Patent application number | Description | Published |
20090027216 | OXYGEN SENSING DEVICE - The oxygen sensing device contains a power circuit supplying the electricity required, an oxygen sensor for detecting the oxygen concentration in the atmosphere, an alarm system issuing an audible or visual alarm signal, and a controller. The controller is a computing device having a preset threshold value that continuously obtains the current oxygen concentration from the oxygen sensor. The controller then can calculate and obtain the variation rate of the oxygen concentration in a unit time. If the controller detects that the current oxygen concentration is about to drop below the threshold value, it will activate the alarm system to issue an alarm to alert people to take immediate and proper action. | 01-29-2009 |
20090206291 | GAS FLOW RATE CONTROL VALVE - A gas flow rate control valve includes a lower valve block defining a gas flow passage, and an upper valve block having a tube disposed ill communication with the gas flow passage, and a solenoid coil assembly surrounding the tube for generating a magnetic field. A magnetic column has a magnetic portion inserted into the tube and axially movable by the magnetic field generated by the solenoid coil assembly, and a stopper movable with the magnetic portion to change the open cross-sectional area of the gas flow passage so as to control the flow rate of the fuel gas passing through the gas flow passage. A spring member is provided at one of the top and bottom sides of the magnetic column to keep the magnetic column in balance and to provide a return force to the magnetic column after displacement of the magnetic column. | 08-20-2009 |
20090272448 | VALVE OF GAS STOVE - A valve of a gas stove includes a valve member and a first sealing member. The valve member is an integral body having a left tube, a right tube, and a connection tube between the left tube and the right tube in a single member. The valve member further has a gas channel therein extended from the left tube, the connection tube to the right tube in sequence and a first bore on the left tube to be communicated with the gas channel. The connection tube has an inlet to be connected to an external gas supply. The first sealing member may be moved to seal the first bore of the gas channel. The present invention has many advantages including strong structure, high precision, and easy for fabrication and assembly. | 11-05-2009 |
20110256490 | COMBUSTOR ASSEMBLY OF WATER HEATER - A combustor assembly of a water heater, which is provided between an air blower and a burner set to guide air from the air blower to the burner set, includes a first board, a second board and a third board stacked in sequence. Between the first board and the second board there is a first chamber and a first port, and between the second board and the first board there is a second chamber and a second port. The second board and the third board both have apertures. These boards restrict and divide an air flow of the air blower to flow along several paths to increase heat efficiency. | 10-20-2011 |
20110306000 | COMBUSTOR OF WATER HEATER - A combustor of a water heater includes a burner member and a flame cover. The burner member has a passageway therein with an inlet and an outlet. The flame cover has a plurality of flame holes. The character of the present invention is that the burner member is provided with a room at a top thereof communicated with the passageway. A separating device is put in the room, and the flame cover is connected to the burner member to cover the separating device The separating device has a main outlet and two side outlets right under the flame holes of the flame cover to generate main flames and side flames respectively. | 12-15-2011 |
20120006527 | METHOD AND DEVICE FOR CONTROLLING OUTLET WATER TEMPERATURE OF WATER HEATER - A temperature controlling device includes a setting controller, a gas valve, a burner, an inlet temperature sensor, a water meter, and an operational controller. User sets a desired temperature via the setting controller. The inlet temperature sensor senses an inlet temperature of water at an inlet of a pipe, and then operational controller calculates a difference between the inlet temperature and the desired temperature to get a total heat for heating water in a predetermined heating time and transfer the total heat into a total gas consumption, and controls the gas valve to supply gas to the burner with an amount of the total gas consumption in a predetermined heating time. After that, water should be heated to the desired temperature, and the operational controller controls the gas valve to decrease the gas supply for maintaining water temperature. | 01-12-2012 |
