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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 7475590 | Seal checker A seal checker capable of reliably detecting a faulty seal at a vertical seal portion of a packaging bag or a portion thereof covered by the vertical seal portion is provided. A lower transfer conveyor conveys a packaging bag such that a vertical seal portion thereo... | 01/13/2009 |
| 7401451 | Conditioning of articles A method and apparatus for the conditioning of articles. According to one aspect of the invention, a conveyor conveys articles in a conveying direction along a path. A rotatable belt assembly extends adjacent to the path. The rotatable belt assembly includes a belt ... | 07/22/2008 |
| 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 |
| 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 |
| 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 |
| 7310960 | Transcritical heat pump water heater with drainage A water heater is provided by a refrigerant cycle, in which the gas cooler is utilized to heat the water. A drain is incorporated into a water circuit for draining all of the water outwardly of the circuit when the system is shut down. In a preferred embodiment, a w... | 12/25/2007 |
| 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 |
| 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 |
| 7194924 | System and method for biohazard detection using compression The present invention includes a system and method for detecting contaminated objects, for example mail pieces, through use of a pinching device that compresses the objects, thereby possibly releasing potential contaminant-containing particles into the air in a clos... | 03/27/2007 |
| 7160590 | Packaging including a composite web comprising porous layer A multilayer web article, including a first layer of a porous material, e.g., Tyvek® film, and a second layer overlying and sealed to the first layer. The second layer is non-porous to passage of gas therethrough and includes a peelable film, e.g., of polyethylene,... | 01/09/2007 |
| 7156238 | Apparatus for inspecting sealed packages An apparatus for inspecting sealed packages having volumetric dimensions includes a frame having an inlet and an outlet side, conveyor means for conveying packages along a path of transport from the inlet side through said frame towards said outlet side, and first i... | 01/02/2007 |
| 7100422 | Systems and methods for residue collection with improved letter handling capability Systems and methods for the detection of substances (particularly particulate substances) within mail pieces, specifically letters and other “flats” of mail. In particular, the systems and methods are for the detection of residues of Chemical or Biological Warfa... | 09/05/2006 |
| 7073371 | Systems and methods for residue collection Systems and methods for the detection of substances (particularly particulate substances) within mail pieces, specifically letters and other “flats” of mail. In particular, the systems and methods are for the detection of residues of Chemical or Biological Warfa... | 07/11/2006 |
| 7038464 | Carrier line oriented spin high voltage leak detection system and method Inspection and leak detection of electrically insulated containers having an electrically conductive solution therein in high speed assembly carrier line systems, includes controlled carrier structure and methods for carrying, conveying, orientating, and spinning th... | 05/02/2006 |
| 6941796 | Package handling apparatus detecting package height An apparatus to test integrity of a seal of a package. The apparatus includes a height detector detecting a height of the package, a test portion determining the integrity of the seal based upon a position of the test portion as a function of time when contacting th... | 09/13/2005 |
| 6922655 | Method and apparatus for coupling a conduit A method for predictive analysis of the performance and reliability of an assembly includes measuring at least one force associated with construction of the assembly, and comparing the measured force to a predetermined expected force range, wherein the predetermined... | 07/26/2005 |
| 6920793 | Systems and apparatus for airborne ultrasonic testing of package and container seals Systems and devices for testing or inspecting the integrity of package closure seals using contact and non-contact ultrasonic systems wherein a relative movement is created between a package seal and at least one ultrasonic transmitting transducer and at least one r... | 07/26/2005 |
| 6918285 | Indirect contact container measurement Apparatus and methods for in-line testing of the internal pressure of flexible containers traveling along a production line at high speeds. The apparatus inspects semi-rigid plastic and thin-walled liquid filled containers by analyzing the output from a load cell th... | 07/19/2005 |
| 6840087 | 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... | 01/11/2005 |
| 6834533 | System and method for detecting bio-hazardous particulates in mail handling systems A system and method for detecting bio-hazardous particulates in mail handling systems includes an air intake hood 20 that connects to a biohazard sensing suite 24 which, in turn, connects through an outlet duct 26 to a filter, adsorber, or scrub... | 12/28/2004 |
| 6769289 | Method of testing vacuum packages for seal-tightness A method for testing a vacuum package with regard to seal-tightness, the vacuum package is placed with at least one surface section against at least one contact surface of a vacuum device. A vacuum is generated on a side of the contact surface opposite the vacuum pa... | 08/03/2004 |
| 6711939 | Method and system for expelling test-sample volumes from luggage/packages A method and system for expelling test sample-volumes from luggage/packages includes, in one form, a set of superposed or otherwise cooperating belt conveyor (16, 24) and a cooperating biohazard detection system (14). Luggage articles (L) or packages t... | 03/30/2004 |
