| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 236046000 | WITH TIMING ELEMENT | 33 |
| 20080277488 | Method for Controlling HVAC Systems - The herein method for adjusting the source activation time of a heating or cooling source is based upon variation in temperature sensor or thermostatic means activity within a controlled environment, and involves activating and deactivating the heating or cooling source to provide precise heating or cooling BTU replacement. This method changes the priority of heating and cooling management from a fixed source output, which is called upon by a controlled environment thermostat, to a system of adjusting the source output to the precise delivery of source output to the needs of the enclosed environment at an ideal thermostat demand ratio within the controlled environment. | 11-13-2008 |
| 20090001180 | THERMOSTAT WITH UTILITY MESSAGING - The present disclosure pertains generally to thermostats that are adapted to assist utilities in communicating with its customers. In particular, the present disclosure relates to a thermostat having a display, a controller and a receiver that is coupled to the controller. The receiver is adapted to receive messages from a utility, and the controller is adapted to display one or more related display messages on the display. | 01-01-2009 |
| 20090001181 | THERMOSTAT WITH USAGE HISTORY - The present disclosure pertains to thermostats that assist users in monitoring and/or controlling their utility consumption habits and patterns. In particular, the present disclosure relates to a thermostat that includes a housing and a controller located within the housing. The controller may be adapted to implement a control algorithm that permits the controller to operate one or more components of an HVAC system. The thermostat may include a display and a receiver that is configured to receive messages from a utility. In some cases, the controller may provide, on the display, an indication of a measure of utility usage during a first time period (e.g. during a current month) and an indication of a measure of utility usage during a second time period (e.g. during the same month one year ago) that may be after the first time period. | 01-01-2009 |
| 20090001182 | THERMOSTAT WITH FIXED SEGMENT DISPLAY HAVING BOTH FIXED SEGMENT ICONS AND A VARIABLE TEXT DISPLAY CAPACITY - The disclosure pertains to thermostats having an improved interface. In some cases, the present disclosure relates to thermostats that can display not only menu items, temperature set points and the like, but also has an ability to display variable textual information that is not predefined at the time of manufacture of the display. The thermostat may include an LCD display that is viewable from outside of the thermostat housing and that includes a first region and a second region. The first display region may include an array of fixed segment pixels that are arranged into a plurality of rows and a plurality of columns for displaying text in a dot matrix format. In some cases, the first region may be adapted to display messages, including scrolling messages. The second region may include a plurality of fixed segment graphical icons, which may be more precisely and more clearly displayed than if displayed using the array of fixed segment pixels of the first region. | 01-01-2009 |
| 20090026280 | REGULATION CONTROL SYSTEM OF AIR CONDITIONING EQUIPMENT - A regulation control system of air conditioning equipment is provided according to the present invention; the regulation control system mainly interconnects an entrance guarding device and/or a human body movement detecting device with an air conditioning control device, by this way, data of air conditioning usage surroundings condition are generated by the entrance guarding device and/or the human body movement detecting device, and then an air conditioning control device executes regulation and control over the air conditioning equipment based on the data of air conditioning usage surroundings condition with referring to a set of preset regulation parameters; thereby providing the air conditioning equipment with proper regulation and control to operate in preset conditions, and further achieving objective of energy management of the air conditioning equipment. | 01-29-2009 |
| 20090032605 | FAN COIL THERMOSTAT WITH ACTIVITY SENSING - Fan coil thermostats can provide energy savings by, for example, not unnecessarily heating and/or cooling an unoccupied room or other space. Fan coil systems employing such a fan coil thermostat may be more energy efficient. A fan coil system may include a fan coil that is configured for fluid communication with a source of heated fluid and/or a source of cooled fluid, a valve that controls fluid flow through the fan coil, a fan that blows air across the fan coil and a fan coil thermostat. The fan coil thermostat may include a controller that implements a control algorithm that may include an unoccupied temperature setting. The controller may be programmed to permit a user to enter a user-chosen temperature setting. In response, the controller may initiate a timer, and may automatically return to the unoccupied temperature setting once the timer has expired. | 02-05-2009 |
| 20090242652 | Power saving compressor and control logic - An air conditioner control method may entail measuring an evaporator first temperature at an exit side of the evaporator, maintaining the evaporator first temperature, measuring a length of time that the evaporator maintains the evaporator first temperature, providing a user-set evaporator target temperature; and reducing a rate of refrigerant compressed by a compressor based on a relationship between the length of time that the evaporator maintains the evaporator first temperature and the evaporator target temperature. Furthermore, an air conditioner control method utilizing a condenser and a cold storage unit may entail turning off an air conditioner compressor, maintaining operation of a condenser cooling fan, closing a thermostatic expansion valve, opening a bleed port to bypass the thermostatic expansion valve, and receiving a liquid refrigerant into the cold storage unit from the condenser after the refrigerant passes through a thermostatic expansion valve bleed port and the evaporator. | 10-01-2009 |
| 20090314846 | Multiple Thermostats For Air Conditioning System With Time Setting Feature - An air conditioning (HVAC) system for a residential dwelling or other building with enclosed spaces includes multiple thermostats hard wire interconnected or communicating via radio frequency transceivers. The thermostats each include control circuits for adjusting the setpoint temperature at any one thermostat and displaying the set temperature at all thermostats, setting the time at any one thermostat and displaying the time at all thermostats, controlling the thermostat temperature setting from a selected one of the thermostats and providing a setpoint for control of the air conditioning system based on an average temperature sensed by all of the thermostats. A method for correctly setting a thermostat time display to one of Daylight Saving Time or Standard Time and displaying an icon identifying one or the other is disclosed. | 12-24-2009 |
| 20100019051 | Override Of Nonoccupancy Status In a Thermostat Device Based Upon Analysis Of Recent Patterns Of Occupancy - A thermostat system with a thermostat control program is disclosed for controlling a Heating Ventilation and/or Air Conditioning (HVAC) system which incorporates a mechanism for detecting activity or occupancy in a room, area or conditioned space served by the HVAC system. The thermostat control program analyzes levels, counts or other aspects of activity detected in the conditioned space, with an operating sequence which may include pattern recognition techniques. The operating sequence of the thermostat control program may further depend upon time of day, and upon periods of time identified as being periods for special handling of occupancy, or the recognition of occupancy. These factors may then be utilized by the thermostat control program to influence determination of the temperature setpoint, or to select from alternative programming provided either by the user of the thermostat, or by factory programming, with purpose of balancing energy savings and comfort. | 01-28-2010 |
| 20100025484 | Fuel Economizer - An electronic circuit for a hot water heating system conserves fuel consumption and reduces carbon dioxide emissions. A heating system includes a burner that heats water and a room thermostat. The electronic circuit comprises an override thermostat which has a setting for a lower temperature limit and an upper temperature limit below those of the room thermostat. The override thermostat is operable to activate continuous operation of the burner until the upper temperature limit of the override thermostat is reached when the indoor temperature falls below the lower temperature limit of the room thermostat. The electronic circuit further comprises a timer operable to deactivate and reactivate the burner while the room thermostat is calling for heat. | 02-04-2010 |
