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US20050095141 System and method for pumping fluid using a pump cassette  
A system and method for pumping fluid using a pump cassette. The system includes a control assembly for operating the pump cassette. A force assembly having a movable member is capable of applying...
US20150273137 CONTINUOUS FLUID DELIVERY SYSTEM AND METHOD  
The continuous fluid delivery systems includes a fluid pumping device comprising a pump housing comprising a base member with a plurality of inlet ports and at least one outlet port and at least...
US20070274843 SYSTEM FOR DETECTING THE STATUS OF A VENT ASSOCIATED WITH A FLUID SUPPLY UPSTREAM OF AN INFUSION PUMP  
A system and method for determining whether the pressure in a fluid line upstream of an infusion pump is becoming lower as pumping draws fluid from the fluid line and fluid container due to a lack...
US20130294941 OPTICAL DETECTION OF MEDICAL PUMP ROTOR POSITION  
Rotation of a rotatable assembly of a medical pumping apparatus such as a pump rotor of a rotary peristaltic pump is monitored via electromagnetic radiation (e.g., infrared radiation). The...
US20050047927 Process modules for transport polymerization of low epsilon thin films  
A Process Module (“PM”) is designed to facilitate Transport Polymerization (“TP”) of precursors that are useful for preparations of low Dielectric Constant (“∈”) films. The PM consists primarily...
US20130294937 SYSTEM AND METHOD FOR A COMPRESSOR  
Systems and methods of the invention relate to diagnosing a compressor. A method may include monitoring a crankcase pressure of a compressor, analyzing the monitored crankcase pressure, and...
US20120177507 LABORATORY SYRINGE PUMPS  
A syringe pump which includes a pusher block is slidably mounted on bearings on one or more guide rails. The pusher block is advanced or retracted by a lead screw having an axis which is offset...
US20080101967 Rotary axial peristaltic pumps and related methods  
Rotary axial peristaltic pumps, related methods and components. The rotary axial peristaltic pump generally comprises a platen having a platen surface, a tube positioned adjacent to the platen...
US20060292012 Method and apparatus for pump control  
A method and apparatus for controlling a pump adapted to cause liquid to flow from a first location to a second location. The pump may be operated in a calibration period, and based on performance...
US20150152855 SENSOR SYSTEM FOR A POSITIVE DISPLACEMENT PUMP  
A positive displacement pump is provided that includes a pump housing having a pump chamber; a plunger mounted in the pump housing for reciprocating motion in the pump chamber; a suction valve...
US20130294936 SYSTEM AND METHOD FOR A COMPRESSOR  
Systems and methods of the invention relate to removing fluid from a compressor to mitigate condensation accumulated for a compressor. A controller can be configured to actuate a drain valve...
US20100008794 Device and Method Employing Shape Memory Alloy  
A system for the metering and delivery of small discrete volumes of liquid is comprised of a small or minimal number of inexpensive components. One such component is a movable member, such as a...
US20150030469 FAN ARRAY CONTROL SYSTEM  
A fan array fan section in an air-handling system includes a plurality of fan units arranged in a fan array and positioned within an air-handling compartment. One preferred embodiment may include...
US20120091165 System and Method for Correcting for Pressure Variations Using a Motor  
Systems and methods for compensating for pressure increase which may occur in various enclosed spaces of a pumping apparatus are disclosed. Embodiments of the present invention may compensate for...
US20100111713 APPARATUSES, SYSTEMS, AND METHODS FOR IMPROVED PERFORMANCE OF A PRESSURIZED SYSTEM  
A system, apparatus, and method for improving performance of a pressurized system.
US20100068072 Device and Method Employing Shape Memory Alloy  
A system for the metering and delivery of small discrete volumes of liquid is comprised of a small or minimal number of inexpensive components. One such component is a movable member, such as a...
US20090214358 PIEZOELECTRIC FLUID PUMP  
A compact, high capacity pump for pumping fluid. A first one-way valve is between an inlet port and the pump's fluid chamber. A second one-way valve is between the pump's fluid chamber and an...
