Patents Assigned to Harco Laboratories, Inc.
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Publication number: 20140311796Abstract: A wire harness and method for manufacturing thereof are provided. The wire harness includes a plurality of wires, a terminal member, an inverted sleeve, and a high temperature moisture resistant sealant. The plurality of wires includes one or more wires with protective layers of metal and fiberglass and skived Teflon tape as a moisture barrier where at least one end of the wires with protective layers of metal and fiberglass is connected with a terminal member. Protection from moisture is enhanced by enclosing at least one end of the wires with protective layers of metal glass with the inverted sleeve. The inverted sleeve provided has ends where each end has a fold, thereby preventing frayed edges from being exposed to the sleeve's surrounding environment. The inverted sleeve is coated with a high temperature moisture resistant sealant and encloses junctions between wire ends and terminal members and/or junctions between terminal members.Type: ApplicationFiled: April 17, 2013Publication date: October 23, 2014Applicant: Harco Laboratories, Inc.Inventors: Robert C. Gannon, John M. Champagne, Igor Giterman
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Publication number: 20140202244Abstract: The present invention refers to a sensor device and associated method of locking sensor device components. In some aspects of the invention, a housing assembly comprises a housing case for an exhaust gas temperature probe sensor device that can be used to lock one or more traversing studs and form an environmental seal using a plurality of insulators and a fastener locked onto the elongated body of each of the studs. The locking features of the housing case and locking part geometry can function to securely hold and align parts when the fastener is locked into place. The fastener can be a press fit bushing with a bushing weld.Type: ApplicationFiled: January 18, 2013Publication date: July 24, 2014Applicant: HARCO LABORATORIES, INC.Inventor: Igor Giterman
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Patent number: 7915994Abstract: A sensor and method of manufacturing a variable resistance sensor with a protective sheath that is cost effective and highly reliable, with stable resistance with an operating range of up to 1700° C. in hostile environments. The sheath is formed of highly stable dispersion hardened materials capable of withstanding mechanical loads and chemical attacks at elevated temperatures while maintaining internal chemical integrity.Type: GrantFiled: March 24, 2006Date of Patent: March 29, 2011Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7782171Abstract: An electric resistive heater having an extended temperature range and repeatable heating characteristics. The resistor being formed of a material having at least one noble metal and an oxide selected from the group consisting of yttrium oxide, cerium oxide, zirconium oxide, and combinations of these. The resistor may further have the oxide dispersion hardened within grain boundaries and a main body portion of the noble metal.Type: GrantFiled: February 23, 2006Date of Patent: August 24, 2010Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7611280Abstract: A rugged sensor and method for manufacturing such, for use in hostile environments, the sensor exhibiting high mechanical strength to protect the sensor from physical damage. The sensor system also including a modular component that may variously be connected to the sensor to extension thereof, the modular component also exhibiting high mechanical strength to protect electrical conductors located therein.Type: GrantFiled: March 4, 2004Date of Patent: November 3, 2009Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7518478Abstract: A universal magnetic switching assembly for detecting relative movement between first and second members, the universal switching assembly mounted on a bracket that may be used to adjust the positioning of the magnetic components relative to each other on opposing members to maintain the operational gap between the opposing magnetic components.Type: GrantFiled: December 21, 2006Date of Patent: April 14, 2009Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7248136Abstract: A universal magnetic switching assembly for detecting relative movement between first and second members, the universal switching assembly including, a flux directing device for selectively directing a majority of applied magnetic flux, such that an externally applied magnetic field cannot be used to defeat the magnetic switch assembly. The magnetic switching assembly also including at least one tamper switch to detect application of an external magnetic field.Type: GrantFiled: December 22, 2005Date of Patent: July 24, 2007Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7218194Abstract: An improved magnetic switching assembly for detecting relative movement between first and second members, the switching assembly including a flux directing device for channeling a majority of applied magnetic flux away from a shiftable body such that an externally applied magnetic field cannot be used to defeat the magnetic switch assembly. The improved magnetic switching assembly also including at least one tamper switch to detect application of an external magnetic field.Type: GrantFiled: August 12, 2005Date of Patent: May 15, 2007Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7187259Abstract: A universal magnetic switching assembly for detecting relative movement between