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Class 73/37 - WITH FLUID PRESSURE


Subclass of Class 73 - Measuring and testing
Definition: Subject matter for subjecting a specimen directly to fluid
No. of applications: 86
Last issue date: 02/09/2012


1      
Application No.Application TitleIssue Date
20120031172Device and method for applying a force to a planar surface
A device for applying a force to a planar surface includes a tub, a cavity, a membrane, and an opening. The tub includes a bottom wall, at least one sidewall, and a cavity defined between the bottom and sidewalls. The membrane is disposed within the cavity and a perimet...
02/09/2012
20110308299PRESSURE GUIDING TUBE BLOCKAGE DIAGNOSING DEVICE AND BLOCKAGE DIAGNOSING METHOD
A pressure transmitting device detects, through a pressure guiding tube, a pressure of a liquid, slurry, gas, or the like to be measured, wherein there are fluctuations in the pressure; where the pressure guiding tube blockage diagnosing device comprises: a rising/falli...
12/22/2011
20110232369PRESSURE GUIDING TUBE BLOCKAGE DIAGNOSING DEVICE AND BLOCKAGE DIAGNOSING METHOD
A pressure transmitting device detects, through a pressure guiding tube, a pressure of a liquid, slurry, gas, or the like to be measured, wherein there are fluctuations in the pressure; where the pressure guiding tube blockage diagnosing device comprises: a rising/falli...
09/29/2011
20110232368PRESSURIZED AND HEATED TESTING CHAMBER
An apparatus and process for testing a sample of a hydraulic fracturing fluid is provided. A small quantity of a fracturing fluid sample to be observed and/or tested is placed in a chamber designed with suitable heat and pressure simulation apparatus. With the sample ch...
09/29/2011
20110163030Dialysis Systems and Methods
This invention relates to dialysis systems and methods. In some implementations, a method includes applying vacuum pressure to a device of a dialysis system, and then determining, based on a detected fluid level or measured pressure, whether the device is functioning pr...
07/07/2011
20110146385Fatigue evaluation of prostheses by radial excitation of tubular structures
Prostheses are fatigue tested using an apparatus under simulated physiological loading conditions. A fluid housing defines an entrance chamber having fluid outflow ports and an exit chamber having opposing fluid inflow ports and a central flow conduit in communication w...
06/23/2011
20110132073Fatigue Testing System for Prosthetic Devices
A fatigue testing system provides simultaneous cycle testing for a plurality of prosthetic devices under simulated physiological loading conditions. A plurality of sample holders containing test samples of prosthetic devices is positioned between a distribution chamber ...
06/09/2011
20110126868METHOD FOR TESTING THE PATENCY OF AN ENDOSCOPIC CHANNEL AND AN ENDOSCOPE WASHING MACHINE FOR SAME
A method for testing the patency of an endoscopic channel in an endoscope washing machine. In the method, the entrance of the channel is pressurized and then blocked, whereupon the pressure change at the entrance is measured. Where the channel is pressurized using a seq...
06/02/2011
20110094294Duct Smoke Detection System and Method
An assembly for testing of smoke detectors, installed to detect the presence of smoke in ductwork or through a smoke protected opening, and includes a plenum rated hose assembly having a duct end and a smoke end. The hose assembly smoke end is extendable to within the d...
04/28/2011
20110061448HYDRAULIC SYSTEM CALIBRATION METHOD AND APPARATUS
A ground engaging vehicle including a frame, an engine connected to the frame, a controller, and a hydraulic system powered by the engine. The hydraulic system includes a plurality of actuators, a plurality of valves, and at least one sensor. The plurality of valves inc...
03/17/2011
20100233581FUEL CELL SYSTEM AND METHOD OF DIAGNOSING ON-OFF VALVE
A fuel cell system having a fuel cell, a fuel supply flow path for allowing a fuel gas supplied from a fuel supply source to flow to the fuel cell, an on-off valve for regulating the state of the gas on the upstream side of the fuel supply flow path to supply it to the ...
09/16/2010
20100235116Apparatus, System and Method for Measuring Resistance of an Inhaler
An apparatus, a closed-loop system and method for measuring the resistance of inhalation systems and/or devices are disclosed....
