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| Number | Title | Issue Date |
| 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, the bag is associated with a sensor for detecting a leak from an inte... | 01/31/2012 |
| 8096168 | Container for accommodating media, and method for the production and verification of the leakproofness of said container The invention relates to a method for verifying the leakproofness of a container used for accommodating preferably liquid media as well as a plastic container that is composed of several segments (22a, 24). The invention further relates to a met... | 01/17/2012 |
| 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 container for accommodating a pharmaceutical active constitue... | 01/03/2012 |
| 8047058 | Method and device for determining the gas pressure in evacuated bodies The invention is directed to a method and a system for using a thermal measurement method to determine the gas pressure in a vacuum element or in an evacuated body having an envelope and comprising on its exterior a flap delimited by two film faces that are joined t... | 11/01/2011 |
| 7900502 | Seal checker A seal checker for conveying and pressing a packaging bag by upper and lower conveyance units is provided which is capable of saving space with a compact structure, and is also capable of improving maintainability and cleanability. A lower transfer conveyor is mount... | 03/08/2011 |
| 7849729 | Leak detection in vacuum bags Air leaks in a vacuum bag are detected using a leak detection film covering the inside face of the bag. The film includes a gas permeable binder carrying oxygen sensitive material that changes in physical appearance at the location of an air leak. The film may be ad... | 12/14/2010 |
| 7788968 | System and method for self-verification of safe storage within hermetically sealed containers A system to first verify an adequate degree of hermeticity of a hermetic container in providing safe storage of a commodity by retaining sufficient hermeticity in a closed container and if satisfactory, loading a commodity in the container to self-verify the continu... | 09/07/2010 |
| 7665346 | Method and apparatus for detecting leaks in blister packs using vacuum and vision testing A method and apparatus for detecting leaks in blister packages wherein a package is supported with a support chamber and a flexible and imperforate bladder is placed over the package after which at least a partial vacuum pressure is applied and a measure made to det... | 02/23/2010 |
| 7654131 | Instrument for accurately measuring mass flow rate of a fluid pumped from a hermetically sealed container An instrument for accurately measuring mass flow rate of a fluid pumped from a hermetically sealed container, through attainment of a steady state mass flow rate, having a check valve positioned between a vacuum pump and a mass flow rate sensor. ... | 02/02/2010 |
| 7624623 | Instrument and method for detecting leaks in hermetically sealed packaging An instrument for detecting leaks in a hermetically sealed package. The instrument includes (i) a hollow needle, (ii) a mass flow rate sensor in sealed fluid communication with the lumen defined by the hollow needle, and (iii) a vacuum pump. The vacuum pump is in fl... | 12/01/2009 |
| 7614282 | Apparatus and method for testing flexible packages for defects A method and apparatus for leak detection in flexible packages involves the location of a flexible fluid containing package (2) in a sealed chamber (1) and evacuating air from the chamber to a predetermined pressure value. An initial measurement of a r... | 11/10/2009 |
| 7584650 | Methods for manufacturing unleaky closed containers and leak testing apparatus In a leak testing apparatus and a method for manufacturing unleaky closed containers having first and second flexible wall areas with different flexibility characteristics, a biasing member is moved toward and onto the first flexible area and a force detector monito... | 09/08/2009 |
| 7578170 | Instrument and method for detecting and reporting the size of leaks in hermetically sealed packaging An instrument for detecting leaks in a hermetically sealed package. The instrument includes (i) a hollow needle, (ii) a mass flow rate sensor in sealed fluid communication with the lumen defined by the hollow needle, and (iii) a vacuum pump. The vacuum pump is in fl... | 08/25/2009 |
| 7571636 | Detecting and reporting the location of a leak in hermetically sealed packaging An instrument (10) for detecting and reporting the location of a leak in thin-walled hermetically sealed packaging (100) as between a seal leak and a side-wall leak. The instrument (10) includes a needle (20), a vacuum pump (40), a... | 08/11/2009 |
| 7454957 | Method for leak testing and leak testing apparatus For leak testing closed containers (9) which are filled with a filling product containing at least one liquid component the container is introduced in a test cavity (1) which is evacuated at least down to vapour pressure of that liquid component. The p... | 11/25/2008 |
| 7451635 | Sensor assembly with insert molded bead A sensor assembly suitable for a vehicle fuel module assembly includes a plastic body defining a bore therethrough and having a barrier with a continuous peripheral edge encapsulated in the body. An aperture extends through the plate. A sensor chip is bonded to the ... | 11/18/2008 |
| 7441468 | Squeeze force measuring system A method of measuring the squeeze force of a package includes applying a compression force to the package, and measuring the compression force as a function of volume change of the package. The compression force may be applied by placing the package in a force teste... | 10/28/2008 |
| 7392690 | Systems and methods for monitoring the integrity of a tank A conduit is connected to the interstice between an outer and inner wall of a storage tank or the liner thereof and may be used to monitor the integrity of the interstice. The conduit comprises a coupling in fluid communication with the interstice, a tube connected ... | 07/01/2008 |
| 7380440 | Methods for manufacturing unleaky closed containers and leak testing apparatus In a leak testing apparatus and a method for manufacturing unleaky closed containers having first and second flexible wall areas with different flexibility characteristics, a biasing member is moved toward and onto the first flexible area and a force detector monito... | 06/03/2008 |
| 7373799 | Testing a fuel tank vacuum sensor A method of determining whether a vacuum/pressure sensor in a vehicle fuel tank correctly indicates a vacuum level in the tank. An input from the sensor is obtained. The tank is sealed for a predetermined time period. After the time period, another input is obtained... | 05/20/2008 |
