Class / Patent application number | Description | Number of patent applications / Date published |
219534000 | Rigid tubular housing, casing, or support (e.g., flattened tube) | 29 |
20090107985 | Electrical heating apparatus, method of manufacturing heat generator unit and pressing jig for use in manufacturing thereof - An electrical heating apparatus has: a fin brazed on at least one of a main body upper wall and a main body lower wall of a tube; an insertion unit having an electro-heat-generating element pressure-welded to a wall of one of the main body upper wall and the main body lower wall; and an edge part projected in the width direction from each of main body vertical walls to form an edge space. The edge space is formed so as to be continuous with the insertion space and is smaller in thickness dimension than the thickness dimension of the insertion unit. The edge part has an edge part upper wall, an edge part lower wall, and an edge part vertical wall disposed in a concave shape. | 04-30-2009 |
20100084394 | HEAT GENERATING UNIT AND HEATING APPARATUS - An objective of the present invention is to provide a heat generating unit that has a small size with high efficiency and high directivity, and carries out a uniform heating process with a fast temperature rise, and a heating apparatus using such a heat generating unit. The heat generating element ( | 04-08-2010 |
20110068096 | Heater - A heater comprises a cast casing, a heating tube and a water tube coiled on the heating tube imbedded in the cast, wherein the heating tube is U-shaped and has two electric terminals for connecting to the power, and the water tube has an inlet and an outlet extending out of the casting. Because the heating tube and water tube are imbedded in the casting, and there are fillings that fully fill the interstice between the heating tube and the water tube, the casting has good heat accumulation ability, which allows the heat generated by the heating tube to be highly concentrated to achieve high heat transfer efficiency. | 03-24-2011 |
20110180529 | ELECTRIC HEATING DEVICE - An electric heater ( | 07-28-2011 |
20110186563 | ELECTRIC HEATER WITH OMEGA TUBE - An electric heater ( | 08-04-2011 |
20120217233 | PTC CONTROLLED ENVIRONMENT HEATER - A sealed self regulating heater assembly includes a positive temperature coefficient (PTC) heating element and a pair of spaced electrodes. Each electrode includes a first surface with the first surfaces of the pair of electrodes being spaced from one another, such that the PTC element is located between the first surfaces of the pair of electrodes and is energized by the pair of electrodes. A sheath surrounds the pair of electrodes in the PTC element. First and second closures are located at opposed end of the sheath with the sheath and the closures cooperating to define an interior space. An electrically insulative and thermally conductive film material is disposed within the interior space and a supply of oxygen is provided to the interior space. | 08-30-2012 |
20130098896 | Heater Rod Comprising a Casing in Which at Least One Electrical Resistance Heating Element is Mounted - A heater rod has a casing in which at least one electrical resistance heating element is mounted, an internai insulator being placed in the casing to ensure thermal conduction and electrical insulation between the resistance element and the casing, the resistance element being formed from at least one heating wire having a helical geometry and the internai insulator being based on boron nitride. | 04-25-2013 |
20130140296 | HEATING CARTRIDGE AND THERMOSTATIC ELEMENT COMPRISING SUCH A CARTRIDGE - A heating cartridge includes a tube that is thermally and electrically conductive, a first end portion thereof is to be embedded within a heat-expandable material of a thermostatic element; a rod which is electrically conductive and extends at least partially inside the tube in a substantially coaxial manner; and a heating resistor comprising a tubular body which comprises an electrically resistant material and radially positioned between a first end portion of the rod and the first end portion of the tube, by forming a cylindrical interface for electrical contact between the rod and the inner surface of the tubular body as well as a cylindrical interface for electrical contact between the tube and the outer surface of the tubular body, the tube and the rod including respectively, opposite their first end portion, second end portions which are respectively adapted to be connected to the poles of an external current source. | 06-06-2013 |
20130292374 | Electric Heater Crushable Cores and Compacted Unitary Heater Device and Method of Making Such Devices - A crushable ceramic heater core for an electric heater device which has a cylinder-like body of crushable ceramic material and grooves along the periphery of the body, the grooves being key shaped and adapted to receive a conductive pin in a groove. The invention also includes an electric heater device where such a core has been wound with heater wire and the conductive pin has been inserted in a core groove in contact with the wire, and the wire wound core has been installed in a sheath which has been filed with electoral insulting material. The sheath and its contents are swaged to create a compacted unitary heater assembly. The invention also includes the process for making the wire wound grooved core having a conductive pin therein in contact with the wire winding, and a method for making a heating device having such a core and which has been compacted to a theoretical density. The heater assembly and the method may also include installation of temperature sensing devices. | 11-07-2013 |
