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8183872 |
Hose with fault detection capability
A hose fault detection system includes a hose assembly and a fault detector. The hose assembly includes a first conductive layer, second conductive layer, and an intermediate layer that is disposed...
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8176771 |
Endoscope washing and disinfecting apparatus and leak detection method performed by the apparatus
An endoscope washing and disinfecting apparatus includes: a connecting portion connected to a bending transmitting portion of an endoscope to transmit driving force; a distal end driving portion...
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8176770 |
Sniffer leak detector
A sniffing leak detector which comprises a mass spectrometer, a turbomolecular pump and a forevacuum pump. In case that the sniffing hose with the hand-operated sniffing probe becomes detached from...
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8174398 |
Leak sensor monitor
A sensor leak monitor device that consists of well known elements arranged in a novel manner such that it can detect an involuntary consumption and alert a person when such is occurring. A pressure...
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8171773 |
Sniffing leak detector
To achieve a large measurement range from small up to larger leakage rates, a switchover from normal operation to gross operation occurs. In gross operation, the sucked-in gas flow is separated by...
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8166802 |
Device for displaying and measuring air losses in a chest drainage apparatus
A device for displaying and measuring air losses in a chest drainage apparatus, having a transparent window enclosure with a connection to a tube end connected to a chest cavity to convey exuded...
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8161800 |
Methods and systems for valve leak simulation
A method for simulating a compressor valve leak is described. The method includes inducing a flow of gas past a compressor valve that is coupled to a bypass block, wherein the bypass block defines...
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8151628 |
Hydrostatic test tool and method of use
Hydrostatic testing tool and methods for testing a test article, such as a hose or container having an external threaded aperture. The preferred testing tool includes a housing, a piston and a...
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8151630 |
Quantitative fit test system and method for assessing respirator biological fit factors
A quantitative fit test (QNFT) system and method for assessing the biological fit factor (FF) performance of respiratory protective devices. The biological QNFT system includes the following three...
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8151629 |
Pressure monitor optimization of fluid path utilization
A device comprising a pressure monitor and a control means that receives a signal representing measured pressure at the pressure monitor and controls the controllable elements of a fluid system is...
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8147757 |
Filter with memory, communication and concentration sensor
The present invention describes a system and method for accurately measuring the concentration of a substance within a filter housing. A concentration sensor and a communications device are coupled...
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8147025 |
Image forming apparatus and storage medium storing diagnostic program used therewith
An image forming apparatus includes a printhead, an ink container, a sensor, a memory, and a processor. The printhead ejects droplets of ink to form an ink image. The ink container supplies ink to...
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8144021 |
Device and apparatus for detecting moisture
A device for detecting the presence of bodily fluid, the device including a detector (1) means having two spaced apart electrodes (2, 3), each electrode is connected to a signal generating means...
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8141433 |
Leak detector
A method of measuring the gas flow of an incondensable gas in a flowing mixture of said incondensable gas and a condensable gas comprising the steps of calibrating a leak detector; injecting a...
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8136602 |
Method and apparatus for sealing and venting pressurized casings of gas wells
Disclosed apparatus and methods permit well-site operators to retrofit existing wells in order to comply with local regulations that restrict the escape of annular natural gas from hydrocarbon...
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8138931 |
Diagnostic and response systems and methods for fluid power systems
Diagnostic and response systems and methods for a fluid power system acquire data from pressure and temperature sensors disposed in the fluid power system, analyze the data in a failure algorithm...
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8137983 |
Method of maintaining a protein concentration at a tangential flow filter
The present invention describes a system and method for accurately measuring the concentration of a substance within a filter housing. A concentration sensor and a communications device are coupled...
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8132446 |
Property measurement apparatus and property measurement method
Disclosed herein is a property measurement apparatus including: a first plate installed in a state of being rotatable and/or vibratable; and a second plate placed to face the first plate and...
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8127596 |
Method for verifying the tightness of a tank bleeding system without using a pressure sensor
In a method for verifying the tightness of a tank bleeding system with a tank bleeding valve, a stop valve for air-tightly closing the tank bleeding system relative to an atmosphere prevailing...
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8130107 |
Leak detection and control system and method
A system and method for detecting leaks using sensors to report the leak and communicate with a control unit to turn off the source of the leak once detected. A valve can be turned off in the event...
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8122758 |
Purge valve leak diagnostic systems and methods
A leak diagnostic system for a vehicle comprises a tank pressure module and a leak diagnostic module. The tank pressure module selectively outputs first and second fuel tank pressures when an...
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8125850 |
Method for identifying gas leaks using a stationary seabed placed steered beamformed acoustic antenna with active narrow beam transmitter interrogation capability
A method for identifying position of acoustic source proximate sediments below the bottom of a body of water includes deploying a plurality of arrays of acoustic sensors on the bottom of the body...
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8117886 |
Leak detector with a leak detector testing device
A leak detector comprising a base appliance provided with a gas detector, a vacuum pump, and a control device. A sniffer probe is connected to the base appliance. A test leak device containing the...
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8109131 |
Meter register transmitting flow rate warning
A method and apparatus for measuring a fluid and determining a leak comprising the steps of providing a meter and a meter register coacting with the meter. When a leak is detected, a signal is...
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8104327 |
Leak detection method for a primary containment system
A leak detection method for determining changes in helium concentration over time in an interstitial space between a primary vessel and a secondary vessel. The primary vessel is disposed inside a...
