Matches 1 - 50 out of 201 1 2 3 4 5 >


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US20140076034 TESTING FIXTURE AND TESTING METHOD  
A testing fixture and a testing method are provided. The testing fixture is configured to be assembled to an accommodating space of an electronic device. The testing fixture has a connector...
US20150226630 AIRTIGHTNESS EVALUATION DEVICE AND AIRTIGHTNESS EVALUATION METHOD  
In a case where air pump system evaluation is performed, an ECU 15 blocks a pipe 5 from atmosphere by closing a canister vent solenoid valve 11, and drives an air pump 12 to pressurizes the pipe 5...
US20110113861 LEAK DETECTOR AND METHOD OF DETECTING LEAK  
A leak detector detects the presence or absence of a trace amount of leak from a test piece by using helium gas. The leak detector has a guide pipe and a mass spectrometer. The guide pipe is...
US20150114091 COMBINATION SMOKE MACHINE AND NITROGEN GENERATOR  
A portable, hand-held combination smoke machine and nitrogen generator having particular application for supplying a mixture of smoke and inert, non-combustible nitrogen gas to a closed fluid...
US20110123371 VANE PUMP AND EVAPORATIVE LEAK CHECK SYSTEM HAVING THE SAME  
An upper casing receives a rotor, which is rotated by a drive force of a motor. The upper casing includes a pump chamber, which receives the rotor, a planar surface portion, which is formed around...
US20150000381 ADAPTOR, SYSTEM, AND METHOD FOR INFLATING A GLOVE  
An adaptor for use to direct pressurized fluid into a glove to inflate the glove is disclosed. A kit for holding several test components for use to inflate a glove is also disclosed. The kit is...
US20130096757 LEAKAGE DIAGNOSIS DEVICE AND LEAKAGE DIAGNOSIS METHOD  
The leakage diagnosis that carries out a leakage diagnosis on the basis of an internal pressure state of an airtight compartment by emitting gas from the compartment via a canister during a stop...
US20150068288 LEAK LOCATION DETECTION SYSTEM  
The present application pertains to a method of detecting and locating leaks in pipes having a secondary containment vessel. More particularly, the present application pertains to a method of leak...
US20130047707 LEAK TESTING METHOD AND LEAK TESTING DEVICE FOR IODINE FILTER  
A leak testing device for an iodine filter according to the present embodiment includes an iodine adsorption unit including an iodine filter provided in a chamber provided in a duct, to which flue...
US20140083168 BALLOON CATHETER APPARATUS FOR HIGH PRESSURE LEAK DETECTION  
An inflatable, balloon-type catheter apparatus which is conformable to fit most all intake and exhaust systems to delivery pressure (with or without smoke) to test the fluid integrity of the fluid...
US20110179854 Portable Apparatus for Determining Leaks in Air Ducts  
The disclosed portable apparatus for determining leaks in air ducts includes a wheeled cabinet having hand-graspable handles for transport. A front, covered equipment readout includes displays for...
US20110261329 METHOD AND SYSTEM FOR DETERMINING A SUPPRESSION FACTOR OF A SUPPRESSION SYSTEM AND A LITHOGRAPHIC APPARATUS  
The invention relates to a method for determining a suppression factor of a suppression system. The suppression system is arranged to suppress migration of a contaminant gas out of a first system....
US20110138885 VANE PUMP AND EVAPORATION LEAK CHECK SYSTEM USING THE SAME  
A vane pump has an upper casing, a lower casing, a rotor and a motor. First to fourth points are defined on an outer peripheral end of a lower flat surface of the lower casing. The first point is...
US20100288020 LEAK DETECTION SYSTEM COMPRISING A TRACER GAS MEDIATING UNIT  
A system for detection of a leak at a leakage testing point of a test object by a tracer gas. A positionable tracer gas mediating unit has a tip. A marker is attachable at the leakage testing...
US20110271744 METHOD FOR DETERMINING LEAK RATE THROUGH A BOND LINE OF A MEMS DEVICE  
A method for optimizing direct wafer bond line width for reduction of parasitic capacitance in a MEMS device by reducing the width of a bond line between a first and a second wafer, exposing the...
US20110277541 REFRIGERANT LEAK DETECTION SYSTEM  
A refrigerant leak detection system is provided for a motor vehicle, in which the system includes a heating, ventilating, and air conditioning (HVAC) module having a refrigerant sensor assembly...
