Patents by Inventor William R. Stagi
William R. Stagi 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: 9239351Abstract: An injection protocol for a cable includes selecting a cable for testing, selecting a pre-injection electrical discharge test for determining if electrical discharge activity occurs at or about operating voltage of the cable, configuring the cable for the pre-injection electrical discharge test; running the pre-injection electrical discharge test on the cable, and determining whether to inject the cable with a restorative fluid based upon electrical discharge activity detected at or about operating voltage of the cable.Type: GrantFiled: March 15, 2013Date of Patent: January 19, 2016Assignee: Novinium, Inc.Inventor: William R. Stagi
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Publication number: 20150160283Abstract: A number of TDR systems and testing methods are provided that improve the quality and accuracy of information collected when propagating a signal along a length of cable in order to pinpoint specific anomalies. One or more of the TDR systems includes, for example, a computing device, a pulse generator, and at least one capacitive test sensor. The at least one capacitive test sensor transmits/receives pulses to/from a power system component, such as an insulated power cable, in a capacitive manner.Type: ApplicationFiled: February 13, 2015Publication date: June 11, 2015Applicant: UTILX CORPORATIONInventors: Nelson Hall, William R. Stagi
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Patent number: 8988099Abstract: A number of TDR systems and testing methods are provided that improve the quality and accuracy of information collected when propagating a signal along a length of cable in order to pinpoint specific anomalies. One or more of the TDR systems includes, for example, a computing device, a pulse generator, and at least one capacitive test sensor. The at least one capacitive test sensor transmits/receives pulses to/from a power system component, such as an insulated power cable, in a capacitive manner.Type: GrantFiled: June 22, 2010Date of Patent: March 24, 2015Assignee: UTILX CorporationInventors: Nelson Hall, William R. Stagi
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Patent number: 8967178Abstract: A valve assembly configured to close off the flow of fluid within a fluid injection assembly includes a fluid column having a first open end and a second open end. A fluid flow path is defined between the first and second open ends of the fluid column, and a saturation valve portion is disposed within the fluid flow path. The saturation valve portion is a first configuration when no fluid is flowing through the fluid flow path, and the saturation valve portion transitions to a second configuration when fluid is flowing through the fluid flow path.Type: GrantFiled: April 20, 2012Date of Patent: March 3, 2015Assignee: UTILX CorporationInventors: James Steele, William R. Stagi, Alexander Babchanik
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Publication number: 20140266271Abstract: An injection protocol for a cable includes selecting a cable for testing, selecting a pre-injection electrical discharge test for determining if electrical discharge activity occurs at or about operating voltage of the cable, configuring the cable for the pre-injection electrical discharge test; running the pre-injection electrical discharge test on the cable, and determining whether to inject the cable with a restorative fluid based upon electrical discharge activity detected at or about operating voltage of the cable.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Applicant: UTILX CorporationInventor: William R. Stagi
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Publication number: 20130276907Abstract: A valve assembly configured to close off the flow of fluid within a fluid injection assembly includes a fluid column having a first open end and a second open end. A fluid flow path is defined between the first and second open ends of the fluid column, and a saturation valve portion is disposed within the fluid flow path. The saturation valve portion is a first configuration when no fluid is flowing through the fluid flow path, and the saturation valve portion transitions to a second configuration when fluid is flowing through the fluid flow path.Type: ApplicationFiled: April 20, 2012Publication date: October 24, 2013Applicant: UTILX CORPORATIONInventors: James Steele, William R. Stagi, Alexander Babchanik