| 7370538 | Method and apparatus for determining insulation thickness A method for determining the thickness of a layer of insulation comprises the steps of: contacting a top surface of a portion of the layer of insulation, compressing the portion of the layer of insulation until a predetermined compressive load is achieved, measuring... | 05/13/2008 |
| 7353692 | Leakage tester An inexpensive and compact leakage tester is provided, which performs a leakage determination on a measurement object automatically and with high accuracy. The leakage tester of the present invention includes; a pressurizing device for pressurizing the inside of a m... | 04/08/2008 |
| 7334456 | 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 further includes a leak detection system which is fluidly connected to the... | 02/26/2008 |
| 7323881 | Process and apparatus for evaluating the degree of vacuum in closed bodies with transparent walls The invention is based on feeding the closed bodies to be evaluated to a station for the application of high voltage for the formation of the arc across the inner space of the body and capturing the arc formed by means of a CCD camera which will compare, adjustably,... | 01/29/2008 |
| 7322228 | Evaluating the leaktightness of a device for storing fuel gas under high pressure The system for evaluating leaktightness is applied to a gas storage device for storing high pressure fuel gas delivered from a filling station via a filler hose connected to the gas storage device, itself comprising pipework and at least one tank, together with at l... | 01/29/2008 |
| 7324864 | Apparatus and method for measuring forces imparted on valve assemblies of metered dose delivery containers during manufacture thereof An axial force measurement apparatus (40) comprises a head member (42) adapted for receiving force imparted by an external force-applying source, and a transducer (44) such as a load cell for measuring the amount of force applied to the head mem... | 01/29/2008 |
| 7313944 | Method and apparatus for leak testing closed containers Leak testing a closed container with at least one flexible wall area is performed with the method and apparatus wherein a biasing arrangement compresses or expands the container under test. A biasing force is monitored with a force detector applicable to the wall of... | 01/01/2008 |
| 7308819 | Gas measuring method inside a sealed container A gas measuring method performs a gas measurement inside a sealed container provided with a pair of plates and an exhaust pipe having a breakable vacuum isolating member on at least one of the plates. The method includes the steps of connecting the sealed container ... | 12/18/2007 |
| 7299681 | Method and system for detecting leak in electronic devices The methods and systems for testing electronic devices for leak detection are provided. In one method of detecting a leak in a sealed package, a sealed package is placed in a test gas environment, allowing the test gas to diffuse into an internal space of the sealed... | 11/27/2007 |
| 7283806 | Wireless sensing system and method An apparatus and method is provided for sensing data relating to a structure (14), including an inspection site sensor system having at least one microprocessor (16) coupled to the structure. At least one sensor (12) for sensing data is connecte... | 10/16/2007 |
| 7278292 | Method of assessing the product shelf life in a package A method for the assessment of the product shelf life in a package, and a device for accelerating the permeation of a test gas into a package. To significantly reduce the test time and to accelerate the permeation of a test gas, and in order to supply realistic resu... | 10/09/2007 |
| 7266993 | Container leak detection apparatus and method An apparatus and method for testing a container as to leakage and defects. The apparatus is especially useful for testing plastic bottles because it does not contact one or more of the bottle sides during testing. A frame with the test components may be adjusted so ... | 09/11/2007 |
| 7260981 | Method for leak testing and leak testing apparatus For leak testing closed containers (9) which are filled with a filling product containing at least one liquid component the container is introduced in a test cavity (1) which is evacuated at least down to vapor pressure of that liquid component. The pr... | 08/28/2007 |
| 7257990 | Accelerated ultralow moisture permeation measurement By measuring ultralow moisture permeation through a barrier material sample at a temperature substantially above ambient, definitive values are produced on an accelerated basis that can be used to accurately predict long term daily performance of that barrier materi... | 08/21/2007 |
| 7251986 | Sealed condition inspection device A sealed condition inspecting device comprising a support unit for supporting an element to be inspected for a sealed condition, a pair of electrodes in contact with the portion to be inspected of the element to be inspected and supported by the support unit, an ele... | 08/07/2007 |
| 7252014 | Instrument and method for measuring the volume of a hermetically sealed variable volume and pressure conforming container An instrument and method for measuring the volume of a hermetically sealed, variable volume, pressure conforming container. The instrument includes a needle, a vacuum pump, a mass flow rate sensor and an integrator. The needle has a lumen operable for sealingly perf... | 08/07/2007 |
| 7231749 | Apparatus and system for detecting under-filled cushions The invention is an under-filled cushion detector that is capable of conveying a string of packaging cushions and detecting whether the string of packaging cushions may be under-filled. The detector includes an upper driven belt that is movably suspended above a low... | 06/19/2007 |
| 7210337 | MEMS sensor package leak test Methods and apparatus are provided for detecting leaks in a MEMS sensor package, and in particular, a MEMS sensor package that includes an oscillating structure or element that has a Quality (Q) value. The method and apparatus may include measuring the Q value of th... | 05/01/2007 |
| 7204956 | Method for controlling the operation of a heat-disinfecting device for waste, viz. biologically hazardous waste The invention relates to a method for controlling the operation of such a heat-disinfecting device for waste, viz. biologically hazardous waste, on the one hand, including a mold inside which is placed waste and, on the other hand, being designed capable of ensuring... | 04/17/2007 |
| 7185529 | Shower station testing assembly for pressure testing plumbing The present invention provides a testing assembly for pressure testing a plumbing system in a building where the building has a shower station with a drain and a shower inlet. The testing assembly includes a drain adapter, a hose fitting on the shower inlet, and a h... | 03/06/2007 |