US20100326171 SMOKE GENERATION AND LEAK DETECTION SYSTEM  
In accordance with the present invention, there is provided a leak detection device and method of using the same. The leak detection device of the present invention employs the use of phase change...
US20070000310 Leak detection system with wireless remote unit  
A leak detection system includes a trace gas leak detector having a wireless base unit, and a handheld wireless remote unit to generate an alphanumeric display of leak rate measured by the leak...
US20140096595 METHOD AND DEVICE FOR TIGHTNESS TESTING  
A method for tightness testing, wherein an evacuated test object is exposed to the external influence of a test gas and wherein a gas mixture made of a test gas withdrawn from the test object and...
US20100314975 GLOVEBOX FOR A DOUBLE WALL CONTAINMENT MODULE  
A double-glove system for use in a double-walled containment module is provided herein. More specifically, a double-glove system that includes an inner glove and an outer glove that are...
US20140151592 BUTTERFLY VALVE AND METHOD OF CHECKING FOR LEAKS IN THE SAME  
A butterfly valve is disclosed. In one aspect, the butterfly valve includes a pipe-shaped housing, a valve disk rotatably arranged within the pipe-shaped housing, a space forming member formed...
US20110185791 METHODS AND SYSTEMS FOR EVAPORATIVE COOLING INFRARED THERMOGRAPHIC LEAK DETECTION  
A method for leak testing a vessel is described. The method includes providing an environment within the vessel that is at a lower humidity than the environment surrounding the vessel, and using a...
US20110132075 TOOL FOR ASSISTING LEAK TESTING OF AN ENCLOSED VOLUME AND METHOD INCORPORATING THE TOOL  
A tool for assisting the leak testing of an enclosed volume is disclosed. The tool may comprise an outer seal defining inside its perimeter an attachment face of the tool. A vacuum port defined in...
US20120272723 GAS TIGHTNESS TESTING MEMBER AND ELECTRONIC DEVICE HAVING THE SAME  
A gas tightness testing member disposed in an electronic device includes a first end, a second end, and a fluid channel penetrating from the first end to the second end. The second end of the gas...
US20110219855 METHOD AND DEVICE FOR DETECTING LEAKS IN AN UNDERGROUND LIQUID PIPE, PARTICULARLY A WATER PIPE  
The invention relates to a method for detecting leaks in an underground liquid pipe (T), particularly a water pipe, into which a gas is fed through a diffuser (8) into the liquid of the pipe, the...
US20120090383 SYSTEM AND METHOD FOR DETECTING A REFRIGERANT LEAK AND CHEMICALS PRODUCED AS A RESULT OF HEATING OF THE REFRIGERANT  
A system and method for detecting leakage of a refrigerant and chemicals in an air conditioning and heating system. In some cases, a refrigerant may be inadvertently heated via a heating unit to...
US20080276692 Leak Indicator Comprising a Sniffer Probe  
The leak detector comprises a basic device (10) which includes a vacuum pump (11) and a test gas sensor (12), and a hand-held sniffing probe (16). The sniffing probe (16) is connected with the...
US20150177092 BALLOON CATHETER APPARATUS FOR INTERNAL COMBUSTION ENGINE COMPONENT LEAK DETECTION AND HIGH PRESSURE LEAK DETECTION  
An inflatable, balloon-type catheter apparatus which is conformable to fit most all intake and exhaust systems to delivery pressure (with or without smoke) to test the fluid integrity of the fluid...
US20150114092 Filling Implantable Medical Devices for Leak Checking  
A method for introducing an analyte gas into a cavity of an implantable medical device includes analyzing gas that exits the cavity through an outlet in communication with the cavity and...
US20150155603 METHOD FOR MANUFACTURING SEALED BATTERY  
Provided is a method for manufacturing a sealed battery, capable of reducing an erroneous determination rate in a leak testing step. A manufacturing step including a leak testing step for...
US20090120165 Sampling Leak Detector  
A sampling leak detector which comprises a basic device and a sniffling probe connected thereto via a tube. A visual display is located on the sniffling probe. A tactile indicator is provided in a...
US20090211340 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...
US20070240493 Sprayer-sniffer probe  
A selectively configurable sniffer-sprayer device. The sniffer-sprayer device may be configured to regularly emit a tracer gas at a predetermined concentration. Alternatively, the sniffer-sprayer...