first and second members, the universal switching assembly mounted on a bracket that may be used to adjust the positioning of the magnetic components relative to each other on opposing members to maintain the operational gap between the opposing magnetic components.Type: GrantFiled: April 7, 2006Date of Patent: March 6, 2007Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7137297Abstract: A method for coupling components of a fluid sensor assembly for a vehicle, the method comprising the steps of providing a body portion of a fluid sensor assembly with a joining section that has a mating surface, providing a head portion of a fluid sensor assembly with a joining section that has a mating surface, introducing the mating surface of the body portion joining section to the mating surface of the head portion joining section to define a overlapping configuration, providing a first magnetic field that opposes a second magnetic field to produce a force field, exposing the overlapped configuration to the force field that surpasses both joining sections' material yield strength without causing either joining section's material to flow and coupling together the mating surfaces of both joining sections of the overlapped configuration with the force field to form a fluid sensor assembly.Type: GrantFiled: May 11, 2004Date of Patent: November 21, 2006Assignee: Harco Laboratories, Inc.Inventor: Igor Giterman
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Patent number: 7131768Abstract: A sensor and method of manufacturing an extended temperature range EMF sensor that is cost effective and highly reliable, with a stable EMF output and with an operating range of up to 1700° C. in hostile environments. The sensor is formed of highly stable dispersion hardened materials capable of withstanding mechanical loads and chemical attacks at elevated temperatures while maintaining internal chemical integrity. Electronics are implemented to condition the devices output and convert it to an industry standard.Type: GrantFiled: December 16, 2003Date of Patent: November 7, 2006Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 7026908Abstract: A sensor and method of manufacturing an extended temperature range variable resistance sensor that is cost effective and highly reliable, with stable resistance with an operating range of up to 1700° C. in hostile environments. The sensor is formed of highly stable dispersion hardened materials capable of withstanding mechanical loads and chemical attacks at elevated temperatures while maintaining internal chemical integrity. Electronics are implemented to condition the devices output and convert it to an industry standard.Type: GrantFiled: November 13, 2003Date of Patent: April 11, 2006Assignee: Harco Laboratories, Inc.Inventor: Samir W. Habboosh
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Patent number: 6881932Abstract: An improved air data sensing probe de-icing system that provides for dramatically increased reliability and lifespan, utilizing solid-state heating elements that are electrically connected in parallel and having inherent temperature control, where each of the heating elements are able to provide full system power in the event of failure of one of the heating elements such that system redundancy and de-rating is achieved.Type: GrantFiled: April 29, 2003Date of Patent: April 19, 2005Assignee: Harco Laboratories, Inc.Inventor: Igor Giterman
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Patent number: 6498654Abstract: A proximity detector for detecting the position of a magnetic target having a transceiver module with a light emitting source, an optical detector, and a 2×2 optical coupler joining the light emitting source and optical detector is provided. A sensor having an outer case houses a collimating lens, a polarizer, a Faraday material, and a mirror. A multi-mode optical fiber connects the transceiver module to the sensor. Preferably, the proximity detector detects the position of the magnetic target, which is substantially axially spaced from the sensor, using a single polarizer aligned with a single Faraday material. Preferably, the Faraday material comprises an iron garnet material, and most preferably a bismuth iron garnet material.Type: GrantFiled: June 9, 2000Date of Patent: December 24, 2002Assignee: Harco Laboratories, Inc.Inventor: Francis J. Cusack, Jr.
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Patent number: 5888097Abstract: There is provided a backshell assembly for a repairable cable assembly having a cable with wires and an electrical connector including an electrically conductive housing with an opening and electrical contacts mounted inside the housing, where the wires are electrically coupled to the electrical contacts. The backshell assembly includes an electrically conductive cable shield adapter engaging the cable and providing electrical shielding for the wires. Detachably engaging the cable shield adapter is an electrically conductive sleeve which also provides electrical shielding for the wires. The sleeve and the cable shield adapter are sized to telescopingly engage one another. The backshell assembly further includes an electrically conductive coupling member engaging the sleeve and detachably engaging the housing over the opening such that when the coupling member is detached from the housing, the sleeve is slidable away from the cable shield adapter to provide access to the wires and to the electrical contacts.Type: GrantFiled: February 13, 1997Date of Patent: March 30, 1999Assignee: Harco Laboratories, Inc.Inventor: William M. DiCicco