20130306622 | HEATER FOR VEHICLES - Provided is a heater for vehicles, and more particularly, a heater for vehicles which can be easily manufactured and have a reduced thickness to implement miniaturization, by forming a heat radiating part using a plate-shaped first support part (and second support part) vertically disposed to the flow direction of air, and can fix the support part and the heat radiating part by a simple method to increase manufacturability. | 11-21-2013 |
20130306623 | ELECTRIC HEATING CATALYST - The electricity is suppressed from flowing through a case ( | 11-21-2013 |
20140034634 | HEATING ROD - The invention relates to a heating rod comprising a tube housing, at least one ceramic heating element, which is arranged in the tube housing, a first contact plate, which in the tube housing bears against the heating element or the heating elements, and an insulating frame, which surrounds the longitudinal edges of the first contact plate. In accordance with this disclosure, a second contact plate is provided, which carries a second insulating frame, wherein the at least one heating element is arranged between the two contact plates and the two frames are plugged into one another. | 02-06-2014 |
20140061184 | Heat Exchanger Having Electric Heating Elements - The invention relates to an electrical heating device ( | 03-06-2014 |
20140103028 | ELECTRIC HEATER AND METHOD FOR MANUFACTURING SUCH AN ELECTRIC HEATER - A tubular electric heater ( | 04-17-2014 |
20140110398 | HEATER APPARATUS - Provided is a heater apparatus capable of preventing the movement of a heater element. The heater apparatus includes a heat insulating material, a cylindrical support disposed in the vicinity of the heat insulating material, a heater element formed by being spirally wound around the outer circumference of the support a plurality of times, and a movement preventing member configured to prevent the movement of the heater element in the axial direction of the support. | 04-24-2014 |
20140151363 | Electrical Heating Device For Heating A Liquid, Method For Producing Same, And Use In The Electrical Simulation Of Nuclear Fuel Rods - A device for the electrical heating of a liquid with high thermal flow, according to which the resistor in tubular form and supplied with direct current can indirectly heat the liquid by conduction through an electrically insulating and thermally conductive intermediate element that surrounds it with direct mechanical contact, the assembly consisting of tubular resistor and intermediate element being jacketed by a sheath intended to be immersed, over at least a major part of the length thereof, in the liquid to be heated. The preferred application is the electrical simulation of nuclear fuel rods intended to be assembled in power reactors, of the PWR but also RNR-Na type. | 06-05-2014 |
20140166640 | SUPPORT FOR RESISTING RADIAL CREEP OF A HEATING ELEMENT COIL - A support member for a heating element coil includes at least one support beam having an opposed distal and proximal end. The distal end being arranged to be anchored in insulation of the heating element and the proximal end oriented towards a center of loops of the heating element. At least one vertical support is disposed at the proximal end of the at least one support beam. The at least one vertical support forms a barrier surface limiting inward radial movement of loops of the heating element coil and a length of the vertical member determines a pitch of the loops of the heating element coil. An interlocking feature is located on the at least one vertical support. The interlocking feature interlocks the at least one vertical support to a respective adjacent vertical support to form a contiguous, aligned vertical support column. A variable surface is formed on at least a portion of a length of the at least one support beam. The variable surface provides an inward radial force to keep the loops of the heating element centered and at a minimum diameter. | 06-19-2014 |
20140238974 | Process for Producing a Resistance Heating Element and Also Resistance Heating Element - The invention relates to a process for producing a resistance heating element and also to a resistance heating element ( | 08-28-2014 |
20140319126 | NOZZLE OF INJECTION MACHINE AND HEATING APPARATUS OF THE NOZZLE - A heating apparatus for a nozzle of an injection machine includes a helical-spring shaped heating portion, a first sleeve, and a second sleeve. The first sleeve includes a first blocking portion and forms internal threads. The second sleeve includes a second blocking portion and forms external threads. The heating portion is received in the second sleeve. The internal threads are screwed into the external threads. The first blocking portion and the second blocking portion sandwich the heating portion. | 10-30-2014 |