| 6557395 | 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 ... | 05/06/2003 |
| 6494083 | Method for monitoring closed containers To test the tightness and/or the correct closure of containers which are transported on a conveyor, the containers succeeding each other at brief time intervals and the containers being sealed by attachment of a closure, a characteristic dependent on the ... | 12/17/2002 |
| 6470733 | Automatic testing of package content and integrity A method and apparatus for testing liquid filled plastic vials for quantity of fill and leakage of contents is disclosed. Packets of six vials are tested in first and second test stations. The first station control program prevents second station testing ... | 10/29/2002 |
| 6446493 | Container tightness tester For tightness testers with a plurality of in-line test stations (1) on a conveyor it is proposed to supply the tightness-relevant measurement signals from the chambers by detecting pressure change measurements via pressure sensors or electrical impedance ... | 09/10/2002 |
| 6439032 | Method and apparatus for leak testing closed containers Method and apparatus for leak testing a closed container with at least one flexible wall area, whether or not the container undergoing leakage testing is is filled with a product or not. A biasing member is moved towards and onto the flexible wall area in... | 08/27/2002 |
| 6427524 | Multiple sensor in-line container inspection apparatus and method This invention relates to apparatus and methods for in-line testing for leaks in flexible containers traveling along a production line at high speeds. The apparatus inspects semi-rigid plastic containers at a high capacity by using multiple sensors at fix... | 08/06/2002 |
| 6345527 | Container tightness tester For tightness testers with a plurality of in-line test stations (1) on a conveyor it is proposed to supply the tightness-relevant measurement signals from the chambers by detecting pressure change measurements via pressure sensors or electrical impedance ... | 02/12/2002 |
| 6330823 | Process and apparatus for testing containers The fluid tightness of containers having a first deformable section and a second deformable section spaced from the first deformable section is checked by changing the pressure applied to the first deformable section, preferably without causing fluid to f... | 12/18/2001 |
| 6308556 | Method and apparatus of nondestructive testing a sealed product for leaks A leak detection system for testing a sealed product for leaks includes a test chamber, a pressure system that is operable to maintain a substantially constant pressure during a test period, and a leak sensor coupled to the test chamber via a first condui... | 10/30/2001 |
| 6220082 | Leakage check system for liquid enclosed in vessel The leakage check system is applied to a vessel having a sealing valve unit that can close a gas passage and a liquid passage of the outlet port of the vessel. To determine the presence of a liquid leakage from the outlet port, there is provided an electr... | 04/24/2001 |
| 6202476 | Method of and apparatus for testing for leaks in a package A method of and apparatus for testing for leaks in a package is provided. The package is compressed under the weight of a test element (16). The position of the test element is measured at least twice and the positions are compared to check movement of th... | 03/20/2001 |
| 6105419 | Apparatus and process for inspecting sealed packages An apparatus for inspecting sealed packages of product includes a conveyor belt for receiving the packages. An inspection belt contacts the packages and moves away from the conveyor belt a particular distance depending on whether the packages are properly... | 08/22/2000 |
| 5918270 | Process and device for testing deformable containers for tightness For the purpose of testing deformable containers (2) for tightness, a negative pressure is generated in the container (2) and the internal pressure is then measured. The negative pressure is generated by deformation of the container (2). A sealing strip (... | 06/29/1999 |
| 5767392 | Method and apparatus for leak testing containers having a flexible side wall structure A method and apparatus for leak testing a closed container having a substantially flexible wall structure wherein a compressive force is applied to the wall structure such that the wall structure is displaced from a first position to a second position. Th... | 06/16/1998 |
| 5553482 | Leak detector A leak detector is provided for detecting and indicating a leak opening of seam in a mortar increment container or the like. This will work with porous or non-porous materials. The leak detector includes a plurality of thermistors arranged to sense select... | 09/10/1996 |
| 5542288 | Testing of packages The sealing integrity and/or the proper filling of sealed packages is determined by conveying them continuously along a path and applying loads to them. The loads have package contacting surface portions that travel in the conveying direction, e.g., provi... | 08/06/1996 |
| 5533385 | Package seal integrity testing device and method of operation thereof A process for testing seal quality and height of flexible packages in accordance with the invention includes the following steps. Positioning a package to be tested at a test station. Initially moving a loading device into contact with the flexible packag... | 07/09/1996 |
| 5373729 | Leak-detection installation for testing the gastightness of sealed packages A leak-detection installation for testing the gastightness of flexible or rigid sealed packages containing a certain concentration of tracer gas, said installation including a belt conveyor, a bell-shaped cover situated above said conveyor and including d... | 12/20/1994 |