| 20100206957 | SYSTEM AND METHOD FOR VEHICLE TEMPERATURE CONTROL - A vehicle includes a power connector configured to mate with an electrical power grid receptacle and receive a grid power therefrom and a heating and cooling system electrically connected to the power connector to receive grid power therefrom and configured to modify a temperature the vehicle cabin. The vehicle also includes a temperature control loop configured to selectively activate and control the heating and cooling system and a controller configured to receive a first input signal comprising a desired vehicle activation time and a second input signal comprising a starting vehicle cabin temperature and a desired vehicle cabin temperature. The controller determines a temperature control loop activation time based on the first and second input signals that is prior to the desired vehicle activation time and transmits an activation signal to the temperature control loop at the temperature control loop activation time to activate the heating and cooling system. | 08-19-2010 |
| 20100308120 | Programmable Thermostat - A thermostat for a climate control system includes an electronic memory in which at least three occupancy settings are stored. The occupancy settings including a pre-defined unoccupied temperature set-point associated with an unoccupied state, a pre-defined occupied temperature set-point associated with an occupied-awake state and a pre-defined sleep temperature set-point associated with an occupied-asleep state. The thermostat's microprocessor is configured to communicate with the memory, and to establish at least three time periods during the day. The microprocessor assigns to each time period one of at least three user-selectable occupancy states including an unoccupied state, an occupied-awake state and an occupied-asleep state. The microprocessor controls operation of the climate control system to maintain the unoccupied temperature set-point during any time period assigned the unoccupied state, the occupied temperature set-point during any time period assigned the occupied-awake state, and the sleep temperature set-point to any time period assigned the occupied-asleep state. | 12-09-2010 |
| 20110006124 | TEMPERATURE CONTROL METHOD, TEMPERATURE CONTROL APPARATUS, AND OPTICAL DEVICE - A temperature control apparatus controlling the temperature of an optical element that is driven in response to a drive current that is applied, the temperature control apparatus including: a temperature controller that changes the temperature of the optical element; and a controller that controls current to the temperature controller, wherein the controller determines a time from when an amount of heat from the temperature controller has been generated by the current control until the amount of heat reaches the optical element and controls the current to the temperature controller the determined time before the drive current is applied to the optical element. | 01-13-2011 |
| 20110132990 | THERMOSTAT - A thermostat ( | 06-09-2011 |
| 20110132991 | THERMOSTAT - A thermostat ( | 06-09-2011 |
| 20130043318 | CONTROLLERS FOR HEAT SUPPLY UNITS - The present invention relates to an electronic controller for a boiler. The controller includes a control circuit that is adapted to provide a sequence of control signals to periodically turn the boiler ON and OFF during successive operational periods of the controller. Each operational period is started by an activation signal provided to the controller form an external device (e.g. a timer or thermostat and is ended by deactivation signal. At least one period of time for which the boiler is turned ON is longer than at least one other period of time for which the boiler is turned ON during a particular operational period. | 02-21-2013 |
| 20130043319 | ARRANGEMENT AND METHOD FOR AUTOMATICALLY DETERMINED TIME CONSTANT FOR A CONTROL DEVICE - A method includes a step of obtaining in a processing circuit a sequence of elements between a first device and a supply air temperature sensor of an air handling unit. The processing circuit also obtains an estimate for time constants associated with each element of the sequence. The processing circuit adds the time constants to obtain a process time constant estimate. The method further includes controlling a device based at least in part on the process time constant estimate. | 02-21-2013 |
| 20140034741 | METHOD AND SYSTEM FOR REGULATING ENGINE TEMPERATURE - A system and method for operating a device at a desired temperature is described. In one example, current supplied to a heater that melts a wax medium or material controlling flow through a valve is adjusted to reduce valve opening and closing delay. The system and method may improve device temperature control, thereby reducing device emissions, enhancing device performance, and improving device durability. | 02-06-2014 |
| 20140291410 | SENSOR TEMPERATURE CONTROL APPARATUS - A sensor temperature control apparatus ( | 10-02-2014 |
| 20150053782 | ELECTRONIC THERMOSTAT - Provided are apparatus, including electronic thermostats, for detecting temperatures and elapsed times and, in response to those temperatures and elapsed times, controlling the opening or closing of an electric circuit. | 02-26-2015 |
| 20160076785 | TAMPER PROOF THERMOSTAT THAT LIMITS TEMPERATURE CONTROLS - A thermostat includes: a controller adapted to control the function of an associated HVAC system; and user controls adapted to provide instructions to the controller including selecting between heating functions and cooling functions, wherein the controller is limited by a maximum temperature when heating functions are selected and limited by a minimum temperature when the cooling functions are selected, wherein the maximum temperature is a lower temperature than the minimum temperature. | 03-17-2016 |
| 20080315000 | Integrated Controller And Fault Indicator For Heating And Cooling Systems - An integrated controller for controlling a vapor compression based heating and cooling system. The integrated controller includes modules for independently controlling dry bulb temperature, humidity level, and incorporating a fault detection module therewith. The fault detection module being capable of detecting abnormal refrigerant levels using only temperature sensors on the condenser with thermal expansion valve or evaporator with fixed orifice type of expansion valve. | 12-25-2008 |
| 20150021405 | SYSTEM, METHOD AND APPARATUS FOR USE OF DYNAMICALLY VARIABLE COMPRESSOR DELAY IN THERMOSTAT TO REDUCE ENERGY CONSUMPTION - Systems and methods are disclosed for reducing the usage of a ventilation system. For example, one or more of the exemplary systems comprise a thermostatic controller that has at least two settings for the delay occurring between turning the ventilation system off and then turning the system back on. One setting being for a first interval and at least a second setting for a second interval that is longer than the first interval. A processor is in communication with the thermostatic controller and is configured to evaluate one or more parameters including at least the temperature outside the structure conditioned by the ventilation system. The processor is further configured to determine whether to adopt the first interval or the second interval based upon the values of the parameters. | 01-22-2015 |
| 20080277487 | Load management thermostat - A thermostat is provided that is capable of reliably reducing the operation of an air conditioner and other systems to provide energy cost savings to the consumer and load reduction to a utility provider. The thermostat includes at least one sensor configured to communicate information indicative of the temperature within the space, and a memory for storing at least one temperature offset value associated with a request for reduced heating or reduced cooling operation. The thermostat further includes a controller in communication with the at least one sensor, which is configured to periodically determine a temperature value for the space and to control heating or cooling of the space until the determined temperature value has substantially reached the set-point temperature. The periodically determined temperature value is in part based on information received from the at least one sensor, and may include at least one temperature offset value when a request for reduced operation has been received by the thermostat. | 11-13-2008 |
