Matches 1 - 50 out of 232 1 2 3 4 5 >


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US20110247398 AIR VENT COVER FOR USE IN TESTING AIR LEAKAGE OF AN AIR DUCT SYSTEM  
The present invention discloses an air vent cover for use in testing air leakage of an air duct system. The air vent cover includes a cover portion shaped to define a hollow cavity for enclosing...
US20120144898 FLOW SENTINEL  
A flow sentinel for improved remote monitoring and control of the flow in a water line serving a residential or commercial structure comprises: (1) a watertight case having a first side and a...
US20120026004 ENERGY MANAGER-WATER LEAK DETECTION  
Methods and systems are disclosed for monitoring water leaks within a home. A home network with various devices monitors these devices with a controller. Information is received from a water flow...
US20130276908 DEVICE FOR EXTRA-CORPORAL BLOOD TREATMENT WITH LEAKAGE SENSOR  
The invention concerns a device for extra-corporal blood treatment, including an extra-corporal blood circulation for the pumping of blood, where individual components of the extra-corporal blood...
US20150052980 GAS TURBINE FUEL NOZZLE LEAK DETECTION PRESSURE TEST TOOL AND METHOD FOR LEAK DETECTION  
Internally shielded fuel passage orifices in nozzle rocket swirler airfoils are sealed with the pressure test tool. Pinch clamps on the test tool are introduced into the fuel nozzle rocket...
US20150211952 CLEANING CYCLE FOR CAPLESS REFUELING NECK  
A method for a vehicle, comprising: following a refueling event, venting a capless refueling assembly to a fuel tank; and then executing an evaporative emissions leak test. In this way, residual...
US20120118046 EVAPORATION LEAK CHECK SYSTEM  
A pump characteristics expression of a pump is developed based on a closed-state pressure detected when the pump is driven while a space between a pump passage and a first passage is closed, an...
US20150068286 LEAK DETECTION SYSTEM  
A hose leakage detection system includes a ring configured to be disposed within a hose. The ring has a lateral slot formed in an outer surface, defining a first slot wall and a second slot wall....
US20120167669 LEAK DETECTION SYSTEM  
A hose leakage detection system includes a ring configured to be disposed within a hose. The ring has a lateral slot formed in an outer surface, defining a first slot wall and a second slot wall....
US20120103070 Leakage Detector For Compressors  
A compressor leakage detector includes a water tank, an elevator platform, a control panel, and a pressure testing unit. The elevator platform is disposed in the water tank to rise and drop...
US20110025511 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...
US20150113960 LEAK DETECTION AND MITIGATION IN REDUCTANT DELIVERY SYSTEMS  
Solid storage media stores a reductant in a reductant source that is released from the solid storage media in a gaseous form into an exhaust system. A leak detection and/or leak mitigation system,...
US20120272722 IN-PIPE LEAK DETECTION BASED ON PRESSURE GRADIENT  
Leak detection system. The system includes a structure sized to fit within a pipe for supporting at least one sensing element near an inside wall of the pipe, whereby a pressure gradient at a leak...
US20130160886 PIPE SYSTEM WITH ANNULUS UTILIZATION AND MONITORING  
A system for monitoring leakage in a pipe system including a pipe, a flexible tube extending through an inside of the pipe, an end fitting assembly connecting each end of the tube to a...
US20140150532 VALVE LEAK DETECTING METHOD AND COMBUSTION EQUIPMENT  
A valve leak detecting method includes a pressure setting step before closing valves individually to set a pressure in a pipe, a first threshold value evaluating step for closing the valves after...
US20130087570 METHOD FOR PROVIDING AND TESTING STORAGE CONTAINMENT  
In various embodiments, systems and methods are provided for constructing and testing of a barrier providing secondary containment for aboveground storage tanks. Concrete storage containers can be...
US20140319035 MEDICAL DEVICE LEAK SENSING DEVICES, METHODS, AND SYSTEMS  
Features for protecting against leaks in a fluid circuit are disclosed. In a first embodiment, a fluid circuit is housed by another fluid circuit that is configured to capture and convey leaks to...
