Electric resistance heating devices inventions 05/08

20080124060 - Ptc airflow heater: An airflow heater includes a housing, a control arrangement supported at an upper portion of the housing, an air source for generating a flow of air, a PTC heat generator for generating heat, and a terminal unit including an upward terminal connector upwardly extended from the PTC heat generator to... Agent: Raymond Y. Chan

20080124061 - Heating unit and resin sheet heating apparatus: A heating unit includes a plurality of radiant heaters, a plurality of brackets on which the radiant heaters are mounted in a row, and a frame on which the brackets are mounted in a parallel arrangement and thereby the radiant heaters are mounted in a grid configuration, wherein each of... Agent: Wood, Herron & Evans, LLP

20080124062 - Heating device for diesel fuel and heatable diesel filter system: The invention relates to a heating device for diesel fuel comprising at least one PTC heating element (8), at least two contact sheets (7) each comprising a front face (10) by means of which they contact the PTC heating element (8) electrically, wherein the PTC heating element (8) is provided... Agent: Walter A. Hackler, Ph.d. Patent Law Office

20080118236 - Load lock chamber with heater in tube: Embodiments of the invention include a heated load lock chamber. In one embodiment, a heated load lock chamber includes a chamber body having a plurality of lamp assembles disposed at least partially therein. Each lamp assembly includes a transmissive tube housing a lamp. The transmissive tube extends into the chamber... Agent: Patterson & Sheridan, LLP - - Appm/tx

20080107409 - High efficiency, peak-power reducing, domestic hot water heater: A high efficiency, peak-power reducing, domestic hot water heater is described. It comprises a closed tank having a predetermined water holding capacity. A hot water outlet is provided in a top end wall of the tank. A cold water inlet is provided in a side wall of the tank adjacent... Agent: Ogilvy Renault LLP

20080107410 - Tankless water heater: A tankless water heater includes a sensitive flow sensor that has a magnetic sensor and a plunger with an imbedded magnet. The plunger is configured to lift in a direction of the magnetic sensor in response to the flow of water thereby changing the state of an output of the... Agent: Larson And Larson

20080101779 - Heat exchange system: A heat exchange system providing a heat medium in a loop circuit circulating heat exchanger to transfer heat, which mainly uses a water as base material, and the liquid state heat medium is formed by mixing the water with an improving agent or heat carrying particles. The heat medium is... Agent: Troxell Law Office PLLC

20080101780 - Heat treatment apparatus and heat treatment method: In a heat treatment apparatus, a holding part moves upwardly to receive a semiconductor wafer transported into a chamber and placed on support pins. The semiconductor wafer held in close proximity to a light-transmittable plate by the holding part is preheated by a hot plate, and is then flash-heated by... Agent: Ostrolenk Faber Gerb & Soffen

20080101781 - Electrically heatable fluid line: An electrical heatable fluid line includes an inner cross sectional area which surrounds a medium conducting duct, a heating conductor arrangement which is arranged in a thermally conductive connection with the inner cross sectional area, and an outer cross sectional area which surrounds the heating conductor arrangement between the inner... Agent: Friedrich Kueffner