| 20090078782 | AUTO A/C SOLAR COMPENSATION CONTROL - A method of controlling an HVAC system to more effectively cool a vehicle cabin when the solar azimuth is large. A solar azimuth, an outside air temperature, a set temperature, a cabin temperature, and an ignition time are communicated to a controller that determines how to best operate the HVAC system. When the vehicle has only been running for a short period of time, the cabin temperature is elevated, and the solar azimuth is large, the measured solar azimuth is corrected to a corrected solar azimuth. The corrected solar azimuth is smaller than the measured solar azimuth and yields a large sun temperature. The controller then calculates a TAO based upon the large sun temperature and the TAO is used to control the HVAC system. | 03-26-2009 |
| 20100193593 | Water Heater Monitor/Diagnostic Display Apparatus - A water heater is provided with monitor/diagnostic display apparatus that selectively provides a user with visual or other type of indicia of the recovery time for the water heater. The apparatus includes a monitoring unit that may be mounted on the water heater, and a display unit that may be mounted either on the water heater or remotely therefrom. | 08-05-2010 |
| 20110127341 | AIR CONDITIONER CONTROLLER - An air conditioner controller that can select a temperature sensor to be detected from a plurality of temperature sensors in accordance with at least one of time, date, and day set in a scheduled operation is obtained. A schedule storage portion that stores setting information of the scheduled operation and a control portion that controls an operation of an air conditioner on the basis of the setting information of the scheduled operation are provided, and as the setting information of the scheduled operation, selection information on the selected temperature sensor to be detected and operation setting information including at least information on temperature setting are stored, and the plurality of air conditioners are controlled based on the temperature information of the temperature sensor selected on the basis of the selection information and the information on the temperature setting of the operation setting information. | 06-02-2011 |
| 20110127342 | NANO TIMER CONTROL SYSTEM - The invention provides a pressure controlled device and a system for managing the heating time of a pressure controlled device. The system includes a sensing device that allows the timing of a heating period for the pressure controlled device based on temperature and/or pressure values sensed inside the pressure controlled device. A RFID tag is coupled to the sensing device and is operable for generating timing information. The sensing device and the RFID tag are powered by a nano electromechanical (NEM) device that is operable by a source of pressurized air. | 06-02-2011 |
| 20110186644 | AIR-CONDITIONING CONTROL APPARATUS - An air-conditioning control apparatus for controlling an air conditioner configured to supply conditioned air into a space to be air-conditioned so that a temperature of a predetermined section in a plurality of sections in the space to be air-conditioned becomes a set temperature, the air-conditioning control apparatus comprising:
| 08-04-2011 |
| 20120031985 | FAULT TOLERANT APPLIANCE - A method for controlling an appliance includes detecting a fault state of the appliance, determining that the fault state is associated with a monitoring sensor of the appliance, and changing an operational mode of a system of the appliance associated with the monitoring sensor to a time-based operational mode. | 02-09-2012 |
| 20120085831 | SYSTEMS AND METHODS FOR CONTROLLING THE TEMPERATURE OF A ROOM BASED ON OCCUPANCY - An environment control system for controlling the temperature in a room, the system comprises a heating and cooling system; a thermostat for monitoring the temperature within a room and controlling the heating and cooling system; a motion sensor for detecting whether a door or window to the room has been opened; a presence detector for detecting whether the room is currently occupied; and a control system in communication with the thermostat, the motion sensor, and the presence detector, the control system being configured to control the room's temperature via the thermostat based at least in part on signals received from the thermostat, the motion detector and the presence detector, the control system being configured to cause the heating and cooling system to operate in a power savings mode when the room is unoccupied based on a series of time cycles during which the heating and cooling system is turned on or off as dictated by a plurality of temperature thresholds. | 04-12-2012 |
| 20120181342 | Automatic HVAC energy saver control unit - The Automatic HVAC Energy Saver Control Unit (HVAC-ES) is composed of 4 components. The Control System includes 2 wireless contacts, 1 transformer, and 1 control keypad. The Relay opens and closes the circuit. The Timer determines when the Relay engages and had dip switches and a timer dial that allows the delay to be set in seconds, minutes, or hours. The Cover encloses the Relay and Timer. | 07-19-2012 |
| 20150323939 | HOME INTELLECTUAL AIR CONDITIONING SYSTEM - A home intellectual air conditioning system for use in a house with at least one room, the system includes at least one air conditioner disposed in the room and an intellectual controller for interaction with the air conditioner. The intellectual controller has an identification sensor, a positioning system, a time unit and a processor. The identification sensor is configured to identify presence of a home member and transmit ID information of the home member to the processor. The positioning system is configured to track position of the home member within the house and transmit position information of the home member to the processor. The time unit is configured to transmit time information to the processor. The processor is configured to direct the air conditioner to operate according to the ID information, the position information of the home member and the time information. | 11-12-2015 |
| 236046000 | Diverse sensor | 10 |
| 20080277488 | Method for Controlling HVAC Systems - The herein method for adjusting the source activation time of a heating or cooling source is based upon variation in temperature sensor or thermostatic means activity within a controlled environment, and involves activating and deactivating the heating or cooling source to provide precise heating or cooling BTU replacement. This method changes the priority of heating and cooling management from a fixed source output, which is called upon by a controlled environment thermostat, to a system of adjusting the source output to the precise delivery of source output to the needs of the enclosed environment at an ideal thermostat demand ratio within the controlled environment. | 11-13-2008 |
| 20090001180 | THERMOSTAT WITH UTILITY MESSAGING - The present disclosure pertains generally to thermostats that are adapted to assist utilities in communicating with its customers. In particular, the present disclosure relates to a thermostat having a display, a controller and a receiver that is coupled to the controller. The receiver is adapted to receive messages from a utility, and the controller is adapted to display one or more related display messages on the display. | 01-01-2009 |
| 20090001181 | THERMOSTAT WITH USAGE HISTORY - The present disclosure pertains to thermostats that assist users in monitoring and/or controlling their utility consumption habits and patterns. In particular, the present disclosure relates to a thermostat that includes a housing and a controller located within the housing. The controller may be adapted to implement a control algorithm that permits the controller to operate one or more components of an HVAC system. The thermostat may include a display and a receiver that is configured to receive messages from a utility. In some cases, the controller may provide, on the display, an indication of a measure of utility usage during a first time period (e.g. during a current month) and an indication of a measure of utility usage during a second time period (e.g. during the same month one year ago) that may be after the first time period. | 01-01-2009 |
| 20090001182 | THERMOSTAT WITH FIXED SEGMENT DISPLAY HAVING BOTH FIXED SEGMENT ICONS AND A VARIABLE TEXT DISPLAY CAPACITY - The disclosure pertains to thermostats having an improved interface. In some cases, the present disclosure relates to thermostats that can display not only menu items, temperature set points and the like, but also has an ability to display variable textual information that is not predefined at the time of manufacture of the display. The thermostat may include an LCD display that is viewable from outside of the thermostat housing and that includes a first region and a second region. The first display region may include an array of fixed segment pixels that are arranged into a plurality of rows and a plurality of columns for displaying text in a dot matrix format. In some cases, the first region may be adapted to display messages, including scrolling messages. The second region may include a plurality of fixed segment graphical icons, which may be more precisely and more clearly displayed than if displayed using the array of fixed segment pixels of the first region. | 01-01-2009 |