20120125268 | DIRECT VENT/POWER VENT WATER HEATER AND METHOD OF TESTING FOR SAFETY THEREOF - A water heater includes a combustor, a gas valve, a blower, a detector, and an operating device. The detector senses a speed of a motor of the blower. The operating device is stored with reference speed ranges under various gas supplies to control the gas valve to cut off the gas supply when the detector senses that the speed of the motor of the blower is beyond the reference speed range | 05-24-2012 |
20120126620 | METHOD OF SUPPLYING POWER VENT/DIRECT VENT WATER HEATER BACKUP POWER WHEN THE MAIN POWER IS OFF AND THE BACKUP POWER SUPPLY SYSTEM THEREOF - A backup power supply system of a water heater includes a power transforming device and a controller. The power transforming device generates a DC current with an initial voltage through sensing the temperature change under a low battery condition. The controller examines the initial voltage of the DC current and gives command to which device to supply power to the water heater or to amplify the initial voltage of the DC current for maintaining the water heater's normal work. | 05-24-2012 |
20120126987 | METHOD FOR EXAMINING WATER HEATER SAFETY - A method for examining water heater safety includes the steps of: setting a desired temperature and sensing a cold water temperature and a flow rate of water to calculate a theoretical gas consumption, and then supplying a combustor the theoretical gas consumption to heat water; sensing a hot water temperature, and calculating a temperature ratio by the desired temperature, the cold water temperature and the hot water temperature. Examining the temperature ratio may find that the water heater is abnormal or malfunctioning. An efficiency ratio may also be calculated by the theoretical gas consumption and the actual gas consumption. Examining the efficiency ratio may find that the water heater is abnormal or malfunctioning as well. | 05-24-2012 |
20120154159 | METHOD OF TESTING AND COMPENSATING GAS SUPPLY OF GAS APPLIANCE FOR SAFETY - The present invention provides a method of testing gas supply of a gas appliance, which includes the steps of: monitoring a flow rate of a gas flow through a gas regulator of a pipeline to have a detected gas flow rate; comparing the detected gas flow rate with the ideal range of gas flow rate; and providing an alarm when the detected gas flow rate exceeds the ideal range of gas flow rate. The present invention further provides a compensating method when an abnormal condition is detected. The compensating method will change the gas flow rate or the air flow rate to get a proper air fuel ratio of the mixed gas. | 06-21-2012 |
20120167869 | METHOD OF REMOTELY CONTROLLING GAS APPLIANCE AND THE REMOTE CONTROL SYSTEM - The present invention provides a remote control system that includes at least a gas appliance; a repeater, and a remote control device. The gas appliance is connected to the repeater through a Zigbee transmission, and the remote control device is connected to the repeater through a network (internet or telecommunication network). User inputs a command at the remote control device, and the remote control device transmits the command to the repeater through the network, and then the repeater will control the gas appliance according to the command. The gas appliance is provided with sensors to detect data in regards to the gas appliance. The data is transmitted to the remote control device and shown on a screen through the repeater and the network. | 07-05-2012 |
20120234262 | WATER HEATER HAVING BACKUP POWER SYSTEM - A water heater includes a case, in which a hot source, a cold source, a thermoelectric cooling chip, and a power requiring unit are provided. The thermoelectric cooling chip has a close loop with a hot junction adjacent to the hot source; and a cold junction adjacent to the cold source, that the thermoelectric cooling chip generates a current through the close loop when a temperature at the hot junction, is higher than a temperature at the cold junction. The power requiring unit is electrically connected to the close loop of the thermoelectric cooling chip; therefore, the power requiring unit may be driven by the power from the thermoelectric cooling chip, when the main power is low or off. | 09-20-2012 |
20120234929 | WATER HEATER WITH FEEDBACK CONTROL SYSTEM - A water heater includes a remote controller having a setting unit and a display unit; an electronic heater having a circuit board, a combustor, and a sensing unit, wherein the sensing unit reads the electronic heater; and an exchanger having a first transmitter, a first receiver, and a first converter electrically connected to the remote controller, and a second transmitter, a second receiver, and a second converter electrically connected to the electronic heater. The first transmitter transmits a signal from the setting unit to the circuit board through the second receiver, to control the electronic heater according to the signal, and the second transmitter transmits signal from the sensing unit to the first receiver of the remote controller, to show real-time information of the electronic heater on the display unit. | 09-20-2012 |