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8104328 |
Apparatus and methods for leak detection in bioprocessing bags
An apparatus detects a leak of an electrically conductive fluid from a disposable plastic bag used in mixing applications, such as during bioprocessing in a sterile environment. In one embodiment,...
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8096167 |
Acoustic leak detector with noise cancellation
The present invention provides a leakage detector enabling accurate and stable detection for occurrence and a position of leakage in a buried fluid pipe line and also making it possible for even...
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8087286 |
Method for checking the permeability rate of a closed container
In a method for checking the permeability rate of a closed container (3) with respect to a medium, in particular for checking the permeability rate of a film-type container for accommodating a film...
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8084259 |
Method of insuring the integrity of a filtering element
The present invention describes a system for accurately measuring the concentration of a substance within a filter housing. A concentration sensor and a communications device are coupled so as to...
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8083763 |
Apparatus and method for estimating leakage in a surgical tourniquet system
Apparatus for estimating a magnitude of leakage from a surgical tourniquet system while pressure in a cuff of the system is regulated near a reference pressure.
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8076928 |
System and method for in-situ integrity and performance monitoring of operating metallic and non-metallic natural gas transmission and delivery pipelines using ultra wideband point-to point and point-to point and point-to-multipoint communication
An operational monitoring system for use in communications, and a method thereof, for operational, systems or integrity management of pipeline infrastructures which operates by broadcasting...
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8074492 |
Method and apparatus for the detection of leaks
Disclosed is a method for detecting a leak gas in a flushing device (10), comprising the following steps: the flushing device (10) is disposed on a part (201) that is to be tested; a flushing gas...
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8074627 |
Automotive fuel system leak testing
Systems and methods for performing leak testing on fuel system components in hybrid vehicles during engine-off operating conditions are disclosed. For example, a fuel tank may include a pressure...
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8069705 |
Method and apparatus for continuously monitoring interstitial regions in gasoline storage facilities and pipelines
An underground storage system includes a primary containment unit and a secondary containment unit arranged to sealingly encompass the primary containment unit. The underground storage system...
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8070355 |
Method of detecting leaks of fluoroolefin compositions and sensors used therefor
Disclosed are a method of detecting a leak of fluoroolefin compositions and sensors used therefor. In particular, the method is particularly useful for detecting a leak of a fluoroolefin...
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8072340 |
Water leakage monitoring system
A water leakage monitoring system including a water leakage position estimator which includes a periodic data acquiring unit for fetching predetermined-period flow rate pressure data stored in a...
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8068033 |
Method of detecting contamination in industrial process boiler systems
This invention provides a method for detecting contamination of a boiler condensate and/or a boiler feedwater in industrial fermentation processes. The method includes measuring an...
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8061184 |
Method and system for monitoring gas leaks by amplification of flow
A method to amplify the pressure effects of very small flows, or very small leaks, in contained fluid systems, and the effects of small leaks in fluid systems that have small flows such as would...
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8062575 |
Tire testing apparatus and method
A computer based detecting system that detects a defective tire assembly during the curing process is disclosed. The system includes a plurality of temperature sensors connected to a processor of...
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8057165 |
Sensor for detecting hydrocarbon in a seal
A hydrocarbon presence sensor used to detect for the presence of a fuel in a buffer cavity of an inter-propellant seal. A sensor is formed on a rotor shaft in the buffer cavity and an optical...
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8058070 |
Method of determining the components of a fluoroolefin composition, method of recharging a fluid system in response thereto, and sensors used therefor
Disclosed are a method of determining the components of a fluoroolefin composition, a method of recharging a fluid system in which the composition is used, and sensors used therefor. In particular,...
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8033161 |
Antenna leak detection device and method
An apparatus for determining the integrity of an antenna system, including a controller, at least one valve operationally connected to the controller, a source of pressurized gas, at least one...
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8020430 |
Passive leak detection devices and systems for detecting gas leaks
A passive leak detection device may include a pressure switch, a check valve and a balance valve. The pressure switch may include an electric input lead, an electric output lead, a balance chamber...
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8011368 |
Respirator fit-testing apparatus and method
Improved respirator fit-test methods and apparatus featuring an automated, respirator wearer-controlled, air-leak measurement system. For fit testing of a respirator positioned on a test subject's...
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8011227 |
Detection of ingress of water in an intermediate layer using acoustic resonance technology
An apparatus and a method for determining a moisture ingress in an insulating layer surrounding a pipe, the insulating layer being surrounded by a tubular jacket. The apparatus includes an acoustic...
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8011226 |
Leakage detection method using micromachined-thermal-convection accelerometer
A method and device for identifying leaks in or a leakage rate of an integrated circuit package. The method and device include integrating a micromachined-thermal-convection accelerometer in the...
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8006967 |
Cradle assembly for a pressure decay leak tester
A cradle assembly for a pressure decay leak tester is provided. The assembly operatively receives a printhead integrated circuit carrier having a plurality of printing fluid paths defined therein,...
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7987699 |
Pneumatic assembly for a pressure decay tester
A pneumatic assembly for a pressure decay tester of printhead integrated circuits includes a pressurized air supply. A pneumatic clamping arrangement is in fluid communication with the pressurized...
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7987698 |
Gas leak detection apparatus and method
According to the present invention, mistaken detection of a gas leak can be prevented even when using an appliance which has been newly installed in a dwelling receiving a gas supply, and whereby a...
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7988452 |
Test head for protective mask testing and test head system
A test head (10) for breathing mask testing includes a hard head part (12) formed of a hard material and includes a face side (18) and a soft face front (14) of a defined thickness applied to the...
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