US20070068224 Leak detection structure and fuel cartridge  
According to one embodiment, a leak detection structure includes a storage section which contains a fluid, a sheathing member which encloses the storage section, and a detecting agent which is...
US20150090007 METHOD FOR DETECTING LEAKS IN AIRCRAFT WINGS  
A method is provided for detecting leaks in the wing of an aircraft prior to the fitting of the wing to the rest of the aircraft. A wing sealing assembly for sealing the wing of an aircraft so...
US20110113862 LEAK DETECTION SYSTEM  
A leak detection system has: a test chamber connected to a vacuum pump; a filling device for filling a test piece with helium gas; a transfer device for transferring the test piece between a...
US20090277251 LEAK DIAGNOSTIC APPARATUS FOR AN EVAPORATIVE EMISSION CONTROL SYSTEM  
A leak diagnostic apparatus is provided for an evaporative emission control system that purges fuel vapor from an inside of a fuel tank to an intake passage of an internal combustion engine. The...
US20100294026 SNIFFING LEAK DETECTOR  
A sniffing leak detector which comprises a first suction line in a sniffing probe, the line leading to a main device, is provided with a larger second suction line through which gas is sucked in...
US20090100909 Leak testing method and leak testing device  
A leak testing device includes a chamber which is hermetically sealed towards the environment, having a test object filled with a test gas that is positioned in the chamber. In the chamber, a...
US20110290006 LEAK TEST PROBE FOR USE IN INDUSTRIAL FACILITIES  
Methods and apparatus are provided for performing accurate, repeatable leak test measurements in wet, dusty and/or fluid-filled systems, such as a power plant, with no special sampling pumps,...
US20140069174 OIL TRANSPORTING VAPORIZER FOR A SMOKE GENERATING APPARATUS TO DETECT LEAKS IN A FLUID SYSTEM  
An oil transporting vaporizer for a smoke generating apparatus to generate smoke to be supplied to a closed system to be tested for leaks. In a preferred embodiment, the vaporizer includes a...
US20110247400 LEAK DETECTOR WITH OPTICAL TRACER GAS DETECTION  
A leak detector comprises a cell provided with a tracer gas inlet preferably permeable to a tracer gas. In the cell, the tracer gas is caused to assume an energetically higher metastable state. By...
US20140260553 DETECTION DEVICE FOR DETECTING AT LEAST ONE FAULT STATE  
Detection device for detecting at least one fault state includes at least one tracer unit that includes, in at least one operating state, at least one specifically added tracer substance, and at...
US20080006080 Leak Detector With a Sniffer Probe  
In a leak detector with a sniffer probe, the invention provides that the sniffer tube (12), which is provided in the form of a throttling capillary line and which leads from the sniffer probe (10)...
US20100095745 CALIBRATION SYSTEMS AND METHODS FOR TRACER GAS LEAK DETECTION  
Tracer gas leak detection is provided by a calibration system with a gas leak detector having a test port for receiving a sample containing a tracer gas and coupled to a vacuum pump; a calibrated...
US20050050943 Dry aerosol leak detection for dialyzers  
The present invention provides a leak testing method and system therefore for any type of filtering device employing hollow fibers, such as filtration of aqueous or gaseous fluids, ultrafiltration...
US20090266147 FLOW DIAGNOSIS APPARATUS FOR FUEL VAPOR PURGE SYSTEM  
A pressure sensor senses a pressure of a fuel vapor system at a fuel vapor passage. An electronic control unit executes a post-depressurization period flow diagnosis to determine whether the fuel...
US20080148819 Sealed device and leak test method and manufacturing method thereof  
An inner sealing portion seals a tubular port, which is provided to a receiver that receives water, at a first location of the tubular port. An outer sealing portion seals the tubular port at a...
US20080092633 METHOD FOR DETECTING THE HERMETIC SEALING OF ENCLOSED AREAS  
This invention relates to a method by means of which it is possible, with highest possible precision and without any major expense, to determine the air tightness of an enclosed space, such space...
US20090193876 Sniffer lead detector comprising a detector with a quartz window  
A sniffer leak detector comprising a detector with a quartz window, the window being selectively permeable to a tracer gas. The quartz window is located in a suction chamber that is connected to a...

Matches 1 - 50 out of 201 1 2 3 4 5 >