20120235813 | SERVICE METHOD OF GAS APPLIANCES - A service method of gas appliances includes: Detecting the gas appliances at the client ends to generate detecting signals. Transmitting the detecting signals to a service end. Identifying which client end the detecting signals come from. Examining the detecting signals to find whether the gas appliance has an abnormal condition; and informing the client end when the abnormal condition is found. After all, the service end may monitor the gas appliances at the client end, and inform the client for repair when the gas appliance has detected an abnormal signal or has damaged parts. | 09-20-2012 |
20130071261 | METHOD OF DETECTING SAFETY OF WATER HEATER - The present invention provides a method of detecting water heater safety, wherein the water heater includes a blower and a combustor. The method includes starting the blower and detecting blower speed after a certain amount of time; comparing the blower speed with a first speed range, and then supplying gas to the combustor when the speed of the blower is within the first speed range, or providing an alarm when the blower speed is beyond the first speed range; detecting the speed of the blower again after the combustor heats water for a time; comparing blower speed with a second first speed range, and then supplying gas to the combustor when the blower speed is within the second speed range, or stopping gas when the blower speed is beyond the second speed range. | 03-21-2013 |
20130071797 | GAS APPLIANCE AND METHOD OF CONTROLING THE GAS APPLIANCE - The present invention provides a water heater, including a combustor, a gas pipe, a combustion controller, a pressure gauge, and a controller. The gas pipe supplies the combustor gas. The combustion controller controls combustion of the combustor. The pressure gauge detects a gas pressure in the gas pipe and generates an electrical signal in association with the gas pressure. The controller is electrically connected to the gas gauge and the combustion controller to receive the electrical signal from the gas gauge and controls the combustion controller according to the electrical signal to adjust the combustion of the combustor. In addition, the present invention further provides a method of controlling the water heater. | 03-21-2013 |
20130073225 | PRESSURE GAUGE AND METHOD OF MEASURING PRESSURE - The present invention provides a pressure gauge for measuring a pressure of a source. The pressure gauge includes a case, a flexible film, a magnetic device, a coil, a processor, and a screen. The case has a bore connecting the source. The coil is provided in the case. The flexible film is provided on an inner side of the case to cover the bore that the flexible film is expandable by the pressure of the source. The magnetic device is received in the case to be moved relative to the coil by the flexible film. The movement of the magnetic device causes the coil to generate an induced electromotive force, and the processor may find the gas pressure according to the induced electromotive force, and show it on the screen. | 03-21-2013 |
20130133420 | HUMIDITY SENSOR AND METHOD OF SENSING HUMIDITY - The present invention provides a humidity sensor including a first conductor, a second conductor, a power supply unit, and a current sensing unit. The first and the second conductors are separated from each other for a predetermined distance and are placed at a predetermined place. The power supply unit supplies high voltage to the first conductor, and the current sensing unit senses a change of current in the conductor and generate a signal in association with the change of the current. Therefore, the humidity sensor may operate in any environment, such as high temperature and high pressure. | 05-30-2013 |
20130139765 | METHOD OF CONTROLLING COMBUSTION OF GAS APPLIANCE - A method of controlling combustion of a gas appliance includes the following steps: a) Read a first burning data in a database; b) Burn gas according to the first burning data; c) Obtain a burning efficiency of the gas appliance; and d) Compare the burning efficiency with a predetermined value, and repeat the step b to the step d when the burning efficiency is higher than the value, or read a second burning data in the database and burn gas according to the second burning data when the burning efficiency is lower than the value. The present invention provides plural stages of burning according to the main component of the gas to be burned to increase the total burning efficiency. | 06-06-2013 |
