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6175782 |
System and method for adjusting climate control in vehicles
In a multimedia information and control system for use in an automobile, at least one interface is employed which enables a user to access information concerning the automobile and control vehicle...
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6170274 |
Vehicle air-conditioning system with automatic louver oscillation control
A vehicle air-conditioning system for achieving a comfortable blowout state of conditioned air at all times both with respect to air-conditioning load factors which change frequently, like solar...
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6161765 |
Outdoor enclosure with heated desiccant
A protective enclosure for housing heat-generating electronics, having a sorption device for controlling humidity and a heater for heating the sorption device. The invention protects electronics...
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6161764 |
Enhanced economizer controller
An enhanced controller for an air conditioning system incorporating mechanical cooling equipment and an economizer, the enhanced controller including circuits for producing signals indicative of...
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6135201 |
Air conditioning apparatus for vehicle with double layer flow mode
In an air conditioning apparatus for a vehicle, a double layer flow mode is set when the maximum heating state is set during an air outlet mode where both a foot opening portion and a defroster...
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6129286 |
Ventilation system, particularly for use in the agricultural field
A ventilation system, for example in the agricultural field. The ventilation system includes a ventilator and a processor module. Connections are included for connecting sensors associated with the...
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6123266 |
Cooling system for stand-alone battery cabinets
An outdoor battery cabinet is formed to include a cooling system to extend the life of the housed batteries. The cooling system comprises a ventilation system including an air intake unit, an...
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6116511 |
Method of initializing an in-car temperature sensor for a climate control system
A method of initializing an in-car temperature sensor for a climate control system on a vehicle includes the steps of determining if a predetermined condition for initializing the in-car...
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6102296 |
Integrated switch pad-aspirated sensor shroud for vehicular climate control systems and methods of manufacture and use
In a preferred embodiment, an integrated switch pad-aspirated sensor shroud for a vehicle climate control system, including: a switch pad including a base member; an opening defined through the...
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6095426 |
Room temperature control apparatus having feedforward and feedback control and method
A controller for heating, ventilating and air-conditioning distribution systems, which includes feedforward and feedback control strategies. The controller has a feedforward control strategy that...
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6095427 |
Temperature control system and method for efficiently obtaining and maintaining the temperature in a conditioned space
A method for efficiently maintaining the temperature of fluid in a conditioned space at a predetermined set point temperature, the method comprising the steps of: (a) operating the temperature...
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6089464 |
Thermal dynamic balancer
The present invention is directed toward a VAV (variable air volume) air conditioning system which is capable of varying the supply air volume to a space based upon discharge temperature while...
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6089463 |
Cooling system of a semiconductor testing device
There is provided a cooling system of a semiconductor testing device wherein the number of revolutions of a fan is controlled so as to obtain proper air-flow corresponding to a heating value for...
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6082623 |
Cooling system and method for a portable computer
A cooling system and method is provided to automatically switch a Central Processing Unit (CPU) to a proper execution mode according to a current working temperature and a current air flow value....
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6079627 |
Method and apparatus for measuring airflows in HVAC systems
The present invention includes a method and apparatus for accurately measuring airflow across a measuring location within a heating, ventilation, and air conditioning system. The method includes...
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6079626 |
Terminal unit with active diffuser
In building environmental control, primary HVAC services are distributed to multiple terminal units. An active diffuser terminal unit has a variable speed fan to controllably draw room air into the...
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6072397 |
Method and apparatus for reducing flame emissions from an electronics enclosure
A method and apparatus which reduces flame emissions from an electronics enclosure in the event of a fire within the enclosure. At least one fan is utilized to provide air flow along an air flow...
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6067808 |
Method of air conditioner operation for minimizing moisture condensed on evaporator core
A method for reducing overall workload of a vehicle air conditioning (a/c) system takes into account the humidity conditions. A high humidity condition can be detected by monitoring windshield...
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6054821 |
Motor-vehicle convertible-top system, and a method for operating a motor-vehicle convertible-top system
A convertible-top system for a motor vehicle has a signal-processing arrangement for detecting actuating commands and for controlling drive mechanisms for the convertible-top system in open and/or...
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6044654 |
Refrigerator
To provide a refrigerator capable of uniforming the temperature in the refrigerator by rapidly lowering the temperature at the door side of the refrigerator when the temperature rises by opening...
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6036102 |
Method and apparatus for ice dam prevention
An apparatus for the prevention of ice dams on roofs of edifices comprising a ventilator, a first and second outdoor temperature sensor. The first temperature sensor is located outside where snow...
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6021955 |
Method and apparatus for controlling the speed of a damper blade
A device for controlling the movement of a damper mounted in a housing between an open position and a closed position comprises a shaft rotatably secured to the damper for pivoting the damper...
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6021956 |
Thermal image judging method and air conditioner control method
Whether a thermal image is in a steady state or an unsteady state is judged based on measurement values of temperatures of objects and ambient temperature and previously obtained relational...
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6012297 |
Vehicle air conditioning apparatus
A vehicle air conditioning apparatus in which the larger the air conditioning cooling load in a vehicle compartment, for example, the larger the solar radiation amount, the lower the set...
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6000623 |
System packaging for high performance computer applications
A cooling system for a host device affords enhanced reliability using multiple blower units mounted in parallel between a low pressure plenum and a high pressure plenum and a control system that...
