Class / Patent application number | Description | Number of patent applications / Date published |
392466000 | Method | 21 |
20090010627 | DIALYSIS FLUID HEATING USING PRESSURE AND VACUUM - A dialysis fluid heating system includes a dialysis fluid heater; a heating portion of a dialysis fluid carrying set, the heating portion configured to be placed in contact with a surface of the dialysis fluid heater to heat a dialysis fluid; a pneumatic source connected to the dialysis fluid heater; and a logic implementer configured to cause the pneumatic source to apply a negative pressure between the heating portion and the surface of the dialysis fluid heater. | 01-08-2009 |
20090116825 | SNAP RING FIT SPA HEATER ELEMENT - A spa heater includes a heater element having a single outer wall with indentations near each end for receiving clips for positioning the heater element. The indentations are preferably stamped or formed by some other method which does not weaken the outer wall and the heater element is retained by use of the clips in the indentations. Incorporation of the indentations and the clips allows use of a single thin outer wall thereby reducing cost. The heater element is held and sealed by a combination of O-rings, stepped washers, snap rings clips, and caps. An electrical connection may be made using ring type wire ends residing under the caps or by connecting to posts extending from the ends of the heater element. The heater element is preferably a spiral heater element and a titanium outer wall may be used to resist corrosion and increases heater element life. | 05-07-2009 |
20090129763 | TANKLESS HOT WATER HEATER WITH POWER MODULATION - A tankless hot water heater includes a pipe, at least one heating element, sensors, an input means and a microprocessor. The pipe has an inlet and an outlet. The at least one heating element is configured to heat water flowing through the pipe. At least one sensor is configured to measure a temperature of water flowing through the pipe prior to heating by the at least one heating element. At least one sensor is configured to measure a flow rate of water flowing through the pipe. The input means is configured for entering a set point for a temperature of water heated by the at least one heating element. The microprocessor is configured to receive as input the temperature of water flowing through the pipe prior to heating, the flow rate of water flowing through the pipe, and the set point for a temperature of heated water, and the microprocessor is configured to provide as output a power setting to the one or more heating elements. | 05-21-2009 |
20090263113 | Heat Generator - The invention relates to a method of heating a fluid ( | 10-22-2009 |
20100021149 | METHOD OF OPERATING A FLOW-THROUGH HEATING - A flow-through heating system ( | 01-28-2010 |
20100322605 | SEGMENTED RAPID HEATING OF FLUID - A fluid heating apparatus has a fluid flow path from an inlet to an outlet, with multiple heating sections positioned along the flow path. Each heating section is at least one pair of electrodes between which an electric current is passed through the fluid to resistively heat the fluid during its passage along the flow path. At least one of the heating sections has a segmented electrode made up of a plurality of electrically separable segments. This allows an effective active area of the segmented electrode to be controlled by selectively activating the segments. A controller determines a required voltage and current to be delivered to the fluid by each heating section, and allows for input conductivity as well as variations in fluid conductivity with temperature. The controller activates selected segments of the segmented electrode to effect delivery of desired current and voltage by the segmented electrode to the fluid. | 12-23-2010 |
20110123181 | AIR CONDITIONER - Provided is an air conditioner including: a heater control section ( | 05-26-2011 |
20110262120 | LIQUID HEATING APPARATUS AND LIQUID HEATING METHOD - Provided is a liquid heating apparatus capable of heating fluid such as peroxosulfuric acid solution to high temperature in a short time. The heating apparatus includes: a flow channel member forming a flow channel | 10-27-2011 |
20120224838 | METHOD AND APPARATUS FOR SUPPLYING HOT WATER BY CONTROLLING THE NUMBER OF PULSES APPLIED TO A HEATER - There is provided a warm water supply device for controlling the number of voltage pulses applied to heaters, including: a first heater configured to have a first pre-set capacity, provided at a water inlet, and heating water introduced through the water inlet; a second heater configured to have a second pre-set capacity greater than that of the first pre-set capacity, provided at a water outlet, and heating water introduced through the water outlet; and a controller calculating a first heater driving period and calculating a second heater driving period according to a water temperature introduced through the water inlet and a set heating water temperature discharged through the water outlet by using a zero crossing control scheme, and driving the first and second heaters by controlling the number of voltage pulses applied to the first and second heater according to the heater driving periods, respectively. | 09-06-2012 |
20120275774 | TEMPERATURE-CONTROLLABLE PIPE - A flexible pipe of multilayer structure which comprises the following layers, from the inside to the outside: an interior lining; an inner reinforcement layer; a layer of molded electrically conductive plastic; an outer reinforcement layer; and an exterior sheath. The electrically conductive plastic layer is in electrical contact with the two reinforcement layers, and the two reinforcement layers can be connected to a source of electrical current. It is thus possible to achieve efficient heating of the pipe, and it can therefore be used for conveying oil in cold regions. | 11-01-2012 |