20130249707 | SERVICE METHOD OF GAS APPLIANCES - A service method of gas appliances includes: Detecting the gas appliances at the client ends to generate detecting signals. Transmitting the detecting signals to a service end. Identifying which client end the detecting signals come from. Examining the detecting signals to find whether the gas appliance has an abnormal condition; and informing the client end when the abnormal condition is found. After all, the service end may monitor the gas appliances at the client end, and inform the client for repair when the gas appliance has detected an abnormal signal or has damaged parts. | 09-26-2013 |
20130254390 | SERVICE METHOD OF GAS APPLIANCES - A service method of gas appliances includes: Detecting the gas appliances at the client ends to generate detecting signals. Transmitting the detecting signals to a service end. Identifying which client end the detecting signals come from. Examining the detecting signals to find whether the gas appliance has an abnormal condition; and informing the client end when the abnormal condition is found. After all, the service end may monitor the gas appliances at the client end, and inform the client for repair when the gas appliance has detected an abnormal signal or has damaged parts. | 09-26-2013 |
20130317651 | METHOD OF REMOTELY CONTROLLING GAS APPLIANCE AND THE REMOTE CONTROL SYSTEM - The present invention provides a remote control system that includes at least a gas appliance; a repeater, and a remote control device. The gas appliance is connected to the repeater through a Zigbee transmission, and the remote control device is connected to the repeater through a network (internet or telecommunication network). User inputs a command at the remote control device, and the remote control device transmits the command to the repeater through the network, and then the repeater will control the gas appliance according to the command. The gas appliance is provided with sensors to detect data in regards to the gas appliance. The data is transmitted to the remote control device and shown on a screen through the repeater and the network. | 11-28-2013 |
20130317652 | METHOD OF REMOTELY CONTROLLING GAS APPLIANCE AND THE REMOTE CONTROL SYSTEM - The present invention provides a remote control system that includes at least a gas appliance; a repeater, and a remote control device. The gas appliance is connected to the repeater through a Zigbee transmission, and the remote control device is connected to the repeater through a network (internet or telecommunication network). User inputs a command at the remote control device, and the remote control device transmits the command to the repeater through the network, and then the repeater will control the gas appliance according to the command. The gas appliance is provided with sensors to detect data in regards to the gas appliance. The data is transmitted to the remote control device and shown on a screen through the repeater and the network. | 11-28-2013 |
20130325186 | METHOD OF SETTING EXCLUSIVE CONTROLLER FOR WATER HEATER - A method of setting an exclusive controller for a water heater, wherein a plurality of controllers are provided for user to operate to control a water heater, includes the steps of: a) Provide each controller an identification code, and saving the identification codes of the controllers in a processor of a water heater; b) Input a command through a controller, and sending the command to the processor of the water heater, wherein the command includes the identification code of the controller; c) Make a recording that the controller is an exclusive controller when the identification code in the command is identical to the identification code in the processor; d) Execute the command from the exclusive controller to control the water heater, and rejecting commands from the other controllers; and e) Repeat the step d until the recording of the exclusive controller is canceled. | 12-05-2013 |
20140034041 | GAS FIREPLACE WITH GAS CONTROLLING DEVICE AND METHOD OF CONTROLLING GAS CONSUMPTION OF THE GAS FIREPLACE - A gas fireplace includes a gas valve, a combustor, and a gas controlling device between the gas valve and the combustor. The gas controlling device has a body, a solenoid valve, and a main controller. The body has a first port, a second port, a first passage, and a second passage, wherein the first passage and the second passage respectively connect the first port to the second port. The solenoid valve is provided in the first passage to be controlled to open and close the first passage. The main controller alternately turns the solenoid valve on and off so as to repeatedly open and close the first passage. Therefore, the gas controlling device provides a variable gas flow to the combustor to reduce the total gas consumption and the user will not be aware of the change of the flames. | 02-06-2014 |