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5992166 |
Motorized damper for refrigerator
A motorized damper and a control circuit for controlling the damper motor are described. More specifically, and in one embodiment, the control circuit includes a fresh food compartment cold control...
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5988860 |
System and method for directing air flow having a sash
A system for directing air flow in a fume hood having a sash includes a mechanism for producing an output control signal corresponding to a desired flow of air through the sash of the fume hood....
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5988518 |
Automotive air conditioner
On an air-conditioning control panel equipped with an inside/outside air changeover switch which enables selection of an inside air recirculation mode, an outside air intake mode or an...
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5983654 |
Freezer-equipped refrigerator
In a freezer-equipped refrigerator, a refrigerating chamber or freezing chamber is divided into a plurality of sections having substantially same temperature zone. A temperature element is provided...
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5984225 |
Compensating tensioning mechanism for film valve
A roller drive mechanism for an automotive HVAC film valve belt includes a single motor type drive that automatically compensates for continually differing belt wind up and wind off rates, while...
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5979779 |
Air conditioning system for vehicle
An air conditioning system for a cabin of a vehicle having a rear hatch. The air conditioning system has a sun radiation sensor for detecting a sun radiation amount into a rear part of the cabin...
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5971067 |
Air quality control system
The present invention is a system for controlling the quality of air in a building. The system includes a sensor disposed for sensing the air quality in a building. Upon a sensing of an air quality...
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5963890 |
Control systems, especially for heating, ventilating and/or air conditioning installations for motor vehicles
The control means includes a keypad and display unit which is connected to a processing means which includes a user or input memory, a regulation unit for receiving sensed values of parameters, and...
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5950709 |
Temperature control with stored multiple configuration programs
A thermostat which is configurable to be used with conventional fossil fuel furnaces, electric furnaces, heat pumps and other air conditioning equipment and fans. A setup program is included which...
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5947371 |
Operation control apparatus of an air conditioner and a method thereof
A room air conditioner is operable to perform heating or cooling operations in a room. Furthermore, it is possible to direct warm or cool air to selected regions of the room. For example, it is...
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5946923 |
Air conditioning system for vehicle
An air conditioning system for a vehicle is composed of a control unit which controls an air switching door, an element for detecting a clean-air level of the outside air and a vehicle speed...
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5944256 |
Air conditioner for vehicle
A vehicular air conditioner comprises a controller, a solar sensor and a room temperature sensor. The controller includes a correcting section where a detected solar intensity and/or a detected...
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5937940 |
Method and system for predicting air discharge temperature in a control system which controls an automotive HVAC system
Method and system for predicting air discharge temperature in a control system which controls an automotive HVAC (heating, ventilation and air conditioning) system using a model. The model is based...
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5937941 |
Heating, ventilating and/or air conditioning installation with fuzzy logic regulation, especially for a motor vehicle
An air conditioning installation for the cabin of a motor vehicle comprises an air treatment and distribution unit, consisting of a trunk containing distribution valves and a mixing valve, together...
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5934987 |
Device and method for controlling air conduction elements of a vehicle
A device and method for controlling air conduction in a vehicle includes an air conduction element. The air conduction element is controlled as a function of the moisture in the vehicle interior,...
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5931006 |
Vehicle air conditioning unit with an air-conditioning function depending on the external dew point
An air-conditioning unit is provided for a vehicle with an air-conditioning function depending on the outside dew point. The air-conditioning unit includes a device for determining the dew point...
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5931376 |
Device for air-conditioning control in an air-conditioned room having textile machines
The description relates to a device for air conditioning control in an air-conditioned room containing textile machines, especially circular spinning and spooling machines, with an air feed and an...
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5931227 |
Conversion of constant volume heating/air conditioning systems
Constant volume multizone heating/air conditioning systems are converted to variable volume air conditioning systems. Energy conservation is achieved by converting the fan drive from one requiring...
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5915473 |
Integrated humidity and temperature controller
A method of operating an HVAC system having an HVAC control and a humidity limiting control. The method comprises the steps of: determining a relative humidity limit for a space; monitoring...
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5913890 |
Air current control apparatus for air conditioner and methods
This invention relates to an air flow control apparatus for an air conditioner for implementing the air conditioning of the entire room by controlling air flow direction and preset temperature, the...
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5913723 |
Process and apparatus for air conditioning and/or heating, especially for apartment buildings
A domestic air conditioning and/or heating method, particularly for apartment buildings, using an outside unit (2) and an inside unit (1) connected to one another via fluid and electrical lines...
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5909378 |
Control apparatus and method for maximizing energy saving in operation of HVAC equipment and the like
The multi-function energy management system has a plurality of predetermined operating programs stored in memory in or around a micro controller. The micro controller may be pre-set to operate a...
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5908154 |
Air conditioning apparatus in an air conditioning system for use in a vehicle
In the air conditioning apparatus, the air conditioning amplifier unit e is connected to the plurality of door actuators through a single communication line and a single power source line, and also...
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5906315 |
Watchdog timer for controlling a cooling system
A system and method for preventing a computer system from overheating when a processor or software controlling the processor which controls the cooling system fails. The apparatus utilizes a...
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5904293 |
Air mix controller of automobile air conditioner
Control parameter (target opening) Xm is stored in a memory and the Xm value stored in the memory is used instead of a PBR value to calculate a deviation S value by a conventional control system....
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