| 20090026280 | REGULATION CONTROL SYSTEM OF AIR CONDITIONING EQUIPMENT - A regulation control system of air conditioning equipment is provided according to the present invention; the regulation control system mainly interconnects an entrance guarding device and/or a human body movement detecting device with an air conditioning control device, by this way, data of air conditioning usage surroundings condition are generated by the entrance guarding device and/or the human body movement detecting device, and then an air conditioning control device executes regulation and control over the air conditioning equipment based on the data of air conditioning usage surroundings condition with referring to a set of preset regulation parameters; thereby providing the air conditioning equipment with proper regulation and control to operate in preset conditions, and further achieving objective of energy management of the air conditioning equipment. | 01-29-2009 |
| 20090032605 | FAN COIL THERMOSTAT WITH ACTIVITY SENSING - Fan coil thermostats can provide energy savings by, for example, not unnecessarily heating and/or cooling an unoccupied room or other space. Fan coil systems employing such a fan coil thermostat may be more energy efficient. A fan coil system may include a fan coil that is configured for fluid communication with a source of heated fluid and/or a source of cooled fluid, a valve that controls fluid flow through the fan coil, a fan that blows air across the fan coil and a fan coil thermostat. The fan coil thermostat may include a controller that implements a control algorithm that may include an unoccupied temperature setting. The controller may be programmed to permit a user to enter a user-chosen temperature setting. In response, the controller may initiate a timer, and may automatically return to the unoccupied temperature setting once the timer has expired. | 02-05-2009 |
| 20090242652 | Power saving compressor and control logic - An air conditioner control method may entail measuring an evaporator first temperature at an exit side of the evaporator, maintaining the evaporator first temperature, measuring a length of time that the evaporator maintains the evaporator first temperature, providing a user-set evaporator target temperature; and reducing a rate of refrigerant compressed by a compressor based on a relationship between the length of time that the evaporator maintains the evaporator first temperature and the evaporator target temperature. Furthermore, an air conditioner control method utilizing a condenser and a cold storage unit may entail turning off an air conditioner compressor, maintaining operation of a condenser cooling fan, closing a thermostatic expansion valve, opening a bleed port to bypass the thermostatic expansion valve, and receiving a liquid refrigerant into the cold storage unit from the condenser after the refrigerant passes through a thermostatic expansion valve bleed port and the evaporator. | 10-01-2009 |
| 20090314846 | Multiple Thermostats For Air Conditioning System With Time Setting Feature - An air conditioning (HVAC) system for a residential dwelling or other building with enclosed spaces includes multiple thermostats hard wire interconnected or communicating via radio frequency transceivers. The thermostats each include control circuits for adjusting the setpoint temperature at any one thermostat and displaying the set temperature at all thermostats, setting the time at any one thermostat and displaying the time at all thermostats, controlling the thermostat temperature setting from a selected one of the thermostats and providing a setpoint for control of the air conditioning system based on an average temperature sensed by all of the thermostats. A method for correctly setting a thermostat time display to one of Daylight Saving Time or Standard Time and displaying an icon identifying one or the other is disclosed. | 12-24-2009 |
| 20100019051 | Override Of Nonoccupancy Status In a Thermostat Device Based Upon Analysis Of Recent Patterns Of Occupancy - A thermostat system with a thermostat control program is disclosed for controlling a Heating Ventilation and/or Air Conditioning (HVAC) system which incorporates a mechanism for detecting activity or occupancy in a room, area or conditioned space served by the HVAC system. The thermostat control program analyzes levels, counts or other aspects of activity detected in the conditioned space, with an operating sequence which may include pattern recognition techniques. The operating sequence of the thermostat control program may further depend upon time of day, and upon periods of time identified as being periods for special handling of occupancy, or the recognition of occupancy. These factors may then be utilized by the thermostat control program to influence determination of the temperature setpoint, or to select from alternative programming provided either by the user of the thermostat, or by factory programming, with purpose of balancing energy savings and comfort. | 01-28-2010 |
| 20100025484 | Fuel Economizer - An electronic circuit for a hot water heating system conserves fuel consumption and reduces carbon dioxide emissions. A heating system includes a burner that heats water and a room thermostat. The electronic circuit comprises an override thermostat which has a setting for a lower temperature limit and an upper temperature limit below those of the room thermostat. The override thermostat is operable to activate continuous operation of the burner until the upper temperature limit of the override thermostat is reached when the indoor temperature falls below the lower temperature limit of the room thermostat. The electronic circuit further comprises a timer operable to deactivate and reactivate the burner while the room thermostat is calling for heat. | 02-04-2010 |
| 20100206957 | SYSTEM AND METHOD FOR VEHICLE TEMPERATURE CONTROL - A vehicle includes a power connector configured to mate with an electrical power grid receptacle and receive a grid power therefrom and a heating and cooling system electrically connected to the power connector to receive grid power therefrom and configured to modify a temperature the vehicle cabin. The vehicle also includes a temperature control loop configured to selectively activate and control the heating and cooling system and a controller configured to receive a first input signal comprising a desired vehicle activation time and a second input signal comprising a starting vehicle cabin temperature and a desired vehicle cabin temperature. The controller determines a temperature control loop activation time based on the first and second input signals that is prior to the desired vehicle activation time and transmits an activation signal to the temperature control loop at the temperature control loop activation time to activate the heating and cooling system. | 08-19-2010 |
| 20100308120 | Programmable Thermostat - A thermostat for a climate control system includes an electronic memory in which at least three occupancy settings are stored. The occupancy settings including a pre-defined unoccupied temperature set-point associated with an unoccupied state, a pre-defined occupied temperature set-point associated with an occupied-awake state and a pre-defined sleep temperature set-point associated with an occupied-asleep state. The thermostat's microprocessor is configured to communicate with the memory, and to establish at least three time periods during the day. The microprocessor assigns to each time period one of at least three user-selectable occupancy states including an unoccupied state, an occupied-awake state and an occupied-asleep state. The microprocessor controls operation of the climate control system to maintain the unoccupied temperature set-point during any time period assigned the unoccupied state, the occupied temperature set-point during any time period assigned the occupied-awake state, and the sleep temperature set-point to any time period assigned the occupied-asleep state. | 12-09-2010 |
| 20110006124 | TEMPERATURE CONTROL METHOD, TEMPERATURE CONTROL APPARATUS, AND OPTICAL DEVICE - A temperature control apparatus controlling the temperature of an optical element that is driven in response to a drive current that is applied, the temperature control apparatus including: a temperature controller that changes the temperature of the optical element; and a controller that controls current to the temperature controller, wherein the controller determines a time from when an amount of heat from the temperature controller has been generated by the current control until the amount of heat reaches the optical element and controls the current to the temperature controller the determined time before the drive current is applied to the optical element. | 01-13-2011 |