20140037804 | TEMPERATURE-CONTROLLABLE GAS GRILL AND THE METHOD OF CONTROLLING TEMPERATURE - A temperature-controllable gas grill includes a base, a cover, a gas valve, several burners, and a temperature controlling device. The cover is provided on the base to form a grilling chamber between the base and the cover. The gas valve is connected to the gas pipe. The burners are provided in the base and are connected to the gas valve. The temperature controlling device includes a gas controller, a temperature sensor, and a main controller. The temperature sensor senses a temperature in the grilling chamber and provides a temperature signal accordingly. The main controller is electrically connected to the temperature sensor to receive the temperature signal. The main controller changes a gas flow supplied to the burners according to the temperature signal to control the temperature in the grilling chamber to control the temperature in the grilling chamber. | 02-06-2014 |
20140134549 | SECURITY DEVICE FOR GAS APPLIANCE OPERATING IN AN ENVIRONMENT WITH INSUFFICIENT OXYGEN - A gas appliance has a security device and a combustor. The security device has a gas valve, a thermocouple, and a controller. The thermocouple receives a heat of the combustor and generates thermoelectric potential accordingly. The controller controls the gas valve according to the thermoelectric potential. While the thermoelectric potential is lower than a high level, the controller controls the gas valve to reduce the gas supplied to the combustor, and while the thermoelectric potential is lower than a low level the controller controls the gas valve to stop the gas supplied to the combustor to avoid the incomplete burning because of insufficient oxygen. | 05-15-2014 |
20140134550 | HEATING SYSTEM WHICH TRANSMITS SIGNALS THROUGH AC POWER LINE - A heating system includes a gas appliance and at least a remote control device and a communication between the gas appliance and the remote control device is via an AC power line. When a user input a command through the remote control device, a command signal is modulated and sent to the AC power line. A controller of the gas appliance receives the modulated command signal through the AC power line, and demodulates it to control the gas appliance accordingly. On contrary, a working signal generated by the gas appliance is modulated and sent to the AC power line. The remote control device receives the modulated working signal through the AC power line, and demodulates it to show the related message on a screen. | 05-15-2014 |
20140150731 | GAS CONTROL VALVE AND GAS APPLIANCE HAVING THE GAS CONTROL VALVE - A gas control valve includes a base, a stop device, a driving device. The base has a gas passageway therein for gas to flow therethrough. The stop device is provided in the base to be moved between a first position, in which the stop device narrows the gas passageway to allow a first gas flow flowing through the base, and a second position, in which the stop device allows a second gas flow flowing through the base, wherein the second gas flow is greater than the first gas flow. The driving device is controllable to move the stop device between the first position and the second position. Therefore, the gas control valve of the present invention may adjust the gas flow. | 06-05-2014 |
20140150733 | WATER HEATER - A water heater includes a water pipe form by bending a pipe. The entire water pipe leans related to a vertical plane to expose all the section to a burner thereunder. All the sections of the water pipe lean downwards related to a horizontal plane. It will make the water in the water in the water pipe flows backwards when no water is supplied to the water heater. Therefore, there will never be water remaining in the water pipe to get rid of the jam problem. | 06-05-2014 |
20140151588 | ADJUSTABLE GAS ELECTROMAGNETIC VALVE - An adjustable gas electromagnetic valve includes a valve body having an inlet, an outlet, and two gas passage, which are a first gas passageway and a second gas passageway between the inlet and the outlet. In the first gas passageway, a gate member and an actuator are provided. The actuator is activated by electrical signals to move the gate member so as to open or close the first gas passageway. As a result, a gas flow provided by the gas electromagnetic valve is adjustable by controlling the actuator. | 06-05-2014 |
20140250924 | METHOD OF CONTROLLING INDOOR TEMPERATURE - A method of controlling a temperature in a room includes the following steps: 1) Sense a volume of sound in the room to obtain a sensed volume; and 2) Control an output of an air conditioning unit to keep a temperature in the room in a first temperature while the sensed volume is higher than a volume value; or control an output of the air conditioning unit to keep a temperature in the room in a second temperature while the sensed volume is lower than the volume value and lasts for a first waiting time. A power consumption of the air conditioning unit to keep the temperature in the second temperature is lower than a power consumption of the air conditioning unit to keep the temperature in the first temperature to reduce the unnecessary power consumption when there is nobody in the room. | 09-11-2014 |
