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Document Title |
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8177102 |
Pump
A pump comprising a container containing a dispense material, an outlet and an actuator arranged to alternate between a first and a second configuration in response to a change in the pump's...
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8167577 |
Fuel pump device
A fuel pump device includes a fuel pump in which pressure-generating components in the form of a movable piston movable through a cylinder in the fuel pump together are operable to pressurize the...
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8142167 |
Paddlewheel apparatus
A paddlewheel apparatus including a paddlewheel axle, first and second spaced apart annular wheel hubs locked in rotation with the axle, and a plurality of elongated tri-curved paddles...
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8046126 |
Cooling device, control method of cooling device, and abnormality specification method
The start control is repeatedly performed for an oil pump that pressure feeds the flow of oil in a motor cooling system. This control is repeated for every specified rise in motor temperature...
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8038412 |
Temperature management for electric motor driven pump
A hydraulic pump system is provided that includes a pump driven by an electric motor. The electric motor includes windings that receive power from a power source. In one example, a temperature...
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7966839 |
Method and system for controlling a compressor for an HVAC module
A system for controlling a heating and cooling system for use on a machine includes a condenser, an evaporator assembly, an electric motor driven compressor, and a master controller operable to...
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7861582 |
Flow rate estimation method of blood pump
In a flow rate estimation method of a blood pump, a general flow rate estimation formula which includes a correction term is formed based on a plurality of blood pumps. Measured data obtained from...
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7841837 |
Cooling-fan rotation-speed control circuit
The present invention discloses a cooling-fan rotation-speed control circuit, wherein a plurality of sets of input power sources respectively having different voltages is electrically and parallel...
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7630198 |
Multi-stage air movers for cooling computer systems and for other uses
Multi-stage air movers for cooling computers and other systems are described herein. In one embodiment, a computer system includes a computer cabinet holding a plurality of computer modules. The...
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7536967 |
Marine water conversion
A marine water conversion apparatus capable of pumping ocean surface water several hundred feel below the surface to cause sufficient cooler water to rise to the surface to prevent formation of or...
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7497668 |
Gas supply arrangement and associated method, particularly for a gas turbine
A method for operating a gas-supply system, particularly for a gas turbine, having a gas-carrying pipeline, a controllable compressor arranged in the pipeline and at least one consumer connected to...
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7497116 |
Flow rate estimation method of blood pump
In a flow rate estimation method of a blood pump, a general flow rate estimation formula which includes a correction term is formed based on a plurality of blood pumps. Measured data obtained from...
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7458782 |
Computer monitoring system for pumps
A computer monitoring system for controlling the operation of a sump pump, and reporting failure of the sump pump. The computer monitoring system includes a sump pump designed for pumping water out...
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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...
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7427221 |
Method of and apparatus for aerating bodies of water
A body of water is aerated by propelling in the body of water a water pumping arrangement including a sheath having a turning propeller that (a) sucks water from the body into the sheath interior...
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7307538 |
Pump connector system
A single pump control unit can be coupled to first and second float switches and a pump for purposes of removing fluid from a region such as a sump. A supplemental set of contacts can be provided...
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7137267 |
Apparatus for variable displacement type compressor
An apparatus for controlling a variable displacement compressor has an information detector and a controller. The information detector detects information about the thermal load on the...
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7134295 |
Compressor unit and refrigerator using the unit
A compressor unit includes a compressor, an inverter for driving the compressor, and an over-current protective device for protecting the inverter against an output over-current. A control part...
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7098617 |
Advanced programmable closed loop fan control method
A fan control system and method that maintains the operating temperature of computer and electronic devices or components at about a predetermined control level to minimize power consumption and...
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6981848 |
Methanol injection system and method to prevent freezing of a natural gas pipeline
A system for injecting an injection fluid into a pipeline includes an injection pump, a timer for initiating sequencing of the pump, a control valve for controlling the flow of pressurized fluid to...
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6939109 |
Pump control system
The present invention provides a system which comprises primary supply pumps and secondary supply pumps and controls pressurized water supply systems, air-conditioning systems, or the like that...
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6755621 |
Stimuli-responsive hybrid materials containing molecular actuators and their applications
The present invention provides a hybrid material and a method for forming a hybrid material comprising actuator made from a stimuli responsive polymer mounted in a porous framework. The present...
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6726455 |
Fan having a heat sensor device
The inventive fan includes a frame having a hub defining an aperture and a fan unit received in the frame. The fan unit has an air impeller rotatably supported by the hub and a circuitry adapted to...
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6705839 |
Control system and method for air compressor
In a device and a method for controlling an oiled air compressor (1), which is included in a compressed-air system (2) for a motor vehicle and which is driven by the engine (3) of the motor vehicle...
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6589018 |
Electric fan motor assembly with motor housing control switch and electrical input socket
A fan assembly is disclosed. The fan assembly has a frame and a motorized blade assembly. The motorized blade assembly has an electric motor and an integrally attached bladed propeller with a...
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6503389 |
Liquid chromatograph
An operation portion reads an analyzing time and an analyzing flow rate from a storing portion for a next analysis to calculate a liquid delivery quantity per analysis for the next analysis, and...