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Patent number: 8344252Abstract: A cable splice connection assembly for coupling a first cable to a second cable generally includes a main body having first and second ends and defining an inner cavity, the first end configured to receive at least a portion of a first cable therein, and the second end configured to receive at least a portion of a second cable therein, and a first engagement mechanism configured to couple the main body to a first cable wherein the first engagement mechanism includes a cable seal, wherein the cable seal includes an adhesive seal.Type: GrantFiled: August 20, 2009Date of Patent: January 1, 2013Assignee: UTILX CorporationInventors: James Steele, William R. Stagi
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Publication number: 20110294350Abstract: A connector or similar apparatus for connecting or terminating at least one cable or cable section is provided. The connector includes at least one stepped cavity for receiving a cooperatingly sized and configured stepped conductor end of the cable or cable section. The stepped cavity includes two or more adjoining cavity sections of decreasing diameter. After insertion of the stepped conductor end of the cable or cable section into the stepped cavity, the cable or cable section may be affixed to the connector via crimping or other suitable coupling techniques. Prior to insertion, the stepped conductor end is cleaned so as to remove oxidation, dirt and debris, and/or strand fill, etc.Type: ApplicationFiled: April 29, 2011Publication date: December 1, 2011Applicant: UTILX CORPORATIONInventor: William R. Stagi
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Publication number: 20110171369Abstract: A method of contacting the interior of the cable with a fluid mixture comprises supplying the fluid mixture to the interior. The fluid mixture includes (A) a liquid anti-treeing agent and (B) a water-reactive compound or a water-reactive anti-treeing agent. The liquid anti-treeing agent (A) and the water-reactive compound or the water reactive anti-treeing agent (B) are present in amounts to obtain a fluid mixture with a boiling point ?90° C.Type: ApplicationFiled: March 22, 2011Publication date: July 14, 2011Inventors: Julie L. Cook, James L. Goudie, Diane M. Kosal, Lori Stark-Kasley, Wayne J. Chatterton, Ganiyu Jaiyeola, William R. Stagi, James A. Steele
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Patent number: 7959477Abstract: A cable termination connection assembly for coupling a cable to an apparatus generally includes a main body defining an inner cavity having first and second ends, the main body configured to receive a pressurized fluid, and the first end configured to receive at least a portion of the cable therein, and a first engagement mechanism configured to couple the main body to the cable, wherein the first engagement mechanism includes a first adhesive seal.Type: GrantFiled: August 20, 2009Date of Patent: June 14, 2011Assignee: UTILX CorporationInventors: James Steele, William R. Stagi
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Publication number: 20110043244Abstract: A number of TDR systems and testing methods are provided that improve the quality and accuracy of information collected when propagating a signal along a length of cable in order to pinpoint specific anomalies. One or more of the TDR systems includes, for example, a computing device, a pulse generator, and at least one capacitive test sensor. The at least one capacitive test sensor transmits/receives pulses to/from a power system component, such as an insulated power cable, in a capacitive manner.Type: ApplicationFiled: June 22, 2010Publication date: February 24, 2011Applicant: UTILX CORPORATIONInventors: Nelson Hall, William R. Stagi
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Patent number: 7777131Abstract: Composition and method for enhancing the dielectric strength of an in-service solid dielectric shielded electrical cable and preventing corrosion of a central aluminum conductor of the cable by supplying the cable with an alkoxysilane composition. In one embodiment, the alkoxysilane composition includes dimethyldi(n-butoxy)silane.Type: GrantFiled: December 27, 2007Date of Patent: August 17, 2010Assignee: Utilx CorporationInventors: Wayne J. Chatterton, James Steele, William R. Stagi
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Patent number: 7723611Abstract: Embodiments of a cable connector are provided that include an inner connector assembly and an outer connector housing. In use, the cable connector securely fastens or splices together at least two cables or cable sections and in electrical communication while also providing fluid communication therebetween. The cable connector further protects, and preferably seals off, the connection interface between the cables or cable sections and from the environment.Type: GrantFiled: June 9, 2009Date of Patent: May 25, 2010Assignee: UTILX CorporationInventors: William R. Stagi, James Steele
