApplicationFiled: October 17, 2016Publication date: April 19, 2018Inventors: Ronnie K. Kovacik, Kevin Duffy, Brady Walker, Antonio F. Artiles
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Publication number: 20180094675Abstract: A bearing centering spring includes a cylindrical body with outer rings at each end, wherein each outer ring has outer raceways on the inner surface of the body. There is also a retaining feature on an end of the body and ports through the body that are positioned between the outer rings.Type: ApplicationFiled: February 9, 2015Publication date: April 5, 2018Inventors: Joseph Grillo, Kevin Duffy, Ronnie K. Kovacik
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Patent number: 9933012Abstract: A bearing centering spring includes a cylindrical body with outer rings at each end, wherein each outer ring has outer raceways on the inner surface of the body. There is also a retaining feature on an end of the body and ports through the body that are positioned between the outer rings.Type: GrantFiled: February 9, 2015Date of Patent: April 3, 2018Assignee: United Technologies CorporationInventors: Joseph Grillo, Kevin Duffy, Ronnie K. Kovacik
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Publication number: 20180045316Abstract: A seal seat includes a base having an annular shape, a neck having an annular shape and being radially outward from the base with the neck having an axial length that is less than an axial length of the base, and a head having an annular shape and being radially outward from the neck with the head having and outer end, a sealing surface, and an axial length that is greater than the axial length of the neck. The seal seat also includes a notch adjacent to the neck formed by the base, neck, and head and a plurality of cooling lubricant passages with each passage of the plurality of cooling lubricant passages extending from the notch to a point on the outer end of the head.Type: ApplicationFiled: August 9, 2016Publication date: February 15, 2018Inventors: Ronnie K. Kovacik, Brady Walker
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Patent number: 9874244Abstract: An oil delivery system is provided. The system may comprise a bearing housing comprising an oil delivery cavity. A bearing may be pressed against the bearing housing. The bearing may comprise an outer ring with a passage formed through the outer ring. A bearing is also provided. The bearing may include an outer ring, and a passage formed through the outer ring.Type: GrantFiled: February 13, 2015Date of Patent: January 23, 2018Assignee: UNITED TECHNOLOGIES CORPORATIONInventors: Joseph Grillo, Kevin Duffy, Ronnie K. Kovacik
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Patent number: 9599161Abstract: A rolling element bearing includes a plurality of rolling elements, a bearing inner ring and a bearing outer ring. The rolling elements are arranged circumferentially around an axis, and radially between the inner ring and the outer ring. The inner ring includes a plurality of first passages, a second passage and a channel that extends axially into the inner ring. The first passages are arranged circumferentially around the axis. The first passages respectively extend axially through the inner ring from a plurality of first passage inlets to the channel. The second passage includes a second passage inlet that is substantially axially aligned with one of the first passage inlets. The second passage extends radially through the inner ring to a second passage outlet.Type: GrantFiled: March 14, 2014Date of Patent: March 21, 2017Assignee: United Technologies CorporationInventors: Brady Walker, Ronnie K. Kovacik, Nasr A. Shuaib
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Publication number: 20160356313Abstract: An oil delivery system is provided. The system may comprise a bearing housing comprising an oil delivery cavity. A bearing may be pressed against the bearing housing. The bearing may comprise an outer ring with a passage formed through the outer ring. A bearing is also provided. The bearing may include an outer ring, and a passage formed through the outer ring.Type: ApplicationFiled: February 13, 2015Publication date: December 8, 2016Applicant: United Technologies CorporationInventors: Joseph Grillo, Kevin Duffy, Ronnie K. Kovacik
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Publication number: 20160025140Abstract: A rolling element bearing includes a plurality of rolling elements, a bearing inner ring and a bearing outer ring. The rolling elements are arranged circumferentially around an axis, and radially between the inner ring and the outer ring. The inner ring includes a plurality of first passages, a second passage and a channel that extends axially into the inner ring. The first passages are arranged circumferentially around the axis. The first passages respectively extend axially through the inner ring from a plurality of first passage inlets to the channel. The second passage includes a second passage inlet that is substantially axially aligned with one of the first passage inlets. The second passage extends radially through the inner ring to a second passage outlet.Type: ApplicationFiled: March 14, 2014Publication date: January 28, 2016Inventors: Brady Walker, Ronnie K. Kovacik, Nasr A. Shuaib
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Publication number: 20160003100Abstract: A rolling element bearing includes a plurality of rolling elements that are arranged circumferentially around an axis, and radially between a bearing inner ring and a bearing outer ring. The inner ring extends axially between a first end and a second end, and includes a plurality of passages that are fluidly coupled with a channel. The passages are arranged circumferentially around the axis. The channel extends axially into the inner ring from the second end, and includes a gutter that extends radially into and axially within the inner ring.Type: ApplicationFiled: February 20, 2014Publication date: January 7, 2016Applicant: United Technologies CorporationInventors: Brady Walker, Ronnie K. Kovacik