| 20110132990 | THERMOSTAT - A thermostat ( | 06-09-2011 |
| 20110132991 | THERMOSTAT - A thermostat ( | 06-09-2011 |
| 20130043318 | CONTROLLERS FOR HEAT SUPPLY UNITS - The present invention relates to an electronic controller for a boiler. The controller includes a control circuit that is adapted to provide a sequence of control signals to periodically turn the boiler ON and OFF during successive operational periods of the controller. Each operational period is started by an activation signal provided to the controller form an external device (e.g. a timer or thermostat and is ended by deactivation signal. At least one period of time for which the boiler is turned ON is longer than at least one other period of time for which the boiler is turned ON during a particular operational period. | 02-21-2013 |
| 20130043319 | ARRANGEMENT AND METHOD FOR AUTOMATICALLY DETERMINED TIME CONSTANT FOR A CONTROL DEVICE - A method includes a step of obtaining in a processing circuit a sequence of elements between a first device and a supply air temperature sensor of an air handling unit. The processing circuit also obtains an estimate for time constants associated with each element of the sequence. The processing circuit adds the time constants to obtain a process time constant estimate. The method further includes controlling a device based at least in part on the process time constant estimate. | 02-21-2013 |
| 20140034741 | METHOD AND SYSTEM FOR REGULATING ENGINE TEMPERATURE - A system and method for operating a device at a desired temperature is described. In one example, current supplied to a heater that melts a wax medium or material controlling flow through a valve is adjusted to reduce valve opening and closing delay. The system and method may improve device temperature control, thereby reducing device emissions, enhancing device performance, and improving device durability. | 02-06-2014 |
| 20140291410 | SENSOR TEMPERATURE CONTROL APPARATUS - A sensor temperature control apparatus ( | 10-02-2014 |
| 20150053782 | ELECTRONIC THERMOSTAT - Provided are apparatus, including electronic thermostats, for detecting temperatures and elapsed times and, in response to those temperatures and elapsed times, controlling the opening or closing of an electric circuit. | 02-26-2015 |
| 20160076785 | TAMPER PROOF THERMOSTAT THAT LIMITS TEMPERATURE CONTROLS - A thermostat includes: a controller adapted to control the function of an associated HVAC system; and user controls adapted to provide instructions to the controller including selecting between heating functions and cooling functions, wherein the controller is limited by a maximum temperature when heating functions are selected and limited by a minimum temperature when the cooling functions are selected, wherein the maximum temperature is a lower temperature than the minimum temperature. | 03-17-2016 |
| 20080315000 | Integrated Controller And Fault Indicator For Heating And Cooling Systems - An integrated controller for controlling a vapor compression based heating and cooling system. The integrated controller includes modules for independently controlling dry bulb temperature, humidity level, and incorporating a fault detection module therewith. The fault detection module being capable of detecting abnormal refrigerant levels using only temperature sensors on the condenser with thermal expansion valve or evaporator with fixed orifice type of expansion valve. | 12-25-2008 |
| 20150021405 | SYSTEM, METHOD AND APPARATUS FOR USE OF DYNAMICALLY VARIABLE COMPRESSOR DELAY IN THERMOSTAT TO REDUCE ENERGY CONSUMPTION - Systems and methods are disclosed for reducing the usage of a ventilation system. For example, one or more of the exemplary systems comprise a thermostatic controller that has at least two settings for the delay occurring between turning the ventilation system off and then turning the system back on. One setting being for a first interval and at least a second setting for a second interval that is longer than the first interval. A processor is in communication with the thermostatic controller and is configured to evaluate one or more parameters including at least the temperature outside the structure conditioned by the ventilation system. The processor is further configured to determine whether to adopt the first interval or the second interval based upon the values of the parameters. | 01-22-2015 |
| 20080277487 | Load management thermostat - A thermostat is provided that is capable of reliably reducing the operation of an air conditioner and other systems to provide energy cost savings to the consumer and load reduction to a utility provider. The thermostat includes at least one sensor configured to communicate information indicative of the temperature within the space, and a memory for storing at least one temperature offset value associated with a request for reduced heating or reduced cooling operation. The thermostat further includes a controller in communication with the at least one sensor, which is configured to periodically determine a temperature value for the space and to control heating or cooling of the space until the determined temperature value has substantially reached the set-point temperature. The periodically determined temperature value is in part based on information received from the at least one sensor, and may include at least one temperature offset value when a request for reduced operation has been received by the thermostat. | 11-13-2008 |
| 20090078782 | AUTO A/C SOLAR COMPENSATION CONTROL - A method of controlling an HVAC system to more effectively cool a vehicle cabin when the solar azimuth is large. A solar azimuth, an outside air temperature, a set temperature, a cabin temperature, and an ignition time are communicated to a controller that determines how to best operate the HVAC system. When the vehicle has only been running for a short period of time, the cabin temperature is elevated, and the solar azimuth is large, the measured solar azimuth is corrected to a corrected solar azimuth. The corrected solar azimuth is smaller than the measured solar azimuth and yields a large sun temperature. The controller then calculates a TAO based upon the large sun temperature and the TAO is used to control the HVAC system. | 03-26-2009 |
| 20100193593 | Water Heater Monitor/Diagnostic Display Apparatus - A water heater is provided with monitor/diagnostic display apparatus that selectively provides a user with visual or other type of indicia of the recovery time for the water heater. The apparatus includes a monitoring unit that may be mounted on the water heater, and a display unit that may be mounted either on the water heater or remotely therefrom. | 08-05-2010 |
| 20110127341 | AIR CONDITIONER CONTROLLER - An air conditioner controller that can select a temperature sensor to be detected from a plurality of temperature sensors in accordance with at least one of time, date, and day set in a scheduled operation is obtained. A schedule storage portion that stores setting information of the scheduled operation and a control portion that controls an operation of an air conditioner on the basis of the setting information of the scheduled operation are provided, and as the setting information of the scheduled operation, selection information on the selected temperature sensor to be detected and operation setting information including at least information on temperature setting are stored, and the plurality of air conditioners are controlled based on the temperature information of the temperature sensor selected on the basis of the selection information and the information on the temperature setting of the operation setting information. | 06-02-2011 |
| 20110127342 | NANO TIMER CONTROL SYSTEM - The invention provides a pressure controlled device and a system for managing the heating time of a pressure controlled device. The system includes a sensing device that allows the timing of a heating period for the pressure controlled device based on temperature and/or pressure values sensed inside the pressure controlled device. A RFID tag is coupled to the sensing device and is operable for generating timing information. The sensing device and the RFID tag are powered by a nano electromechanical (NEM) device that is operable by a source of pressurized air. | 06-02-2011 |
| 20110186644 | AIR-CONDITIONING CONTROL APPARATUS - An air-conditioning control apparatus for controlling an air conditioner configured to supply conditioned air into a space to be air-conditioned so that a temperature of a predetermined section in a plurality of sections in the space to be air-conditioned becomes a set temperature, the air-conditioning control apparatus comprising:
