|
Match
|
Document |
Document Title |
|
|
8172544 |
Operation control device for vacuum pump and method for stopping operation thereof
To provide an operation control device for a vacuum pump and a method for stopping the operation of the vacuum pump that make it possible to effectively remove products, resulting from...
|
|
|
8157537 |
Method, system, and apparatus for operating a sucker rod pump
Apparatus, methods, and system for wireless remote monitoring and controlling a sucker rod pump for producing hydrocarbons, providing self-adjusting methods for operation over a wide-range of...
|
|
|
8135529 |
Method for controlling constant-pressure fluid
A method for controlling a constant-pressure fluid enables an inverter with a build-in controller to control rotation speed of a pump to achieve constant-pressure control thereof. In the control...
|
|
|
8133033 |
High voltage bus capacitor pre-charger circuit
A precharge circuit (20, 20′, 20″) charges at least one capacitor (22, 22′, 22″) associated with an electrical device with high capacitance, such as a motor (14) which drives a compressor (16) of...
|
|
|
8127563 |
Linear-compressor control system, a method of controlling a linear compressor and a linear compressor
A linear compressor control system includes an electronic circuit controlling an electric motor that drive a piston of the compressor, such that the motor is operated intermittently with an on-time...
|
|
|
8116911 |
System and method for sump heater control in an HVAC system
A system and a method are provided for powering up a heating, ventilation, and air conditioning (HVAC) system and operating a sump heater for a compressor for a first predetermined period of time...
|
|
|
8105047 |
Electric home appliance having drain function and method of controlling the same
A home appliance equipped with a drain function and a method of controlling the same are disclosed. A method of controlling a home appliance equipped with a drain apparatus includes switching...
|
|
|
8066491 |
Reciprocating pump with electronically monitored air valve having battery and solenoid electronic monitoring
An air operated pump (10) uses a magnet (14) mounted in the valve cup (16) of the air motor (18) and two reed sensors (20) mounted in the valve cover (22) to monitor the speed and position of the...
|
|
|
7980831 |
Oscillating type compressor
An oscillating type piston is connected to an output shaft of an electric motor through a crankshaft. The piston is provided with a lip ring that slidingly contacts a cylinder. The motor is rotated...
|
|
|
7922457 |
System and method for controlling a variable speed compressor during stopping
A compressor system operable to shutdown in response to a shutdown signal. The compressor system includes a compression device operable between a first speed and a second speed to produce a flow of...
|
|
|
7832421 |
System and method for making hot water available in a domestic water installation and domestic water installation
A method, system and device for making hot water available in a water-supply system is disclosed. The water-supply system includes a source of hot water, a hot-water line and one or more tap...
|
|
|
7762787 |
Engine driven working machine
In an engine drive washing machine, a discharge switch 10 is provided in a jet gun 5. When the switch 10 is turned off, an engine 1 is stopped. When the switch 10 is turned on, the engine 1 is...
|
|
|
7641449 |
Air compressor having a controller for a variable speed motor and a compressed air tank
For a motor that drives a compressed air generator, three operating modes which includes a powerful mode for rotating a motor in a high speed range, a silent mode for rotating the motor in a low...
|
|
|
7611331 |
Device and method for controlling a two cylinder thick matter pump
A device and a method for controlling a two-cylinder thick matter pump comprising pistons that are actuated in a push-pull manner by means of a hydraulic reversible pump (6) and hydraulic drive...
|
|
|
7588422 |
Pump driving method and device therefor
A pump driving apparatus has a characteristic changing section which receives a set pressure, a set flowing amount, a set horse power, and a DC voltage of the converter section as input, outputs...
|
|
|
7484938 |
Electronic control for pool pump
An electronic pool pump timer that controls the run time or the pump for a period of time each day depending on the date. In the preferred embodiment, the user enters the historical daily maximum...
|
|
|
7459869 |
Driving apparatus of motor
A driving apparatus of a motor capable of operating a motor of a reciprocating compressor stably by using a simple power voltage control unit. The apparatus includes a power voltage control unit...
|
|
|
7446494 |
HVAC actuator having torque compensation
A method and system are disclosed for adjusting the torque of a motor for a HVAC actuator based upon one or more operating conditions of the HVAC actuator. One illustrative HVAC actuator includes...
|
|
|
7393185 |
Fuel pump with automatic shutoff
A pressure sensor subsystem measures the pressure within a fuel pump and outputs an under-pressure signal when the measured pressure is below a predetermined threshold pressure value. A temperature...
|
|
|
7338260 |
System and method for controlling current provided to a stepping motor
A system and method is disclosed for controlling the input electrical current to an infusion pump stepper motor based on predetermined torque requirements. The system can include a motor controller...
|
|
|
7331766 |
Compressor
In a compressor for gaseous media, in particular, refrigerants, comprising a housing, a drive shaft mounted in the housing, at least one compressor unit arranged in the housing and driven by the...
|
|
|
7331773 |
Pump provided with exhaust valve device and hemodynamometer incorporating the same
A diaphragm is provided in a pump case so as to define a pump chamber communicated with an external member having an air chamber. A motor actuates the diaphragm to introduce air into the pump...
|
|
|
7314039 |
Method of controlling operation of a liquid-fuel combustion appliance
A method of controlling operation of a liquid-fuel combustion appliance. The method is characterized by including an “antiseize operating mode” in which an electric motor and a fuel pump, pow...
|
|
|
7252483 |
Method of managing time, at which maintenance in a gas compressor multiple system should be carried out
The method of managing time M, at which maintenance of a gas compressor multiple system incorporating therein a plurality of gas compressors should be carried out, involves making a comparison...
|
|
|
7156983 |
Swimming pool backwash assembly
A swimming pool backwash control arrangement includes a timing device incorporated with a valve for controlling normal re-circulating flow and backwash flow through a swimming pool filter. The...