US20080267787 DEVICES AND METHODS FOR USE IN ASSESSING A FLOW CONDITION OF A FLUID  
A device for use in assessing a flow condition of a fluid, or a fluid in a flow path, is provided. The device comprises at least one electrochemical cell, comprising a working electrode and at...
US20090252616 Variable Rate Pumping System  
A pumping system comprising a motor, wherein the motor has an operating speed, a pump coupled to the motor, wherein the pump has a volumetric displacement, a fluid end coupled to the pump, wherein...
US20110091331 HIGH PRESSURE PUMPING CARTRIDGES FOR MEDICAL AND SURGICAL PUMPING AND INFUSION APPLICATIONS  
Pumping cartridges useful for medical and surgical pumping and infusion procedures are disclosed. Methods for manufacturing and utilizing such pumping cartridges and methods for pumping or...
US20100189574 HIGH PRESSURE PUMP CONTROL  
A feedback control loop for a high pressure pump modifies the accumulator velocity and pressure during solvent transfer. The accumulator velocity is adjusted to maintain the system pressure equal...
US20110207621 Assays Based on Liquid Flow over Arrays  
Flow-through assay reaction chamber (6) of cassette has back and forth liquid mixing in narrow gap (G) over array of capture agent (S), with net flow advance to waste confinement (19), produced by...
US20110097215 Flexible Solid-State Pump Constructed of Surface-Modified Glass Fiber Filters and Metal Mesh Electrodes  
An electroosmotic pump includes first and second electrodes which, during operation of the pump, are maintained at a potential difference of, for example, at least about 10V. A membrane...
US20100202897 HIGH PRESSURE PUMP CONTROL  
A feedback control loop for a high pressure pump modifies the accumulator velocity and pressure during solvent transfer. The accumulator velocity is adjusted to maintain the system pressure equal...
US20110206540 Liquid Dispensing System With Enhanced Mixing  
A dispense apparatus and system for dispensing suspensions or emulsions. The system ensures uniformity of distribution of the dispersed phase within the continuous-phase liquid by moving the fluid...
US20070286739 Apparatus for driving microfluid and driving method thereof  
An apparatus for driving microfluids is provided. The apparatus comprises a driving unit and a microfluidic chip. The driving unit comprises a substrate and a film, wherein the film is combined...
US20130202453 MICRO-FLUIDIC PUMP  
A micro-fluidic pump comprises one or more channels having an array of resistive heaters, an inlet, outlet and a substrate as a heat sink and a means of cooling the device. The pump is operated...
US20140234123 SYSTEMS AND METHODS FOR ENERGY STORAGE AND RECOVERY USING RAPID ISOTHERMAL GAS EXPANSION AND COMPRESSION  
The invention relates to systems and methods for rapidly and isothermally expanding and compressing gas in energy storage and recovery systems that use open-air hydraulic-pneumatic cylinder...
US20120070315 Chemical Reactor System and Methods to Create Plasma Hot Spots in a Pumped Media  
Methods and apparatus are disclosed to produce gas vapor bubbles in a liquid media and collapsing the bubble to create a plasma hot spot. Generated bubbles are introduced and collapsing the...
US20100054960 PULSATION GENERATING MECHANISM, CONNECTING FLOW CHANNEL TUBE, AND FLUID EJECTING APPARATUS  
A fluid ejecting apparatus having a fluid chamber, an inlet flow channel, and a nozzle configured to eject fluid supplied from the inlet flow channel to the fluid chamber from the nozzle in a...
US20090246035 Pump Module Fluidically Isolated Displacement Device  
A pump module for use in a medical fluid dispensing system is provided that includes a pump body having first and second portions where at least one of the first and second portions includes first...
US20050260081 Vacuum pumping system and method for monitoring of the same  
A vacuum pumping system includes: an evacuation conduit, having a sequence of monitoring zones serially assigned in an exhaust direction; sensors respectively provided to the monitoring zones and...
US20150258273 Electrochemically-Actuated Microfluidic Devices  
Electrochemical actuation is disclosed for fluid movement and flow control in microfluidic devices, allowing for miniaturization, minimal power requirements, single-use disposability and...