US20120240663 METHOD FOR LEAK-TESTING HAND-HELD PISTON STROKE PIPETTES AND ASSOCIATED LEAK-TESTING APPARATUS  
A method for leak testing of hand-held piston stroke pipettes and a corresponding leak testing apparatus (1) for performing the method. Essential to the system is a holder (8) for the sealed...
US20080196481 Deriving Information About Leaks in Pipes  
A method and system for deriving fluid leak information are described. A plurality of sealing elements are introduced into the pipeline at a location upstream of the leak, and at least some of the...
US20150253214 TEST AND/OR BURN-IN OF LAB-ON-A-CHIP DEVICES  
Systems and methods for testing a fluidic device comprising fluidic features are disclosed. In some embodiments, the systems and methods may perform testing and burn-in of one or more fluidic...
US20120255343 LEAK DETECTION SYSTEM  
The system includes structure for supporting at least one tube within a pipe. The tube has one end disposed close to, or in contact with, a wall of the pipe. A sensor is disposed within the at...
US20130150768 Blood Purification Apparatus And Method For Inspecting Liquid Leakage Thereof  
A blood purification apparatus has a blood circuit, a blood pump and a blood purification instrument. A dialysate is introduced into and exits the blood purifying instrument. The blood...
US20080266125 Method for Actively Monitoring Pipelines  
The invention relates to a method for actively monitoring pipelines guiding pressurized media and consumers, which are connected to the respective pipeline or pipeline system, by means of...
US20120160347 DEVICE FOR BURST PIPE SAFETY  
A device for the protection against the rupture of pipes carrying a fluid includes two or more flow channels and a closing element which interrupts the flow of fluid if a predetermined permissible...
US20090308140 PIPELINE LEAK DETECTION SYSTEM  
A pipeline leak detection system, includes, in combination, a pipeline; pressure sensors positioned at regular spaced intervals along the pipeline to monitor pressure within the pipeline; and a...
US20150143877 LEAK DETECTION METHOD OF REDUCING AGENT PUMPING SYSTEM  
A leak detection method of a reducing agent pumping system including a reducing agent tank, an injector, a line formed through the reducing agent tank and the injector, and a pumping module...
US20090090171 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...
US20090024258 Safety Valve Testing  
A method of measuring the condition of a safety valve comprises measuring a condition parameter that varies with the sealing force of the valve. The condition parameter may be determined from...
US20120118047 IEC 61158-2 ELECTRICAL CIRCUIT WITH WATER DETECTION MEANS COMPRISING A PHYSICAL LAYER ATTRIBUTE MODIFIER  
An electrical circuit confirming to the IEC 61158-2 standard comprising a power supply, a device as a load thereof, and monitoring means adapted to monitor one or more physical layer attributes of...
US20130298643 EVAPORATIVE EMISSIONS LEAK TESTER AND LEAK TEST METHOD  
A tester and method for testing for a leak in an evaporative-emissions system of a motor vehicle comprise a/an power supply, computer, display communicating with the computer, analog-to-digital...
US20150240772 LEAK DIAGNOSIS DEVICE FOR EVAPORATED FUEL PROCESSING SYSTEM  
It is a task of the invention to provide a leak diagnosis device for an evaporated fuel processing system, which is able to carry out a leak diagnosis irrespective of a temperature inside a fuel...
US20130319378 VENTING SYSTEM, IN PARTICULAR FOR A FUEL TANK  
In a venting system, in particular for a fuel tank of a motor vehicle, which has a sorption filter for temporarily storing fuel evaporating from the fuel tank and a fluid-conveying conveying...
US20090301173 Device for detecting water leaks  
A device for detecting water leaks, which comprises an inlet and an outlet and can be installed along a main duct; the main duct can be crossed by a flow of liquid. The detection device comprises...
US20150090006 COMBINATION PRESSURE- AND VACUUM-BASED EVAP LEAK DETECTION METHOD  
A method and system for conducting leak detection in an evaporative emission control system. The method performs a pressure-based leak test at selected intervals. The pressure-based test includes...
US20150086427 LINE BREAK INDICATOR (WIRE IN AMMONIA LINES)  
Reductant delivery system having at least one canister containing reductant coupled, via delivery line, to after-treatment system having ammonia injector, is disclosed. Reductant includes ammonia...