09/16/2010
20100225478Fatigue testing system for prosthetic devices
A fatigue testing system provides simultaneous cycle testing for a plurality of prosthetic devices under simulated physiological loading conditions. A plurality of sample holders containing test samples of prosthetic devices is positioned between a distribution chamber ...
09/09/2010
20100218596METHODS AND APPARATUS FOR TESTING A HONEYCOMB BODY
Methods are provided for testing a honeycomb body comprised of a core portion comprising honeycomb cell walls and a circumferential skin portion overlying at least some outer honeycomb cell walls. The circumferential skin portion includes a cement mixture layer. The met...
09/02/2010
20100147053BREAKAWAY TOOLING APPARATUS
A breakaway tooling apparatus connectable to a manipulator and at least one tool for limiting the amount of damage to the associated manipulator and tool when the apparatus accidentally engages an obstacle. The detection mount has a narrowed neck region and stepped thro...
06/17/2010
20100037680METHODS AND APPARATUSES FOR DETECTING OCCLUSIONS IN AN AMBULATORY INFUSION PUMP
An improved pump, reservoir and reservoir piston are provided for controlled delivery of fluids. A motor is operably coupled to a drive member, such as a drive screw, which is adapted to advance a plunger slide in response to operation of the motor. The plunger slide is...
02/18/2010
20100019470CARGO CONTAINER SYSTEM WITH SELECTIVELY DEPLOYABLE SUPPORT AND WHEEL ASSEMBLIES
A cargo container system is provided having selectively deployable support and wheel assemblies. The support and wheel assemblies are capable of being stowed within a recess formed in the underside of the cargo container system during storage or shipment of the cargo co...
01/28/2010
20090308138PROCESS FOR MEASURING THE UNIFORM FILLING OF REACTORS WITH SOLID BODIES
The invention relates to a process for measuring the uniform filling of reactors or columns with solid bodies and to an apparatus for performing the process....
12/17/2009
20090248324FIRE HOSE TESTING APPARATUS AND METHOD
A method for testing a plurality of fire hoses having respective service test pressures and the test apparatus therefor wherein each hose is required to maintain a test pressure for a specified duration to pass the test. The test pressure is proportional to the service ...
10/01/2009
20090199419Casing or Work String Orientation Indicating Apparatus and Methods
Casing or work string orientation indicating apparatus and methods. A system for indicating orientation of a structure in a wellbore includes an orientation indicating device responsive to fluid flow through the device, whereby fluid flow through the device at a selecte...
08/13/2009
20090064763PRESSURIZED OXYGEN FOR EVALUATION OF MOLDING COMPOUND STABILITY IN SEMICONDUCTOR PACKAGING
A test environment and an associated method of testing and analyzing a semiconductor package material containing a molding compound, for stability in a sustained oxygen environment. Test samples are exposed to a pressurized gas containing oxygen, under elevated temperat...
03/12/2009
20090031788Hydraulic scale for determing seeding density of a planter and method
A hydraulic scale for planter calibration is disclosed. The hydraulic scale includes a tube having indicia disposed thereon. The tube has a substantially closed bottom and a substantially open top. The indicia disposed on the tube include at least one scale having a zer...
02/05/2009
20080314119DEVICE FOR MEASURING BACK PRESSURE IN CHEMICAL REACTOR TUBES
A device and method for measuring the back pressure in chemical reactor tubes includes many automated features. Inflatable tube seals may be automatically inflated. The device may measure several tubes at once. It may transmit data electronically to a remote computer fo...
12/25/2008
20080289705END EFFECTOR WITH COLLISION DETECTION SENSOR
In a robotic assembly, a body adapted for mounting on an arm is provided. A connection is adapted to couple the body and an end effector to allow deflection of the end effector with respect to the body between an open position and a closed position. A conduit allows flu...
11/27/2008
20080289398Method For Determining a Pressure That Corresponds to a Flow Rate Through a Check Valve
The present invention accommodates differences in cracking pressures between check valves by determining a pressure on the input of a check valve that corresponds to a predetermined flow rate at the output of the check valve. A container is incrementally pressurized and...
11/27/2008
20080236252Micronaire Measurement
A method of determining a testing volume for a micronaire measurement by containing a fiber sample within a micronaire chamber having a length and at least one movable end wall. A flow is initiated along the length of the micronaire chamber. The fiber sample is compress...