US20140363309 EMERGENCY MOLTEN METAL PUMP OUT  
A molten metal pump comprised of a metal base defining a pumping chamber is provided. The pump further includes a motor mount adapted to receive a motor, at least one metal post extending between...
US20120224980 CENTRIFUGAL WET GAS COMPRESSION OR EXPANSION WITH A SLUG SUPPRESSOR AND/OR ATOMIZER  
This disclosure is to an apparatus and method for increasing the ability of centrifugal compressors or expanders to handle multiphase fluids with increased liquid content by passing the fluid...
US20110011802 SYSTEMS AND METHODS FOR SIMULTANEOUSLY GENERATING ENERGY AND TREATING WATER  
A system that enables cooling a concentrated photovoltaic cell, while simultaneously treating water, e.g., desalinating sea water. A concentrated PV panel converts solar energy to electric power....
US20090317267 HYDRAULIC INTENSIFIERS  
A hydraulic intensifier with a piston and cylinder assembly (1) having a first piston (3) in a chamber (4) of low pressure cylinder and a second piston (7) in a chamber (8) of a high pressure...
US20050031468 Controller of vacuum pump  
A vacuum pump has a pump mechanism section that performs evacuation to set a space to be evacuated to a predetermined degree of vacuum and an electric motor section for driving the pump mechanism...
US20140219827 Cranked Rod Pump Method  
An improved apparatus and method are disclosed, for pumping fluids, such as water and/or hydrocarbons, from a subterranean formation or reservoir, through use of a cranked rod pumping (CRP)...
US20140322034 OFFSET VALVE BORE FOR A RECIPROCATING PUMP  
A fluid end 15 for a multiple reciprocating pump assembly 12 comprises at least three plunger bores 61 or 91, each for receiving a reciprocating plunger 35. Each plunger bore has a plunger bore...
US20130336809 FASTENER-DRIVING DEVICE AND CONTROLLING METHOD  
The driving device 1, in accordance with the invention, has a ram 3, which, driven by compressed air, drives in the fastener 2. A pump device 5 produces the compressed air. The pump device 5 has a...
US20090257886 Method And Apparatus For Controlling Microfluidic Flow  
An apparatus includes a pump; a gas pressure sensor; a microfluidic chip defining a microfluidic conduit; and a gas conduit providing fluid communication between the pump, the gas sensor and the...
US20090041588 Active valve system for positive displacement pump  
An active valve system may be used to improve operation of the suction valve(s) of a positive displacement pump. As appropriate, the active valve system may apply a force to the suction valve...
US20140093399 Turbine-Driven Reciprocating Compressor and Method  
A reciprocating compressor system is provided comprising: a turbine; a reciprocating compressor driven by the turbine; and a gearbox arranged between the turbine and the reciprocating compressor....
US20070020112 Compressor sound suppression  
A compressor includes a housing and one or more working elements. A muffler is located downstream of the discharge plenum. A centerbody is located in the discharge plenum upstream of the muffler...
US20140058190 SYSTEM AND METHOD FOR CONTROLLING PUMP  
Systems and methods including a motor or electromagnets to control the movement of one or more pistons in a pumping chamber. The pumping chamber may include a pump inlet and a pump outlet in fluid...
US20140003963 APPARATUS AND METHOD FOR OPERATING A SUBSEA COMPRESSION SYSTEM IN A WELL STREAM  
A method of operating a subsea compression system in a well stream, the subsea compression system comprising a compressor and an electromotor driven pump, wherein the compressor is configured to...
US20050180858 Customized video processing modes for HD-capable set-top decoders  
A method (100; 200) and apparatus (230) for controlling a display of video being output from a set-top box determines (102) if a user selected channel contains programming having a first aspect...
US20150125315 HYDRAULIC GRAVITY RAM PUMP  
A piston type pumping apparatus comprises a vertically oriented cylinder having a top and a bottom with a first aperture. There are first and second passageways for liquid in the cylinder at the...
US20060120877 Electronic trim for a variable delivery pump in a hydraulic system for an engine  
Electronically controlled variable delivery pumps produce output based upon a control signal generated by an electronic control module. The electronic control module includes programming that...

Matches 1 - 50 out of 426 1 2 3 4 5 6 7 8 9 >