US20090064764 Anomaly judgment device  
There is provided an anomaly judgment device that is capable of detecting an abnormal state of a system highly accurately and obtaining an accurate result. The anomaly judgment device comprises a...
US20120204624 DUAL SUBMARINE LEAK DETECTION SYSTEM  
The dual submarine leak detection system provides for controllable in-pipe leak detection. The dual submarine leak detection system includes first and second submarines joined to one another by a...
US20080053198 Collector Line, Device and Method for Leakage Monitoring and Leakage Location and Pipeline Having a Collector Line  
A collector line for leakage monitoring and leakage location at a plant includes a carrier tube having a wall with openings formed therein, which are sealed with silicone rubber. This makes it...
US20130180317 ON BOARD SEAT LEAKAGE DETECTION SYSTEM  
Equipment and methodology are provided for performing seat leakage detection on a valve assembly including at least two valves to be tested, wherein, while both of the valve assembly valves remain...
US20090126465 LEAK DETECTION SYSTEM FOR A DISHWASHER AND ASSOCIATED METHOD  
A leak detection system for a dishwasher is provided, such a leak detection system comprises a catch pan having a bottom portion and adapted to collect a leaking fluid therein. The leak detection...
US20090192732 PROCEDURE FOR DIAGNOSING A METERING VALVE OF AN EXHAUST GAS TREATMENT DEVICE AND DEVICE FOR IMPLEMENTING THE PROCEDURE  
Suggested are a procedure for diagnosing a metering valve (14) of an exhaust gas treatment device (22), which doses a reagent (16) into the exhaust gas area (11) of a combustion process, whereby...
US20120022441 MEDICAL FLUID PUMP VALVE INTEGRITY TEST METHODS AND SYSTEMS  
A valve integrity method for a medical fluid pump includes pumping fluid into the medical fluid pump while an outlet valve is closed and an inlet valve is open, closing the inlet valve while the...
US20130098116 MUFFLE TUBE INSPECTION METHOD AND MANUFACTURING METHOD OF SILICA GLASS-BASED OPTICAL FIBER PREFORM  
A muffle tube inspection method inspects a muffle tube used for dehydrating and sintering a silica glass-based optical fiber preform, the muffle tube includes a sintering furnace provided with a...
US20080314073 METHOD FOR LEAK DETECTION IN HEAT TRANSFER SYSTEMS  
Disclosed is a method for detecting a leak in a closed loop heat transfer system comprising monitoring the pressure of the heat transfer composition inside said heat transfer system, wherein a...
US20090158818 Method of Discovering Leakage in a Heat Exchanger  
A method of discovering leakage in a heat exchanger, wherein the method is carried into effect on an intact heat exchanger which, together with surrounding conduits, is filled with water. The heat...
US20100037681 PIPE PRESSURE TESTING METHOD AND APPARATUS  
A pipeline pressure testing assembly has a fitting defining a flow path and having a port on a wall of the fitting into which a pressure testing device is removably inserted along a central axis...
US20090235723 SENSOR LINE FOR MONITORING FOR AND LOCATING LEAKS AND METHOD FOR ITS PRODUCTION  
A sensor line for monitoring for and locating leaks in an installation, in which chlorine escapes to the area surrounding the installation if there is a leak. The sensor line contains a carrier...
US20100313849 Fault Detection and Mitigation in Hybrid Drive System  
Fault detection and response systems and processes can be used for pumps, e.g., pump/motors used in hybrid vehicles. The fault detection systems determine when certain operating conditions, which...
US20140290343 METHOD AND SYSTEM FOR DETECTING A LEAK IN A PIPELINE  
System and method for detecting a leak in a pipeline with a sensing cable including an optical fiber sensor array aligned with a heating element. At least one heat pulse is propagated through the...
US20150168246 VALVE SIGNATURE DIAGNOSIS AND LEAK TEST DEVICE  
A valve signature diagnosis and leak testing device includes a spool valve operatively connected to a pilot valve, the pilot valve being configured to position the spool valve to one of an open...

Matches 1 - 50 out of 232 1 2 3 4 5 >