Patents Assigned to Waukesha Bearings Corporation
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Patent number: 11879447Abstract: A packing case assembly includes a packing cup configured to be disposed along a piston rod of a reciprocating gas compressor system; and a packing ring set disposed in the packing cup, the packing ring set including multiple rings. The packing ring set is configured to be disposed circumferentially around a portion of the length of the piston rod. A backup packing ring of the packing ring set includes a first region including a polymer, and a second region including a metal.Type: GrantFiled: September 9, 2021Date of Patent: January 23, 2024Assignee: Waukesha Bearings CorporationInventors: Jie Zhou, David Donald Johnson, III
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Patent number: 11841290Abstract: A bearing monitoring/analysis system includes an acoustic emission sensor positioned adjacent a fluid film bearing, component thereof, or adjacent structure such that the acoustic emission sensor may collect a signal from the bearing, wherein the signal may be analyzed to allow a user to gain information regarding the fluid film bearing.Type: GrantFiled: February 18, 2022Date of Patent: December 12, 2023Assignee: Waukesha Bearings CorporationInventors: Jie Zhou, Barry Blair
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Patent number: 11255750Abstract: A bearing monitoring/analysis system may comprise an acoustic emission sensor positioned adjacent a fluid film bearing, component thereof, and/or adjacent structure such that the acoustic emission sensor may collect a signal from the bearing, wherein the signal may be analyzed to allow a user to gain information regarding the fluid film bearing.Type: GrantFiled: May 22, 2018Date of Patent: February 22, 2022Assignee: Waukesha Bearings CorporationInventors: Jie Zhou, Barry Blair
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Patent number: 10808756Abstract: A first embodiment of a compliant bearing includes a main body and a bearing surface. The main body and the bearing surface may be engaged with one another via one or more bearing surface springs configured such that the bearing surface is compliant with respect to the main body. A second embodiment of a compliant bearing includes a main body and at least one bearing pad. The main body and the bearing pad may be engaged with one another via one or more pad radial and/or pad axial springs configured such that the bearing pad is compliant with respect to the main body. A sensor web may be integrated into the compliant bearing. In one embodiment the sensor web comprises at least one sensor configured as a strain gauge and affixed to a bearing surface spring.Type: GrantFiled: December 19, 2018Date of Patent: October 20, 2020Assignee: Waukesha Bearings CorporationInventor: Jongsoo Kim
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Patent number: 10539182Abstract: A hybrid bearing may increase heat transfer, bearing load capacity, and bearing life in various applications, including but not limited to radial and axial tilting pad bearings. In the illustrative hybrid bearings, the hybrid bearing may comprise at least one tilt pad that is moveable with respect to a main body and at least one fixed pad that is fixed with respect to the main body. Either the fixed pad or the tilt pad (and/or a surface thereof) may be comprised of a non-metallic material (e.g., a polymer or a ceramic material).Type: GrantFiled: April 6, 2018Date of Patent: January 21, 2020Assignee: Waukesha Bearings CorporationInventors: Barry Blair, Richard Livermore-Hardy, Dan Brandenburg
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Patent number: 10443652Abstract: A countershaft as disclosed herein may include one or more bearing zones along its axial length. Each bearing zone may include one or more radial holes in fluid communication with one or more grooves, respectively, and one or more axial channels formed along the longitudinal length of the countershaft. Each groove may be positioned adjacent an interface between a rotating member and a non-rotating member and include one or more features therein, such as a profile and/or taper.Type: GrantFiled: January 29, 2018Date of Patent: October 15, 2019Assignee: Waukesha Bearings CorporationInventors: Barry Blair, James L. Otto, Mike Gwizdek
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Patent number: 10240631Abstract: Embodiments disclosed herein relate to bearing apparatuses including a bearing assembly having a continuous superhard bearing element including a continuous superhard bearing surface and a tilting pad bearing assembly. The disclosed bearing apparatuses may be employed in pumps, turbines or other mechanical systems. In an embodiment, the bearing apparatus includes a first and second bearing assembly. The first bearing assembly includes a first support ring and a plurality of tilting pads. Each tilting pad is tilted and/or tiltably secured relative to the first support ring. The second bearing assembly includes a continuous superhard bearing element. The continuous superhard bearing element includes a continuous superhard bearing surface facing the plurality of tilting pads and exhibits a maximum lateral width greater than about 2 inches.Type: GrantFiled: November 24, 2015Date of Patent: March 26, 2019Assignees: US SYNTHETIC CORPORATION, WAUKESHA BEARINGS CORPORATIONInventors: Jair J. Gonzalez, Leonidas C. Leite, Sriram Venkatesan