20130259458 | Heating apparatus for heating dialysis liquid, dialysis liquid tube set, set, medical apparatus and methods - A heating apparatus for heating a dialysis liquid includes a receiving section for receiving a heating bag through which dialysis liquid to be heated can flow, and a sensor system for determining or monitoring the deformation or the position of the heating bag in the receiving section of the heating apparatus or both. A dialysis liquid tube set, a set, a medical apparatus and a method are also described. | 10-03-2013 |
20130279891 | WATER DELIVERY SYSTEM AND METHOD FOR MAKING HOT WATER AVAILABLE IN A DOMESTIC HOT WATER INSTALLATION - A water delivery system is provided, comprising at least one faucet device with a cold water faucet part and a hot water faucet part, a cold water line to the at least one faucet device, a tankless heater device for heating water, a hot water line having a first portion running from an outlet of the tankless heater device to the at least one faucet device and having a second portion running from the at least one faucet device to an inlet of the tankless heater device, and a circulatory pump arranged in the second portion of the hot water line, wherein the circulatory pump has a prefixed first performance level and a prefixed second performance level, wherein the first performance level causes a finite water flow in the hot water line which is below an operation threshold value of the tankless heater device. | 10-24-2013 |
20140023352 | FLUID HEATING SYSTEM AND INSTANT FLUID HEATING DEVICE - A fluid heating system may be installed for residential and commercial use, and may deliver fluid at consistent high temperatures for cooking, sterilizing tools or utensils, hot beverages and the like, without a limit on the number of consecutive discharges of fluid. The fluid heating system is installed with a tankless fluid heating that includes an inlet port, an outlet port, a drain port, at least one heat source connected with the inlet port, and a valve manifold connected to the at least one heat source, the drain port, and the outlet port. A temperature sensor is downstream of the at least one heat source and connected to the valve manifold. The valve manifold is operated so that an entire volume of a fluid discharge from the fluid heating system is delivered at a user-specified temperature (including near boiling fluid) on demand, for every demand occurring over a short period of time. | 01-23-2014 |
20140029924 | LIQUID HEATING METHOD, LIQUID HEATING APPARATUS, AND HEATED LIQUID SUPPLYING APPARATUS - A liquid heating method and apparatus including a heat device | 01-30-2014 |
20140050463 | Fluid warmer and method of operating a fluid warmer - A fluid warmer ( | 02-20-2014 |
20140119715 | HEATER POWER CONTROL SYSTEM - A method includes delivering current in parallel to a first resistive heating element, a second resistive heating element and a third resistive heating element during a first operating mode of a hot melt dispensing system, and delivering current in parallel to the first resistive heating element, the second resistive heating element and third and fourth resistive heating elements during a second operating mode of a hot melt dispensing system where the third and fourth resistive heating elements are arranged in series. | 05-01-2014 |
20150300550 | Devices and Methods for Heating Fuel Hoses and Nozzles - Various exemplary devices and methods for heating fuel hoses and nozzles are provided. In general, the devices and methods for heating fuel hoses and nozzles can be configured to heat fluid dispensable by a user into a fuel tank or other type of container. In some embodiments, a fuel dispensing device can include a first passageway configured to pass fluid therethrough and can include a second passageway configured to pass heated air therethrough. The heated air passing through the second passageway can be configured to heat the fluid passing through the first passageway. In some embodiments, a fuel dispensing device can include a single hose configured to pass fluid and heated air through separate passageways therein, and the device can include a manifold configured to facilitate passage of the fluid and the heated air from separate sources into the single hose. | 10-22-2015 |
20160084522 | METHOD FOR CONTROLLING A HOT BEVERAGE PREPARATION DEVICE - A method for controlling a hot beverage preparation device, in particular a hot beverage machine for household use. The device has a heating system, at least one temperature sensor downstream of the heating system, a pump for conveying water within the preparation device, a control unit for controlling the heating system and the pump. The novel method includes the steps of subjecting the heating system to electric power, detecting a change in temperature downstream of the heating system after a defined period of time has passed, evaluating the detected change in temperature by comparing it to a target value, and outputting an error message or continuing/initiating a brewing process. | 03-24-2016 |
20160084527 | METHOD FOR CONTROLLING A HOT-BEVERAGE PREPARATION APPLIANCE HAVING CONTROLLED STEAM GENERATION - A hot-beverage preparation device, in particular such a machine for household purposes, has a heater for water, a pump for conveying the water in the preparation device, a temperature sensor for detecting the temperature of the water downstream of the heater, and a control device for controlling the heater and the pump. A method for controlling the hot-beverage preparation device is developed by the following steps at the end of a brewing operation: a) detecting the temperature of the preparation water, b) heating the water, c) until steam is generated. | 03-24-2016 |
20160252271 | DEVICE FOR TREATMENT OF LIQUID IN A LIQUID FLOW SYSTEM, METHOD AND USE HEREOF | 09-01-2016 |
20180023843 | SYSTEM AND METHOD FOR HEATING A PIPELINE USING HEATED LINES | 01-25-2018 |