| 08-04-2011 |
| 20120031985 | FAULT TOLERANT APPLIANCE - A method for controlling an appliance includes detecting a fault state of the appliance, determining that the fault state is associated with a monitoring sensor of the appliance, and changing an operational mode of a system of the appliance associated with the monitoring sensor to a time-based operational mode. | 02-09-2012 |
| 20120085831 | SYSTEMS AND METHODS FOR CONTROLLING THE TEMPERATURE OF A ROOM BASED ON OCCUPANCY - An environment control system for controlling the temperature in a room, the system comprises a heating and cooling system; a thermostat for monitoring the temperature within a room and controlling the heating and cooling system; a motion sensor for detecting whether a door or window to the room has been opened; a presence detector for detecting whether the room is currently occupied; and a control system in communication with the thermostat, the motion sensor, and the presence detector, the control system being configured to control the room's temperature via the thermostat based at least in part on signals received from the thermostat, the motion detector and the presence detector, the control system being configured to cause the heating and cooling system to operate in a power savings mode when the room is unoccupied based on a series of time cycles during which the heating and cooling system is turned on or off as dictated by a plurality of temperature thresholds. | 04-12-2012 |
| 20120181342 | Automatic HVAC energy saver control unit - The Automatic HVAC Energy Saver Control Unit (HVAC-ES) is composed of 4 components. The Control System includes 2 wireless contacts, 1 transformer, and 1 control keypad. The Relay opens and closes the circuit. The Timer determines when the Relay engages and had dip switches and a timer dial that allows the delay to be set in seconds, minutes, or hours. The Cover encloses the Relay and Timer. | 07-19-2012 |
| 20150323939 | HOME INTELLECTUAL AIR CONDITIONING SYSTEM - A home intellectual air conditioning system for use in a house with at least one room, the system includes at least one air conditioner disposed in the room and an intellectual controller for interaction with the air conditioner. The intellectual controller has an identification sensor, a positioning system, a time unit and a processor. The identification sensor is configured to identify presence of a home member and transmit ID information of the home member to the processor. The positioning system is configured to track position of the home member within the house and transmit position information of the home member to the processor. The time unit is configured to transmit time information to the processor. The processor is configured to direct the air conditioner to operate according to the ID information, the position information of the home member and the time information. | 11-12-2015 |
| 236046000 | Controlled diverse means | 2 |
| 20080277488 | Method for Controlling HVAC Systems - The herein method for adjusting the source activation time of a heating or cooling source is based upon variation in temperature sensor or thermostatic means activity within a controlled environment, and involves activating and deactivating the heating or cooling source to provide precise heating or cooling BTU replacement. This method changes the priority of heating and cooling management from a fixed source output, which is called upon by a controlled environment thermostat, to a system of adjusting the source output to the precise delivery of source output to the needs of the enclosed environment at an ideal thermostat demand ratio within the controlled environment. | 11-13-2008 |
| 20090001180 | THERMOSTAT WITH UTILITY MESSAGING - The present disclosure pertains generally to thermostats that are adapted to assist utilities in communicating with its customers. In particular, the present disclosure relates to a thermostat having a display, a controller and a receiver that is coupled to the controller. The receiver is adapted to receive messages from a utility, and the controller is adapted to display one or more related display messages on the display. | 01-01-2009 |
| 20090001181 | THERMOSTAT WITH USAGE HISTORY - The present disclosure pertains to thermostats that assist users in monitoring and/or controlling their utility consumption habits and patterns. In particular, the present disclosure relates to a thermostat that includes a housing and a controller located within the housing. The controller may be adapted to implement a control algorithm that permits the controller to operate one or more components of an HVAC system. The thermostat may include a display and a receiver that is configured to receive messages from a utility. In some cases, the controller may provide, on the display, an indication of a measure of utility usage during a first time period (e.g. during a current month) and an indication of a measure of utility usage during a second time period (e.g. during the same month one year ago) that may be after the first time period. | 01-01-2009 |
| 20090001182 | THERMOSTAT WITH FIXED SEGMENT DISPLAY HAVING BOTH FIXED SEGMENT ICONS AND A VARIABLE TEXT DISPLAY CAPACITY - The disclosure pertains to thermostats having an improved interface. In some cases, the present disclosure relates to thermostats that can display not only menu items, temperature set points and the like, but also has an ability to display variable textual information that is not predefined at the time of manufacture of the display. The thermostat may include an LCD display that is viewable from outside of the thermostat housing and that includes a first region and a second region. The first display region may include an array of fixed segment pixels that are arranged into a plurality of rows and a plurality of columns for displaying text in a dot matrix format. In some cases, the first region may be adapted to display messages, including scrolling messages. The second region may include a plurality of fixed segment graphical icons, which may be more precisely and more clearly displayed than if displayed using the array of fixed segment pixels of the first region. | 01-01-2009 |
| 20090026280 | REGULATION CONTROL SYSTEM OF AIR CONDITIONING EQUIPMENT - A regulation control system of air conditioning equipment is provided according to the present invention; the regulation control system mainly interconnects an entrance guarding device and/or a human body movement detecting device with an air conditioning control device, by this way, data of air conditioning usage surroundings condition are generated by the entrance guarding device and/or the human body movement detecting device, and then an air conditioning control device executes regulation and control over the air conditioning equipment based on the data of air conditioning usage surroundings condition with referring to a set of preset regulation parameters; thereby providing the air conditioning equipment with proper regulation and control to operate in preset conditions, and further achieving objective of energy management of the air conditioning equipment. | 01-29-2009 |
| 20090032605 | FAN COIL THERMOSTAT WITH ACTIVITY SENSING - Fan coil thermostats can provide energy savings by, for example, not unnecessarily heating and/or cooling an unoccupied room or other space. Fan coil systems employing such a fan coil thermostat may be more energy efficient. A fan coil system may include a fan coil that is configured for fluid communication with a source of heated fluid and/or a source of cooled fluid, a valve that controls fluid flow through the fan coil, a fan that blows air across the fan coil and a fan coil thermostat. The fan coil thermostat may include a controller that implements a control algorithm that may include an unoccupied temperature setting. The controller may be programmed to permit a user to enter a user-chosen temperature setting. In response, the controller may initiate a timer, and may automatically return to the unoccupied temperature setting once the timer has expired. | 02-05-2009 |
| 20090242652 | Power saving compressor and control logic - An air conditioner control method may entail measuring an evaporator first temperature at an exit side of the evaporator, maintaining the evaporator first temperature, measuring a length of time that the evaporator maintains the evaporator first temperature, providing a user-set evaporator target temperature; and reducing a rate of refrigerant compressed by a compressor based on a relationship between the length of time that the evaporator maintains the evaporator first temperature and the evaporator target temperature. Furthermore, an air conditioner control method utilizing a condenser and a cold storage unit may entail turning off an air conditioner compressor, maintaining operation of a condenser cooling fan, closing a thermostatic expansion valve, opening a bleed port to bypass the thermostatic expansion valve, and receiving a liquid refrigerant into the cold storage unit from the condenser after the refrigerant passes through a thermostatic expansion valve bleed port and the evaporator. | 10-01-2009 |