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Patent number: 9879723Abstract: A countershaft as disclosed herein may include one or more bearing zones along its axial length. Each bearing zone may include one or more radial holes in fluid communication with one or more grooves, respectively, and one or more axial channels formed along the longitudinal length of the countershaft. Each groove may be positioned adjacent an interface between a rotating member and a non-rotating member and include one or more features therein, such as a profile and/or taper.Type: GrantFiled: February 1, 2016Date of Patent: January 30, 2018Assignee: Waukesha Bearings CorporationInventors: Barry Blair, James L. Otto, Mike Gwizdek
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Patent number: 9790992Abstract: Embodiments disclosed herein are directed to bearing assemblies that include integrated lubrication, bearing apparatuses including such bearing assemblies, and related methods. For example, a lubricated bearing assembly may include a lubricant that may lubricate the bearing surface thereof during operation of the lubricated bearing assembly and/or bearing apparatus including the lubricated bearing assembly.Type: GrantFiled: April 20, 2017Date of Patent: October 17, 2017Assignees: WAUKESHA BEARINGS CORPORATION, US SYNTHETIC CORPORATIONInventors: Brent A. Lingwall, Richard Raymond Shultz, Leonidas C. Leite
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Patent number: 9644676Abstract: Embodiments disclosed herein are directed to bearing assemblies that include integrated lubrication, bearing apparatuses including such bearing assemblies, and related methods. For example, a lubricated bearing assembly may include a lubricant that may lubricate the bearing surface thereof during operation of the lubricated bearing assembly and/or bearing apparatus including the lubricated bearing assembly.Type: GrantFiled: March 17, 2016Date of Patent: May 9, 2017Assignees: US SYNTHETIC CORPORATION, WAUKESHA BEARINGS CORPORATIONInventors: Brent A. Lingwall, Richard Raymond Shultz, Leonidas C. Leite
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Patent number: 9534637Abstract: A trailing edge cooled bearing provides an illustrative embodiment of an apparatus for increasing heat transfer in various bearings, including but not limited to radial and axial tilting pad bearings. In the illustrative embodiment, the trailing edge cooled bearing may comprise at least one journal pad having a leading and trailing edge. The trailing edge may include a trailing edge face having one or more grooves formed therein. A spray bar may having one or more apertures formed therein may be positioned adjacent the trailing edge face to deliver fluid thereto.Type: GrantFiled: March 13, 2014Date of Patent: January 3, 2017Assignee: WAUKESHA BEARINGS CORPORATIONInventors: Richard Livermore-Hardy, Barry Blair
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Patent number: 9328797Abstract: A module flexible ligament damper includes an cylindrical inner structure with a central axis and an outer cylindrical surface. An outer casing with an inner cylindrical surface is positioned around the inner structure. A modular ligament with an inner flange and an outer flange connected by a web is positioned between the inner structure and the casing. The inner flange is connected to the inner structure and the outer flange is connected to the casing to support the inner structure within the casing, and to permit free orbital movement of the inner structure on a plane perpendicular to the axis of the inner structure. In one embodiment, the web is straight but does not intersect the axis of the inner structure for flexing in a radial direction. In other embodiments, the web is curved for radial flexing.Type: GrantFiled: August 15, 2014Date of Patent: May 3, 2016Assignee: WAUKESHA BEARINGS CORPORATIONInventor: Fouad Y. Zeidan
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Patent number: 9309923Abstract: Embodiments disclosed herein are directed to bearing assemblies that include integrated lubrication, bearing apparatuses including such bearing assemblies, and related methods. For example, a lubricated bearing assembly may include a lubricant that may lubricate the bearing surface thereof during operation of the lubricated bearing assembly and/or bearing apparatus including the lubricated bearing assembly.Type: GrantFiled: December 5, 2014Date of Patent: April 12, 2016Assignees: US SYNTHETIC CORPORATION, WAUKESHA BEARINGS CORPORATIONInventors: Brent A. Lingwall, Richard Raymond Shultz, Leonidas C. Leite