20140252253 | PLUG MEMBER OF GAS VALVE - A plug member of a gas valve includes a main body. The main body has an axial bore in an axial direction, a first inlet and a second inlet in radial directions, and a guiding slot on a surface. The first inlet and the second inlet are connected to the axial bore. A diameter of the first inlet is greater than a diameter of the second inlet. The guiding slot has a first end communicated with the first inlet and a second end communicated with the second inlet, and a width of the guiding slot gradually reduces from the first end to the second end. Therefore, the gas valve may provide a gas flow with a linear change by controlling the plug member. | 09-11-2014 |
20140253299 | CONTROLLING SYSTEM WHICH CONTROLS GAS APPLIANCE VIA REMOTE CONTROL AND THE GAS APPLIANCE OF THE CONTROLLING SYSTEM - A plug member of a gas valve includes a main body. The main body has an axial bore in an axial direction, a first inlet and a second inlet in radial directions, and a guiding slot on a surface. The first inlet and the second inlet are connected to the axial bore. A diameter of the first inlet is greater than a diameter of the second inlet. The guiding slot has a first end communicated with the first inlet and a second end communicated with the second inlet, and a width of the guiding slot gradually reduces from the first end to the second end. Therefore, the gas valve may provide a gas flow with a linear change by controlling the plug member. | 09-11-2014 |
20140261006 | TEMPERATURE-CONTROLLABLE GAS GRILL AND THE METHOD OF CONTROLLING GRILLING TEMPERATURE - A temperature-controllable gas grill includes a main body having a grilling chamber, a plurality of burners in the main body to burn gas, a temperature sensor for sensing a current temperature in the grilling chamber, a gas valve, and a controller. The gas valve has a gate and a stepper motor, and the stepper motor moves the gate to change a gas flow supplied to the burners. The controller has a user interface and a processing unit. A user inputs a setting temperature through the user interface, and the processing unit controls the stepper motor according to the current temperature and the setting temperature to keep the current temperature in the grilling chamber in a limited range. | 09-18-2014 |
20150070141 | WIRELESS CONTROL SYSTEM AND METHOD OF SETTING THE CONTROL SYSTEM - A wireless control system for controlling a plurality of electric elements, includes a control signal generator, at least a converting device, and a plurality of controlling devices. The control signal generator generates a Wi-Fi control signal and sends it to the converting device. The converting device converts the Wi-Fi control signal into a radio frequency control signal, and sends the radio frequency control signal to the controlling devices. The controlling devices are connected to the electric elements respectively to receive the radio frequency control signal from the converting device and control the electric elements accordingly. | 03-12-2015 |
20150071269 | Wi-Fi/RADIO FREQUENCY CONVERTING DEVICE - A Wi-Fi/radio frequency (RF) converting device includes a Wi-Fi transceiver, a multiplexing converting module, and a RF transceiver. The Wi-Fi transceiver receives a Wi-Fi control signal from a control signal generator. The multiplexing converting module receives the Wi-Fi control signal from the Wi-Fi transceiver and converts the Wi-Fi control signal into a RF control signal. The RF transceiver receives the RF control signal from the multiplexing converting module and sends the RF control signal to a plurality of electric elements. An RF extension device may be provided to share the signal transmission between the electric elements and the Wi-Fi/RF converting device | 03-12-2015 |
20150072649 | METHOD OF OBTAINING DATA OF HOME APPLIANCE - A method of obtaining data of a home appliance, which includes the following steps: Sense the home appliance to obtain running data, and transmit the running data to an interpreter; save the running data in a memory of the interpreter as a plurality of history logs; connect a specific electronic device to the interpreter via a network; send a retrieval command to the interpreter; transmit at least one history log to the electronic device according to the retrieval command. With such design, repairmen can only obtain the history logs which are helpful for repairing and maintenance under authentication. | 03-12-2015 |