20150021314 | HEATER FOR A HAND HELD APPLIANCE - A heater for a hand held appliance, the heater comprising a first layer, a second layer and a separator for separating the first and second layers of the heater wherein the separator is a tube. The first layer and/or second layer may be a wire element. The first layer may extend at least partially around and/or partially along the tube. The tube may comprise spacers extending along the tube and radially away from the tube for supporting the first layer. An outer tube may be provided wherein the outer tube extends at least around and along the first layer. The outer tube may extend around and along the tube. An inner support structure for supporting the second layer may be provided. The inner support structure may comprise an inner tube or support wings and the second layer may extend at least partially around the inner tube or support wings. | 01-22-2015 |
20150108116 | GLOW PLUG - A glow plug ( | 04-23-2015 |
20150114949 | Sheath Heater Capable of Reducing Electro-magnetic Wave - The invention provides a sheath heater for reducing magnetic field drastically using destructive interference, in which a electrical-heating wire with terminals connected to both ends thereof is inserted in a metal tube so as to expose the terminals on both ends of the metal tube and insulating powder is filled so as to keep the inserted electrical-heating wire and the metal tube from touching each other, and two wires of the electrical-heating wire have one ends connected to each other so as not to touch each other, and the terminals connected to the ends are exposed to one of two ends of the metal tube. Since two electrical-heating wires having opposite directions are disposed in the metal tube and the generated the magnetic field act in opposite directions with respect to each other, they can be reduced drastically. | 04-30-2015 |
20150114950 | HEATING DEVICE - The disclosure refers to a heating device comprising a flat tube, a ceramic heating element arranged in the flat tube, a contact sheet contacting the heating element, a sheet of electrically insulating ceramic electrically insulating the contact sheet from the flat tube, a frame holding the heating element and the contact sheet. According to this disclosure, the frame is made of an elastomer and has two sealing sections that each seal an end of the flat tube. | 04-30-2015 |
20150292739 | GLOW PLUG - A glow plug having a rod-shaped heater including a resistance heating element; a tubular metallic shell; a rod-shaped inner shaft accommodated in the metallic shell and to which electric current is applied externally; and a conductive tubular member disposed inside the metallic shell. The tubular member has openings at its opposite ends. The rear end of the heater is press-fitted into one of the openings, and the front end portion of the inner shaft is inserted into the other opening, whereby the resistance heating element and the inner shaft are electrically connected. The heater includes an electrode terminal portion formed on the outer circumferential surface thereof. The tubular member includes an intermediate portion located between the one end and the other end and in contact with the electrode terminal portion, and the wall thickness at the one end is smaller than the wall thickness at the intermediate portion. | 10-15-2015 |
20150296568 | ELECTRIC HEATER - An electric heater for an automobile vehicle, with an electric heating element, which is connectable to an electric power source, with an insulating element and with a tube with the electric heating element being placed inside the tube and being electrically insulated from the tube, with the tube having at least one opening through which the insulating element and the electric heating element can be inserted into the tube. The electric heater features a safety element, which is plugged into the at least one opening of the tube, with the safety element having at least one distance element, which defines the orientation of the electric heating element and/or the insulating element in relation to the tube. Furthermore the invention relates to a heat exchanger with at least one electric heater. | 10-15-2015 |
20150319807 | HEATER AND METHOD FOR MANUFACTURING A HEATER - Disclosed is a heater comprising a PTC heating resistor based on barium titanate. The PTC heating resistor is printed onto a substrate. Also disclosed is a method for manufacturing such a heater. | 11-05-2015 |
20160050719 | ELECTRIC HEATER AND METHOD FOR MANUFACTURING ELECTRIC HEATER - An electric heater | 02-18-2016 |
20160081141 | MODULAR HEATER AND ASSOCIATED PARTS - A modular heater is disclosed, including multiple heater modules. The heater modules can include mating features, such as a tongue and groove seal, and/or soft seal, to prevent radiation, thermal convection and thermal conduction leakage. The heater module can also include heater elements, together with supports and expansion room for the heater elements as well as an ingenious heater structure and jumper and connector design for the disparate heating elements. | 03-17-2016 |
20190150228 | Electric heater crushable cores and compacted unitary heater devices and method for making such devices | 05-16-2019 |