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6462666 |
Housing and electric connection panel for sump pump and full septic tank alarm
Disclosure is made of a housing and electric connection panel for sump pump and full septic tank alarm apparatus which includes an electric connection panel with a female receptacle and electrical...
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6412293 |
Scroll machine with continuous capacity modulation
An improved continuous capacity modulation system for scroll-type compressors is disclosed in which a valve body of a solenoid valve assembly is secured to the inner wall of the hermetic shell and...
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6390779 |
Intelligent air compressor operation
Apparatus for and method of monitoring the condition of an air compressor. The apparatus includes a plurality of appropriately located sensors for sensing operating parameters of the air compressor...
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6196246 |
Freeze-resistant plumbing system in combination with a backflow preventer
A plumbing system which, when ambient outdoor temperatures drop below freezing, circulates water to prevent it from freezing, utilizing a check valve to prevent water from flowing back into the...
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6170275 |
Fan for refrigerator
A fan suitable for use in a refrigerator includes a motor frame having a bracket insertion hole, a bracket including a cylindrical portion fitted into the bracket insertion hole so as to project...
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6167965 |
Electrical submersible pump and methods for enhanced utilization of electrical submersible pumps in the completion and production of wellbores
An improved electrical submersible pump is disclosed in which a processor downhole is utilized to monitor one or more subsurface conditions, to record data, and to alter at least one operating...
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6109878 |
System and a method for velocity modulation for pulseless operation of a pump
A system and a method are provided for velocity modulation to create pulseless delivery of a fluid by a pump, particularly a piston pump. The system and method require input of data, such as a...
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5894881 |
Fan powered aftercooler and control circuit for locomotive compressors having no integral aftercooler
An electrical circuit for controlling the operation of a fan cooled aftercooler receiving pressurized air from a compressor located in a locomotive. The circuit includes a motor for driving the fan...
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5816494 |
Summer operation apparatus for a heating system
A summer operation apparatus for a circulating water heating system includes a separate auxiliary device installable in connection with the system controller. The auxiliary device includes an...
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5797717 |
Air conditioning control unit
A contactless output section makes a circuit including a fan motor and an ac power source when a receive portion receives a command signal. A diode bridge and a direct current regulated circuit...
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5791880 |
Infusion pump having power-saving modes
An infusion apparatus includes a pump powered by a source of battery power and capable of operating in a plurality of infusion modes and operating in a power savings mode. The infusion apparatus...
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5731671 |
Method and circuit arrangement for controlling fans
In order to control fans, which are arranged for example in power supplies for cooling the components arranged there, a method and a circuit arrangement are proposed which, on the basis of control...
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5518373 |
Compressor start-up controller
A compressor start-up controller includes a compressing section (37-39) for compressing a refrigerant; a motor (25) connected to the compressing section for rotating the compressing section; a...
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5449275 |
Controller and method for operation of electric fan
A fan speed controller and a method which allows to maintain a constant level of thermal sensation felt by a human body when air temperature, relative humidity, thermal radiation and distance...
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5379999 |
Sheet media handling apparatus
A sheet media handling apparatus includes an air plenum having a first set of openings for passing air in the vicinity of a sheet media being handled and a second opening; and a fan including a...
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5266010 |
Method and apparatus for controlling hydraulic pump
A method for controlling a hydraulic pump included by an apparatus, comprises the steps of: measuring a circumferential atmospheric temperature of the apparatus, comparing the measured...
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5254035 |
Automatic operation apparatus for ventilating fan
In an apparatus in which a smoke density detecting element detects a smoke density in a room to be ventilated so as to automatically start and stop the operation of a ventilating fan in dependence...
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5252030 |
Automatic operation apparatus for ventilating fan
A smoke sensor detects a smoke density in a room so as to automatically start the operation of a ventilating fan when the smoke density exceeds a predetermined value, but stops the operation of the...
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5224836 |
Control system for prime driver of compressor and method
A compressor, used for compressing a working fluid to be discharged into a reservoir, includes at least one compressor element. A prime driver, capable of operating at varying angular velocities,...
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5203178 |
Noise control of air conditioner
An air conditioning apparatus having a condenser fan, an evaporator fan, a compressor, at least two motor for driving the fans and the compressor, and being responsive to vibration of the apparatus...
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5197858 |
Thermal control variable speed DC brushless fan
A thermal control variable speed DC brushless fan, especially a DC brushless fan which may change speed in accordance with the temperature sensed, includes a fan speed control circuit and a DC...
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5125241 |
Refrigerating apparatus having noise attenuation
A refrigerator with a noise attenuating function includes a cabinet having storage and machine compartments, a compressor disposed in the machine compartment, a noise detector disposed in the...
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5056036 |
Computer controlled metering pump
A computer controlled metering pump. The displacement of a metering pump is accurately monitored using a position sensor connected to a piston. A control computer receives the sensor signal as well...
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5017093 |
Thermostatically controlled boat de-icer
A thermostat control for use in conjunction with a boat dock de-icer, wherein the thermostat control includes an electrical outlet, a plug for connecting the control to a source of electrical...
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