| 20090314846 | Multiple Thermostats For Air Conditioning System With Time Setting Feature - An air conditioning (HVAC) system for a residential dwelling or other building with enclosed spaces includes multiple thermostats hard wire interconnected or communicating via radio frequency transceivers. The thermostats each include control circuits for adjusting the setpoint temperature at any one thermostat and displaying the set temperature at all thermostats, setting the time at any one thermostat and displaying the time at all thermostats, controlling the thermostat temperature setting from a selected one of the thermostats and providing a setpoint for control of the air conditioning system based on an average temperature sensed by all of the thermostats. A method for correctly setting a thermostat time display to one of Daylight Saving Time or Standard Time and displaying an icon identifying one or the other is disclosed. | 12-24-2009 |
| 20100019051 | Override Of Nonoccupancy Status In a Thermostat Device Based Upon Analysis Of Recent Patterns Of Occupancy - A thermostat system with a thermostat control program is disclosed for controlling a Heating Ventilation and/or Air Conditioning (HVAC) system which incorporates a mechanism for detecting activity or occupancy in a room, area or conditioned space served by the HVAC system. The thermostat control program analyzes levels, counts or other aspects of activity detected in the conditioned space, with an operating sequence which may include pattern recognition techniques. The operating sequence of the thermostat control program may further depend upon time of day, and upon periods of time identified as being periods for special handling of occupancy, or the recognition of occupancy. These factors may then be utilized by the thermostat control program to influence determination of the temperature setpoint, or to select from alternative programming provided either by the user of the thermostat, or by factory programming, with purpose of balancing energy savings and comfort. | 01-28-2010 |
| 20100025484 | Fuel Economizer - An electronic circuit for a hot water heating system conserves fuel consumption and reduces carbon dioxide emissions. A heating system includes a burner that heats water and a room thermostat. The electronic circuit comprises an override thermostat which has a setting for a lower temperature limit and an upper temperature limit below those of the room thermostat. The override thermostat is operable to activate continuous operation of the burner until the upper temperature limit of the override thermostat is reached when the indoor temperature falls below the lower temperature limit of the room thermostat. The electronic circuit further comprises a timer operable to deactivate and reactivate the burner while the room thermostat is calling for heat. | 02-04-2010 |
| 20100206957 | SYSTEM AND METHOD FOR VEHICLE TEMPERATURE CONTROL - A vehicle includes a power connector configured to mate with an electrical power grid receptacle and receive a grid power therefrom and a heating and cooling system electrically connected to the power connector to receive grid power therefrom and configured to modify a temperature the vehicle cabin. The vehicle also includes a temperature control loop configured to selectively activate and control the heating and cooling system and a controller configured to receive a first input signal comprising a desired vehicle activation time and a second input signal comprising a starting vehicle cabin temperature and a desired vehicle cabin temperature. The controller determines a temperature control loop activation time based on the first and second input signals that is prior to the desired vehicle activation time and transmits an activation signal to the temperature control loop at the temperature control loop activation time to activate the heating and cooling system. | 08-19-2010 |
| 20100308120 | Programmable Thermostat - A thermostat for a climate control system includes an electronic memory in which at least three occupancy settings are stored. The occupancy settings including a pre-defined unoccupied temperature set-point associated with an unoccupied state, a pre-defined occupied temperature set-point associated with an occupied-awake state and a pre-defined sleep temperature set-point associated with an occupied-asleep state. The thermostat's microprocessor is configured to communicate with the memory, and to establish at least three time periods during the day. The microprocessor assigns to each time period one of at least three user-selectable occupancy states including an unoccupied state, an occupied-awake state and an occupied-asleep state. The microprocessor controls operation of the climate control system to maintain the unoccupied temperature set-point during any time period assigned the unoccupied state, the occupied temperature set-point during any time period assigned the occupied-awake state, and the sleep temperature set-point to any time period assigned the occupied-asleep state. | 12-09-2010 |
| 20110006124 | TEMPERATURE CONTROL METHOD, TEMPERATURE CONTROL APPARATUS, AND OPTICAL DEVICE - A temperature control apparatus controlling the temperature of an optical element that is driven in response to a drive current that is applied, the temperature control apparatus including: a temperature controller that changes the temperature of the optical element; and a controller that controls current to the temperature controller, wherein the controller determines a time from when an amount of heat from the temperature controller has been generated by the current control until the amount of heat reaches the optical element and controls the current to the temperature controller the determined time before the drive current is applied to the optical element. | 01-13-2011 |
| 20110132990 | THERMOSTAT - A thermostat ( | 06-09-2011 |
| 20110132991 | THERMOSTAT - A thermostat ( | 06-09-2011 |
| 20130043318 | CONTROLLERS FOR HEAT SUPPLY UNITS - The present invention relates to an electronic controller for a boiler. The controller includes a control circuit that is adapted to provide a sequence of control signals to periodically turn the boiler ON and OFF during successive operational periods of the controller. Each operational period is started by an activation signal provided to the controller form an external device (e.g. a timer or thermostat and is ended by deactivation signal. At least one period of time for which the boiler is turned ON is longer than at least one other period of time for which the boiler is turned ON during a particular operational period. | 02-21-2013 |
| 20130043319 | ARRANGEMENT AND METHOD FOR AUTOMATICALLY DETERMINED TIME CONSTANT FOR A CONTROL DEVICE - A method includes a step of obtaining in a processing circuit a sequence of elements between a first device and a supply air temperature sensor of an air handling unit. The processing circuit also obtains an estimate for time constants associated with each element of the sequence. The processing circuit adds the time constants to obtain a process time constant estimate. The method further includes controlling a device based at least in part on the process time constant estimate. | 02-21-2013 |
| 20140034741 | METHOD AND SYSTEM FOR REGULATING ENGINE TEMPERATURE - A system and method for operating a device at a desired temperature is described. In one example, current supplied to a heater that melts a wax medium or material controlling flow through a valve is adjusted to reduce valve opening and closing delay. The system and method may improve device temperature control, thereby reducing device emissions, enhancing device performance, and improving device durability. | 02-06-2014 |
| 20140291410 | SENSOR TEMPERATURE CONTROL APPARATUS - A sensor temperature control apparatus ( | 10-02-2014 |
| 20150053782 | ELECTRONIC THERMOSTAT - Provided are apparatus, including electronic thermostats, for detecting temperatures and elapsed times and, in response to those temperatures and elapsed times, controlling the opening or closing of an electric circuit. | 02-26-2015 |
| 20160076785 | TAMPER PROOF THERMOSTAT THAT LIMITS TEMPERATURE CONTROLS - A thermostat includes: a controller adapted to control the function of an associated HVAC system; and user controls adapted to provide instructions to the controller including selecting between heating functions and cooling functions, wherein the controller is limited by a maximum temperature when heating functions are selected and limited by a minimum temperature when the cooling functions are selected, wherein the maximum temperature is a lower temperature than the minimum temperature. | 03-17-2016 |