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Patent number: 9284976Abstract: A countershaft as disclosed herein may include one or more bearing zones along its axial length. Each bearing zone may include one or more radial holes in fluid communication with one or more grooves, respectively, and one or more axial channels formed along the longitudinal length of the countershaft. Each groove may be positioned adjacent an interface between a rotating member and a non-rotating member and include one or more features therein, such as a profile and/or taper.Type: GrantFiled: March 11, 2014Date of Patent: March 15, 2016Assignee: Waukesha Bearings CorporationInventors: Barry Blair, James L. Otto, Mike Gwizdek
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Patent number: 9279446Abstract: A bearing with axial variations may include two or more different zones along its axial length either on the surface of a bore formed in the main body of the bearing with axial variations or on the outside diameter thereof. Each zone may include one or more radial holes in fluid communication with one or more grooves, respectively, wherein each groove may be positioned adjacent an interface between a rotating member and a non-rotating member.Type: GrantFiled: March 10, 2014Date of Patent: March 8, 2016Assignee: Waukesha Bearings CorporationInventors: Jie Zhou, Barry Blair
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Patent number: 9200675Abstract: A first embodiment of a compliant bearing includes a main body and a bearing surface. The main body and the bearing surface may be engaged with one another via one or more bearing surface springs configured such that the bearing surface is compliant with respect to the main body. A second embodiment of a compliant bearing includes a main body and at least one bearing pad. The main body and the bearing pad may be engaged with one another via one or more pad radial and/or pad axial springs configured such that the bearing pad is compliant with respect to the main body. A sensor web may be integrated into the compliant bearing. In one embodiment the sensor web comprises at least one sensor configured as a strain gauge and affixed to a bearing surface spring.Type: GrantFiled: March 3, 2014Date of Patent: December 1, 2015Assignee: WAUKESHA BEARINGS CORPORATIONInventor: Jongsoo Kim
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Publication number: 20140270607Abstract: A trailing edge cooled bearing provides an illustrative embodiment of an apparatus for increasing heat transfer in various bearings, including but not limited to radial and axial tilting pad bearings. In the illustrative embodiment, the trailing edge cooled bearing may comprise at least one journal pad having a leading and trailing edge. The trailing edge may include a trailing edge face having one or more grooves formed therein. A spray bar may having one or more apertures formed therein may be positioned adjacent the trailing edge face to deliver fluid thereto.Type: ApplicationFiled: March 13, 2014Publication date: September 18, 2014Applicant: WAUKESHA BEARINGS CORPORATIONInventors: Richard Livermore-Hardy, Barry Blair
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Publication number: 20140265730Abstract: An illustrative embodiment of a damper for use with rotary machinery may include a damper mass connected to an electronics housing via one or more piezo elements. The illustrative embodiment of the damper may include one or more electrical components wherein the electrical components, piezo elements, and/or damper mass may be tuned such that the damper is configured with an electrical resonance frequency corresponding to a mechanical resonance frequency present in a component of the rotary machinery. The piezo elements may be extension/retraction type or bending type, and they may have any orientation with respect to the rotational axis of the rotary machinery depending on the specific embodiment and/or application of the damper.Type: ApplicationFiled: March 12, 2014Publication date: September 18, 2014Applicant: Waukesha Bearings CorporationInventor: Michael K. Swann
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Publication number: 20140254966Abstract: A bearing with axial variations may include two or more different zones along its axial length either on the surface of a bore formed in the main body of the bearing with axial variations or on the outside diameter thereof. Each zone may include one or more radial holes in fluid communication with one or more grooves, respectively, wherein each groove may be positioned adjacent an interface between a rotating member and a non-rotating member.Type: ApplicationFiled: March 10, 2014Publication date: September 11, 2014Applicant: WAUKESHA BEARINGS CORPORATIONInventors: Jie Zhou, Barry Blair
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Publication number: 20140254963Abstract: A countershaft as disclosed herein may include one or more bearing zones along its axial length. Each bearing zone may include one or more radial holes in fluid communication with one or more grooves, respectively, and one or more axial channels formed along the longitudinal length of the countershaft. Each groove may be positioned adjacent an interface between a rotating member and a non-rotating member and include one or more features therein, such as a profile and/or taper.Type: ApplicationFiled: March 11, 2014Publication date: September 11, 2014Applicant: Waukesha Bearings CorporationInventors: Barry Blair, James L. Otto, Jie Zhou