| Patent Number |
Title Of Patent |
Date Issued |
| 7326881 |
Floor heating system |
February 5, 2008 |
| A floor heating system including a sub-floor, a plurality of fasteners, a first heater conductor assembly and a second heater conductor assembly. The first conductor assembly including a first resistive conductor having a first length, first and second ends, and two low resistance conduc |
| 7180040 |
Crimp splice for an electrical resistance heating cable |
February 20, 2007 |
| An electrical resistance heating cable, including a resistance heating wire having a resistive conductor, an insulation at least partially surrounding said resistive conductor; and an end. A crimp connector is connected to the end. A thermally conductive sleeve at least partially sur |
| 6978577 |
Heated roof gutter assembly |
December 27, 2005 |
| A gutter assembly for use on a roof includes a gutter, a cover over the gutter, and a heater plate disposed under the cover. The cover includes a bottom surface which is at least partially covered with a heat absorbing material. The heater plate carries at least one heater. |
| 6972395 |
Apparatus and method for tracking the melting of frozen precipitation |
December 6, 2005 |
| A snow melting system including a controller, a first heater supplying heat under the control of the controller, the first heater supplying heat at a power density, a moisture detection apparatus located apart from the first heater, the moisture detection apparatus communicatively couple |
| 6943319 |
Triaxial heating cable system |
September 13, 2005 |
| A cut-to-length heating system including a heating cable having a first conductor with a first resistivity and a second conductor with a second resistivity. The heating cable having a first end and a second end with the first conductor being electrically connected to the second conductor |
| 6915959 |
Apparatus and method for monitoring of an automatic deicing controller |
July 12, 2005 |
| An ice and snow melting heater control assembly including at least one sensor, at least one heater element and a controller communicatively coupled with the at least one sensor and the at least one heater element, the controller directing status information about at least one sensor to |
| 6489594 |
Heating apparatus for preventing ice dams on a roof |
December 3, 2002 |
| A snow-melting apparatus prevents ice dams on an outside surface of a roof of a building. An outer edge section of the roof extends over and beyond an outside wall of the building in an outward direction. A heat conduction device includes a substantially planar body portion formed of a |
| 6459269 |
Capacitance rejecting ground fault protecting apparatus and method |
October 1, 2002 |
| An apparatus and a method of controlling a load in response to a ground fault condition includes measuring a ground fault alternating current flowing from the load. A real part and an imaginary part of the ground fault alternating current is ascertained. Electrical power is removed from |
| 6445349 |
Satellite antenna heating system powered by a storage capacitor |
September 3, 2002 |
| A heated antenna system includes an antenna having a reflecting surface and a heater associated with the reflecting surface. A storage capacitor is connected with and provides power to the heater. An electronic control system is electrically connected to the storage capacitor. The electr |
| 6326930 |
Apparatus for remote monitoring and control of an automatic deicing controller |
December 4, 2001 |
| A heated antenna system includes an antenna having a reflecting surface and a heater associated with the reflecting surface. A heater controller includes a temperature sensor and/or a moisture sensor. The heater controller applies a voltage to the heater dependent upon an output of the |
| 6297475 |
Method for preventing ice dams on a roof |
October 2, 2001 |
| A method of preventing ice dams on an outside surface of a roof of a building includes placing a heating device below the roof. At least one of an ambient outside temperature and a presence of ambient moisture is sensed. An air-borne signal is transmitted dependent upon the sensing s |
| 6218647 |
Method and apparatus for using direct current to detect ground faults in a shielded heater wire |
April 17, 2001 |
| An ice and snow melting system includes at least one sensor configured for sensing a temperature or moisture associated with an ambient environment and providing a signal indicative thereof. A heater for melting the ice and snow includes a heater wire, a layer of insulation substantially |
| 6215110 |
Formable heater tape assembly |
April 10, 2001 |
| A heater tape assembly for heating an object to be heated includes an elongate first tape, an elongate second tape and at least one heater wire. The elongate first tape has a pair of opposing side edges and a first surface extending between the side edges. The first tape also has a p |
| 6215102 |
Heating apparatus for preventing ice dams on a roof |
April 10, 2001 |