|
|
|
7128538 |
Centrifugal fluid pump apparatus
A centrifugal fluid pump apparatus includes a control mechanism including an emergency impeller rotation function. The emergency impeller rotation function includes a rotation termination function...
|
|
|
7118348 |
Compressed air system and method of control
A compressed air system, wherein a decision to de-energize a compressor motor is made with consideration of the likely need for the operation of the compressor at a future point in time. A rate of...
|
|
|
7118347 |
Method for activating an electric motor and a metering pump by supplying predetermined pulse intervals to supply predetermined fluid quantities
The methods serves for activating an electric motor of a metering pump with which the fluid quantity (Vnom) to be delivered is set by an external impulse trigger, wherein a predetermined delivery...
|
|
|
7100382 |
Unitary control for air conditioner and/or heat pump
A unitary control for operating at least the fan and compressor of a climate control apparatus in response to signals received from a thermostat, the unitary air conditioning control includes a...
|
|
|
7077155 |
Hot water recirculating system
A hot water circulating system to provide instant hot water including a hot water source connected to one or more fixtures and a hot water return line from the fixture to the hot water source...
|
|
|
7044714 |
System and method for controlling pumping of non-homogenous fluids
A controller for controlling the pump unit of an oil well includes a sensor having a first and second probe for placement in the flow of oil from the well bore. Each of the probes contains a...
|
|
|
7028491 |
Method and apparatus for reducing inrush current in a multi-stage compressor
A compressor assembly having a first compression mechanism operatively coupled to a first motor and a second compression mechanism operatively coupled to a second motor. The first compression...
|
|
|
7000626 |
Instantaneous and constant fluid delivery system
This is a method and means for maintaining a constant supply of a fluid with specific characteristics within a fluid supply conduit from a supply source of the fluid with specific characteristics...
|
|
|
6962162 |
Method for operating a multi family/commercial plumbing system
A method for operating a multi-family/commercial plumbing system includes sensing an event and recording for each sensed event at least one parameter selected from the group consisting of date, day...
|
|
|
6910344 |
Compressor torque estimate device, engine controller and method of estimating compressor torque
A compressor torque estimate device is used for a variable displacement compressor whose displacement is variable based on a compressor control signal for estimating a compressor torque of the...
|
|
|
6895985 |
Smart device and system for improved domestic use and saving of water
A system for providing a user with water at a desired temperature comprising a piping system that includes a hot water pipe and a cold water pipe, a pump coupled to the piping system and a smart...
|
|
|
6874326 |
Air conditioning system with two compressors and method for operating the same
Disclosed are an air conditioning system with two compressors and a method for operating the same, so as to variably change a compression capacity of a refrigerant according to the variation of...
|
|
|
6826490 |
Transducer calibration system: apparatus and method
A transducer calibration apparatus and method for transforming both previously established transducer parameters for a transducer calibrated to a first target object material and measured...
|
|
|
6804971 |
Apparatus and method for controlling compressors of air conditioner
Disclosed are an apparatus and a method for controlling a plurality of compressors of an air conditioner. The apparatus comprises a counter, a timer, and a controller. The counter serves to count...
|
|
|
6799950 |
Method and apparatus for controlling a compressor
A method and apparatus for controlling a compressor suitable for delivery of pressurized fluid to a pressurized fluid system, wherein the delivery of the pressurized fluid to the pressurized fluid...
|
|
|
6796776 |
Pumping system and method with improved screen
A system and method for reducing the collection of debris in a fluid pumping system. The system and method may be used in pools, spas, or other applications in which fluids are circulated through a...
|
|
|
6715995 |
Hybrid compressor control method
A method for controlling a hybrid compressor system is disclosed. The hybrid compressor system includes a variable displacement hybrid compressor that is selectively driven by one of an engine and...
|
|
|
6676382 |
Sump pump monitoring and control system
Motor speed, motor amps, float position and elapsed run time are monitored to determine whether a sump pump is in a normal condition, a jammed condition, an inadequate pumping rate condition, a dry...
|
|
|
6669448 |
Pump control method and apparatus
A method for controlling the operation of one or more electrically-operated pumps (11, 12) to pump a liquid from a well or sump (10) which, in use, receives a substantially continuous inflow of...
|
|
|
6663348 |
Method of controlling a compressor, piston-position monitoring system, and compressor
A system and method for controlling a compressor (1) is provided that prevents the piston (5) of the compressor from colliding against the valve system (8, 9) provided therein. The system and...
|
|
|
6640564 |
Vehicle air conditioner with automatic breaking-in operation of compressor
In a vehicle air conditioner, a control unit includes determining means for determining a first start of a compressor for compressing refrigerant in a refrigerant cycle after being mounted on the...
|
|
|
6632072 |
Pneumatic pump control system and method of making the same including a pneumatic pressure accumulator tube
A pneumatic pump control system for sequentially switching on and off an electrically operated pump disposed in a waste water liquid storage tank The pneumatic pump control system comprises a...
|
|
|
6612812 |
Semiautomatic electronic system for sensing and increasing liquid in a containment vessel to a predetermine level
A semiautomatic electronic system for sensing and accordingly raising if such is determined to be required, the fluid level of a liquid present in swimming pools, animal water drinking troughs, or...
|
|
|
6592332 |
Pump-off control interrupter
A pump-off control system for use with an electric motor driven pump jack assembly for operation of a down hole pump in which a circuit interrupter device is attached to the top of the polished rod...
|
|
|
6585490 |
Vacuum regeneration method for a flywheel system
A vacuum management and regeneration apparatus and method for operating an energy storage flywheel system having a flywheel supported by a bearing system inside an evacuated chamber enclosed within...
|