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Patent number: 7704087Abstract: A method and apparatus are described to prevent the unwanted energizing of equipment not normally intended to be energized when delivering a fluid to an energized power cable. The method and apparatus relate to the installation of a fluid back-flow prevention device in the line or equipment carrying a fluid to the cable, and also providing a pressure relief device that may relieve excess pressure to prevent damaging equipment.Type: GrantFiled: September 6, 2005Date of Patent: April 27, 2010Assignee: Utilx CorporationInventors: William R. Stagi, James Steele
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Publication number: 20100059275Abstract: A cable splice connection assembly for coupling a first cable to a second cable generally includes a main body having first and second ends and defining an inner cavity, the first end configured to receive at least a portion of a first cable therein, and the second end configured to receive at least a portion of a second cable therein, and a first engagement mechanism configured to couple the main body to a first cable wherein the first engagement mechanism includes a cable seal, wherein the cable seal includes an adhesive seal.Type: ApplicationFiled: August 20, 2009Publication date: March 11, 2010Applicant: UTILX CORPORATIONInventors: James Steele, William R. Stagi
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Publication number: 20100062628Abstract: A cable termination connection assembly for coupling a cable to an apparatus generally includes a main body defining an inner cavity having first and second ends, the main body configured to receive a pressurized fluid, and the first end configured to receive at least a portion of the cable therein, and a first engagement mechanism configured to couple the main body to the cable, wherein the first engagement mechanism includes a first adhesive seal.Type: ApplicationFiled: August 20, 2009Publication date: March 11, 2010Applicant: UTILX CORPORATIONInventors: James Steele, William R. Stagi
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Patent number: 7658629Abstract: A cable connection assembly for coupling a cable to an apparatus. The cable connection assembly may include a main body defining an inner cavity adapted to receive a pressurized fluid and receive at least a portion of the cable. The cable connection assembly may also include an attachment mechanism adapted to couple the main body to the cable and a seal assembly adapted to sealingly couple the main body to the apparatus. The cable connection assembly may also include an inlet port passing through the main body for permitting the pressurized fluid to be injected into the inner cavity.Type: GrantFiled: March 17, 2008Date of Patent: February 9, 2010Assignee: UTILX CorporationInventors: William R. Stagi, James Steele
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Patent number: 7621767Abstract: A cable connection assembly for coupling a cable to an apparatus. The cable connection assembly may include a main body defining an inner cavity adapted to receive a pressurized fluid and receive at least a portion of the cable. The cable connection assembly may also include an attachment mechanism adapted to couple the main body to the cable and a seal assembly adapted to sealingly couple the main body to the apparatus. The cable connection assembly may also include an inlet port passing through the main body for permitting the pressurized fluid to be injected into the inner cavity.Type: GrantFiled: February 8, 2008Date of Patent: November 24, 2009Assignee: UTILX CorporationInventors: William R. Stagi, James Steele
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Publication number: 20090246995Abstract: Embodiments of a cable connector are provided that include an inner connector assembly and an outer connector housing. In use, the cable connector securely fastens or splices together at least two cables or cable sections and in electrical communication while also providing fluid communication therebetween. The cable connector further protects, and preferably seals off, the connection interface between the cables or cable sections and from the environment.Type: ApplicationFiled: June 9, 2009Publication date: October 1, 2009Applicant: UTILX CORPORATIONInventors: William R. Stagi, James Steele
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Publication number: 20090209141Abstract: A cable connection assembly (100, 200, or 300) for coupling a cable (102, 104, 204, 302, or 304) to an apparatus (106, 206, or 306). The cable connection assembly includes a collar (108, 110, 210, 308, or 310) adapted to sealingly engage the apparatus, the collar having a fastener (144) for coupling the collar to the cable by rotating the collar into locking engagement with at least a portion of the cable.Type: ApplicationFiled: May 1, 2009Publication date: August 20, 2009Applicant: UTILX CORPORATIONInventors: William R. Stagi, Jorge Albe, James Steele