| A heating apparatus for preventing ice dams on an outside surface of a roof of a building includes a heating device placed below the roof. An automatic controller includes a ground fault circuit interrupter in communication with the heating device. The ground fault circuit interrupte |
| 6208262 |
Floor condition sensor |
March 27, 2001 |
| A floor sensor assembly includes a receptacle having at least one first electrical contact and a first substantially flat surface partially defining a floor surface. A sensor device is detachably secured to the receptacle and includes at least one second electrical contact electrical |
| 6195056 |
Thermally insulated satellite reflector assembly with non-embedded heater assembly |
February 27, 2001 |
| A reflector assembly in a satellite system includes a reflector having a reflecting surface and a back surface. The back surface is opposite the reflecting surface and has a plurality of ribs extending transversely therefrom. The reflector assembly further includes a layer of air-ent |
| 6195055 |
Dish antenna heating assembly |
February 27, 2001 |
| A dish antenna heating assembly includes a dish antenna having a convex rear surface. a heating element associated with at least a portion of the convex rear surface a fabric cover overlying at least that portion of the convex rear surface with which the heating element is associated, an |
| 6184505 |
Gauge assembly for holding heater wire |
February 6, 2001 |
| A gauge assembly holds heater wire adjacent to a surface to be heated. The assembly includes a plurality of elongate elements, with each elongate element having two opposite ends. Each opposite end is pivotably connected to a corresponding opposite end of an adjacent elongate element. At |
| 6184495 |
Method and heating apparatus for preventing ice dams on a roof |
February 6, 2001 |
| A method prevents ice dams on an outside surface of a slanted roof of a building. The building has an outside wall. The roof extends over and beyond the outside wall in an outward direction. The method includes placing a first heating device between the roof and the outside wall. The |
| 6172647 |
Remote control for use with a deicing apparatus |
January 9, 2001 |
| An antenna reflector assembly includes a reflector having a reflecting surface and an electrical heater for heating the reflecting surface. An ambient condition sensor senses an ambient temperature and/or an ambient moisture associated with an ambient environment and applies electrical |
| 6172484 |
Method and apparatus for controlling a high-current load with a self-powered contactor |
January 9, 2001 |
| A method of controlling a load dependent upon at least one predetermined condition includes determining a presence of the at least one predetermined condition with at least one sensor. A signal is transmitted from the at least one sensor to an electrical processor dependent upon whet |
| 6140609 |
Heated automotive running board |
October 31, 2000 |
| A heated running board assembly for use with a motor vehicle. The heated running board assembly includes a running board and a heater assembly. The running board has a stepping surface and is attached to a motor vehicle. The heater assembly includes a resistive heating element which is e |
| 6137446 |
Method and apparatus for modulating voltage to an antenna reflector heater |
October 24, 2000 |
| The invention is directed to a method of using a line voltage to heat an antenna reflector. The method includes the steps of providing an electrical heater for the antenna reflector, measuring a magnitude of the line voltage, ascertaining an ambient temperature, establishing a duty c |
| 6107611 |
Method and apparatus for detecting ground faults in a shielded heater wire by sensing electrical |
August 22, 2000 |
| A reflector assembly in a satellite system includes a reflector having a reflecting surface. At least one sensor is configured for sensing a temperature of the reflecting surface or moisture associated with the reflecting surface. Each sensor is configured to provide a signal indicat |
| 6104352 |
Remote testing and monitoring apparatus for use with antenna reflector deicing systems |
August 15, 2000 |
| An antenna reflector assembly includes a reflector having a reflecting surface and an electrical heater having a first terminal and a second terminal. The electrical heater is configured for heating the reflecting surface. A remote monitor and test device is disposed at a location remote |
| 6104351 |
Battery operated satellite antenna heating system |
August 15, 2000 |
| A heated antenna system includes an antenna having a reflecting surface and a heater associated with the reflecting surface. A base is connected with the antenna. A direct current voltage supply is connected with the heater. The direct current voltage supply is configured for providing d |
| 6100851 |
Satellite antenna heating system |
August 8, 2000 |