| 20080315000 | Integrated Controller And Fault Indicator For Heating And Cooling Systems - An integrated controller for controlling a vapor compression based heating and cooling system. The integrated controller includes modules for independently controlling dry bulb temperature, humidity level, and incorporating a fault detection module therewith. The fault detection module being capable of detecting abnormal refrigerant levels using only temperature sensors on the condenser with thermal expansion valve or evaporator with fixed orifice type of expansion valve. | 12-25-2008 |
| 20150021405 | SYSTEM, METHOD AND APPARATUS FOR USE OF DYNAMICALLY VARIABLE COMPRESSOR DELAY IN THERMOSTAT TO REDUCE ENERGY CONSUMPTION - Systems and methods are disclosed for reducing the usage of a ventilation system. For example, one or more of the exemplary systems comprise a thermostatic controller that has at least two settings for the delay occurring between turning the ventilation system off and then turning the system back on. One setting being for a first interval and at least a second setting for a second interval that is longer than the first interval. A processor is in communication with the thermostatic controller and is configured to evaluate one or more parameters including at least the temperature outside the structure conditioned by the ventilation system. The processor is further configured to determine whether to adopt the first interval or the second interval based upon the values of the parameters. | 01-22-2015 |
| 20080277487 | Load management thermostat - A thermostat is provided that is capable of reliably reducing the operation of an air conditioner and other systems to provide energy cost savings to the consumer and load reduction to a utility provider. The thermostat includes at least one sensor configured to communicate information indicative of the temperature within the space, and a memory for storing at least one temperature offset value associated with a request for reduced heating or reduced cooling operation. The thermostat further includes a controller in communication with the at least one sensor, which is configured to periodically determine a temperature value for the space and to control heating or cooling of the space until the determined temperature value has substantially reached the set-point temperature. The periodically determined temperature value is in part based on information received from the at least one sensor, and may include at least one temperature offset value when a request for reduced operation has been received by the thermostat. | 11-13-2008 |
| 20090078782 | AUTO A/C SOLAR COMPENSATION CONTROL - A method of controlling an HVAC system to more effectively cool a vehicle cabin when the solar azimuth is large. A solar azimuth, an outside air temperature, a set temperature, a cabin temperature, and an ignition time are communicated to a controller that determines how to best operate the HVAC system. When the vehicle has only been running for a short period of time, the cabin temperature is elevated, and the solar azimuth is large, the measured solar azimuth is corrected to a corrected solar azimuth. The corrected solar azimuth is smaller than the measured solar azimuth and yields a large sun temperature. The controller then calculates a TAO based upon the large sun temperature and the TAO is used to control the HVAC system. | 03-26-2009 |
| 20100193593 | Water Heater Monitor/Diagnostic Display Apparatus - A water heater is provided with monitor/diagnostic display apparatus that selectively provides a user with visual or other type of indicia of the recovery time for the water heater. The apparatus includes a monitoring unit that may be mounted on the water heater, and a display unit that may be mounted either on the water heater or remotely therefrom. | 08-05-2010 |
| 20110127341 | AIR CONDITIONER CONTROLLER - An air conditioner controller that can select a temperature sensor to be detected from a plurality of temperature sensors in accordance with at least one of time, date, and day set in a scheduled operation is obtained. A schedule storage portion that stores setting information of the scheduled operation and a control portion that controls an operation of an air conditioner on the basis of the setting information of the scheduled operation are provided, and as the setting information of the scheduled operation, selection information on the selected temperature sensor to be detected and operation setting information including at least information on temperature setting are stored, and the plurality of air conditioners are controlled based on the temperature information of the temperature sensor selected on the basis of the selection information and the information on the temperature setting of the operation setting information. | 06-02-2011 |
| 20110127342 | NANO TIMER CONTROL SYSTEM - The invention provides a pressure controlled device and a system for managing the heating time of a pressure controlled device. The system includes a sensing device that allows the timing of a heating period for the pressure controlled device based on temperature and/or pressure values sensed inside the pressure controlled device. A RFID tag is coupled to the sensing device and is operable for generating timing information. The sensing device and the RFID tag are powered by a nano electromechanical (NEM) device that is operable by a source of pressurized air. | 06-02-2011 |
| 20110186644 | AIR-CONDITIONING CONTROL APPARATUS - An air-conditioning control apparatus for controlling an air conditioner configured to supply conditioned air into a space to be air-conditioned so that a temperature of a predetermined section in a plurality of sections in the space to be air-conditioned becomes a set temperature, the air-conditioning control apparatus comprising:
| 08-04-2011 |
| 20120031985 | FAULT TOLERANT APPLIANCE - A method for controlling an appliance includes detecting a fault state of the appliance, determining that the fault state is associated with a monitoring sensor of the appliance, and changing an operational mode of a system of the appliance associated with the monitoring sensor to a time-based operational mode. | 02-09-2012 |
| 20120085831 | SYSTEMS AND METHODS FOR CONTROLLING THE TEMPERATURE OF A ROOM BASED ON OCCUPANCY - An environment control system for controlling the temperature in a room, the system comprises a heating and cooling system; a thermostat for monitoring the temperature within a room and controlling the heating and cooling system; a motion sensor for detecting whether a door or window to the room has been opened; a presence detector for detecting whether the room is currently occupied; and a control system in communication with the thermostat, the motion sensor, and the presence detector, the control system being configured to control the room's temperature via the thermostat based at least in part on signals received from the thermostat, the motion detector and the presence detector, the control system being configured to cause the heating and cooling system to operate in a power savings mode when the room is unoccupied based on a series of time cycles during which the heating and cooling system is turned on or off as dictated by a plurality of temperature thresholds. | 04-12-2012 |
| 20120181342 | Automatic HVAC energy saver control unit - The Automatic HVAC Energy Saver Control Unit (HVAC-ES) is composed of 4 components. The Control System includes 2 wireless contacts, 1 transformer, and 1 control keypad. The Relay opens and closes the circuit. The Timer determines when the Relay engages and had dip switches and a timer dial that allows the delay to be set in seconds, minutes, or hours. The Cover encloses the Relay and Timer. | 07-19-2012 |
| 20150323939 | HOME INTELLECTUAL AIR CONDITIONING SYSTEM - A home intellectual air conditioning system for use in a house with at least one room, the system includes at least one air conditioner disposed in the room and an intellectual controller for interaction with the air conditioner. The intellectual controller has an identification sensor, a positioning system, a time unit and a processor. The identification sensor is configured to identify presence of a home member and transmit ID information of the home member to the processor. The positioning system is configured to track position of the home member within the house and transmit position information of the home member to the processor. The time unit is configured to transmit time information to the processor. The processor is configured to direct the air conditioner to operate according to the ID information, the position information of the home member and the time information. | 11-12-2015 |