10/02/2008
20080234607SKIN ELASTICITY MEASUREMENT
A method of measuring a characteristic of a skin, including varying an air pressure in a chamber positioned adjacent to a skin, in which the chamber has an opening that exposes the skin to changes in the air pressure in the chamber. A plurality of measurements of surfac...
09/25/2008
20080223111SYSTEM FOR DETECTING HYDRAULIC FLUID LEAKS
A control system and method for detecting a hydraulic system leak in an engine includes a pressure sensor that senses a first pressure reading of a hydraulic fluid supply at a first time and a second pressure reading of said hydraulic fluid supply at a second time. A co...
09/18/2008
20080190176Method and Device For Monitoring a Fluid Flow Delivered By Means of a Pump
The invention relates to a method and a device for monitoring a fluid flow delivered by means of a pump. In the method the pressure distribution of the fluid is continuously or quasi-continuously measured as actual values in partial areas of the pump stroke and compared...
08/14/2008
20080184776Adaptive oil pressure fault detection
A method of monitoring pressure of oil that is implemented within an internal combustion engine includes determining an expected oil pressure value based on engine operating conditions and monitoring an actual oil pressure value based on a signal generated by an oil pre...
08/07/2008
20080168848Measuring Cement Properties
A cement sample testing apparatus including a first pressure zone; a second pressure zone; and a pressure control system. The pressure control system can be in fluid communication with the first pressure zone and the second pressure zone, operable to raise the first pre...
07/17/2008
20080078235Flow-drive for dynamic phantom
Apparatus and method for simulating tracer interaction with living tissue. A chamber receives a fluid therein, and includes an inlet conduit for conducting the fluid into the chamber, an outlet conduit for conducting the fluid out of the chamber, a medium disposed withi...
04/03/2008
20080072657Method for testing a hydraulic manifold
A manufacturing process, system, and method is described that facilitates the assembly and testing of a hydraulic manifold with integral closed loop pressure sensing and feedback....
03/27/2008
20080060415Method for testing a stored gas container
A method is provided for assessing whether a container (12) for a stored gas can maintain a predetermined gas pressure. The method includes the steps of: producing a magnetic field with an inductive heating element (19, 35); placing the container (12
03/13/2008
20080028833Method and software for detecting vacuum concentrator ends-of-runs
A method for determining ends of runs in a vacuum concentrator includes operating the vacuum concentrator at a pressure set point, periodically inducing a pressure increase in the vacuum concentrator, and determining an end-of-run state from a pressure vs. time relation...
02/07/2008
20080006079PRESSURIZED OXYGEN FOR EVALUATION OF MOLDING COMPOUND STABILITY IN SEMICONDUCTOR PACKAGING
A test environment and an associated method of testing and analyzing a semiconductor package material containing a molding compound, for stability in a sustained oxygen environment. Test samples are exposed to a pressurized gas containing oxygen, under elevated temperat...
01/10/2008
20070295059Fluid Permeability Measurement System and Method
A system for measuring the permeance of a material. The permeability of the material may also be derived. The system provides a liquid or high concentration fluid bath on one side of a material test sample, and a gas flow across the opposing side of the material test sa...
12/27/2007
20070284202Method and apparatus for measuring pressure drop of magneto-rheological suspensions in microchannels
Methods and apparatus are disclosed for characterizing flow of magneto-rheological suspensions through microchannels. The apparatus includes a pump for pumping a the magneto-rheological suspension; a microchannel hydraulically coupled to the pump and configured to recei...
12/13/2007
20070245808Pressure Testing Apparatus and Method for Pressure Testing
A pressure testing apparatus for chips on a wafer has a pressure chamber, a support plate arranged between the upper and lower parts of the housing, a wafer chuck, a testing means and a positioning device. The wafer chuck, the testing means and the positioning device ar...
10/25/2007
20070245807Methods and Apparatus for Determining the Position of an Obstruction in a Passage
A method of determining the position of a blockage (192, 392) in a passage (15, 313) having a first end and a second end. The method comprises blowing a sealing device (200) into the passage to form a seal adjacent the blockage (192, 392), th...
10/25/2007
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