| A heated antenna system includes an antenna having a reflecting surface and a heater associated with the reflecting surface. The heater has a current and at least one voltage. An electrical control system is electrically coupled to the heater of the antenna. The electrical control system |
| 6084550 |
Mountable sensor housing for a heated antenna reflector |
July 4, 2000 |
| An antenna reflector assembly includes a reflector, a heater for heating the reflector, and a support arm connected to the reflector. The support arm has a range of directional orientations. A sensor housing is connected to the support arm. The sensor housing includes a tube having a |
| 6084207 |
Method and apparatus for using direct current to detect ground faults in a shielded heater wire |
July 4, 2000 |
| An ice and snow melting system includes at least one sensor configured for sensing a temperature or moisture associated with an ambient environment and providing a signal indicative thereof. A heater for melting the ice and snow includes a heater wire, a layer of insulation substantially |
| 6067765 |
Insulated layer of concrete |
May 30, 2000 |
| This invention is directed to an insulated layer of concrete including a plurality of closed cell plastic foam insulating blocks and a layer of concrete covering the blocks. Each block includes a plurality of sides, with each side having a length of between approximately six inches and t |
| 6064287 |
Waveguide with self-pressurizing dehydrator |
May 16, 2000 |
| An antenna system includes a substantially enclosed waveguide and a container including an inlet and an outlet. The inlet is fluidly connected to ambient air. The outlet is fluidly connected to the waveguide. A check valve is disposed within the container. The check valve is configured f |
| 6057531 |
Formable heater tape assembly |
May 2, 2000 |
| A heater tape assembly for heating an object to be heated includes an elongate first tape, an elongate second tape and at least one heater wire. The elongate first tape has a pair of opposing side edges and a first surface extending between the side edges. The first tape also has a p |
| 6005526 |
Antenna feedhorn including a heater assembly |
December 21, 1999 |
| A heater assembly for use with a feedhorn in an antenna system includes at least two heater bodies, with each heater body being configured to be placed directly against the feedhorn at an exterior periphery of the feedhorn. Each heater body has at least one heater disposed therein, with |
| 5975756 |
Heater wire temperature measuring copper shield |
November 2, 1999 |
| A method of measuring the temperature of a wire which is surrounded by a layer of insulation includes the step of wrapping the layer of insulation with an electrically and thermally conductive ground shield having two opposing longitudinal ends, one of the ends being electrically grounde |
| 5963171 |
Thermally insulated satellite reflector assembly with non-embedded heater assembly |
October 5, 1999 |
| A reflector assembly in a satellite system includes a reflector having a reflecting surface and a back surface. The back surface is opposite the reflecting surface and has a plurality of ribs extending transversely therefrom. The reflector assembly further includes a layer of air-ent |
| 5920289 |
Heated satellite reflector assembly |
July 6, 1999 |
| The invention is directed to a reflector assembly in a satellite system including a reflector and a layer of insulation. The reflector includes a reflecting surface and a heater assembly embedded therein. The heater assembly is disposed on a side of the reflector opposite the reflecting |
| 5844528 |
Satellite feedhorn including a heating assembly |
December 1, 1998 |
| The invention is directed to a heatable feedhorn assembly including a feedhorn having a wide end and a heater assembly wrapped around the wide end. The heater assembly includes an elongate element in the form of a cable tie and an electrically insulated heater wire wrapped around the |
| 5844526 |
Thermally insulated satellite reflector assembly |
December 1, 1998 |
| The invention is directed to a reflector assembly in a satellite system including a reflector having a reflecting surface and a back surface. The back surface is opposite the reflecting surface and has a plurality of ribs extending transversely therefrom. The reflector further includes a |
| 5710408 |
Automatic controlled for an ice and snow melting system with ground fault circuit interruption |
January 20, 1998 |
| The invention is directed to an ice and snow melting system. At least one sensor is provided, with each sensor being configured for sensing a temperature or moisture associated with an ambient environment and providing a signal indicative thereof. A heater for melting the ice and sno |
| 5675246 |
Current flow indicator |
October 7, 1997 |
| An apparatus connectable between a current source and an electrical load for indicating current flow through the load above a threshold level. The indicator includes two negative temperature coefficient (NTC) thermistors, and a neon indicator lamp. The first thermistor is connected direc |
