Single Ring Or Closed Frame Type Patents (Class 210/495)
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Patent number: 11351428Abstract: Embodiments provide a lacrosse head with an enhanced pocket channel and sweet spot. The head includes first and second tabs protruding rearwardly from the rearward face of the transverse wall, with the transverse wall defining at least one inner pocket member opening disposed between first and second outer pocket member openings on the respective tabs. A first rearwardmost pocket-supporting edge of the first tab, a second rearwardmost pocket-supporting edge of the at least one inner pocket member opening, and a third rearwardmost pocket-supporting edge of the second tab may lie on an arc shape that is more curved than the curved shape of the transverse wall, to provide a cylindrically-shaped pocket channel. Each sidewall may have a rearward lower edge portion that extends generally parallel to the horizontal centerline and an intermediate lower edge portion that rapidly descends to a lowest point, to enhance the sweet spot of the head.Type: GrantFiled: May 23, 2019Date of Patent: June 7, 2022Assignee: W.m. T. Burnett IP, LLCInventor: Austin Scott Brown
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Patent number: 11060611Abstract: Method for producing a functional element, in particular for flat seals, wherein a functional layer with at least one screen region is formed in which through openings for the passage of a fluid lie exposed between threads of a woven or braided fabric, wherein the functional layer is provided with at least one sealing region surrounding at least the screen region, in which sealing region sealing material layers are applied thereon to both sides of the woven or braided fabric, said sealing material layers forming a cross-sectionally impermeable layer assembly with the woven or braided fabric at least with an areal application of 5 MPa or more.Type: GrantFiled: October 24, 2016Date of Patent: July 13, 2021Assignee: ElringKlinger AGInventor: Jochen Schöllhammer
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Patent number: 9508582Abstract: A substrate drying apparatus for drying a width of a surface of a substrate in a liquid. The substrate drying apparatus has a liquid tank containing the liquid. An injection nozzle is coupled to the liquid tank, the injection nozzle having a continuous knife edge injection surface across the width of the surface of the substrate. A drain is coupled to the injection nozzle, the drain having a continuous drain surface substantially parallel to the continuous knife edge injection surface and across the width of the surface of the substrate. The liquid forms a meniscus between the continuous drain surface and the width of the surface of the substrate. The injection nozzle directs a vapor at the meniscus.Type: GrantFiled: June 4, 2012Date of Patent: November 29, 2016Assignee: TEL NEXX, INC.Inventors: Arthur Keigler, Daniel L. Goodman, David G. Guarnaccia
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Patent number: 9005435Abstract: A structure for an opening section closed by a net through which fluid flows. The opening section is provided in a vertical wall so as to rise to the vertical wall side from the corner formed between the vertical wall and a horizontal wall. A downward protruding rib is provided on the lower side of the opening section. The lower edge of the net is provided so as to be affixed to at least the rib.Type: GrantFiled: August 12, 2011Date of Patent: April 14, 2015Assignee: Mitsubishi Rayon Cleansui Company, LimitedInventors: Hatsumi Takeda, Atsushi Hatakeyama
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Publication number: 20150093486Abstract: Nozzle device and nozzle for atomisation and/or filtration as well as methods for using the same. The present invention relates to a nozzle and nozzle device for atomisation, in particular a micro-machined reinforced nozzle plate, that may produce small liquid droplets in air (spray) or into a liquid (emulsion) with a narrow droplet size distribution and to make small air bubbles into a liquid (foam) and to methods of making the same. The invention is further related to a nozzle part for filtration as well as means and methods to facilitate atomisation and filtration.Type: ApplicationFiled: December 8, 2014Publication date: April 2, 2015Applicant: AQUAMARIJN HOLDING B.V.Inventors: Cornelis Johannes Maria van Rijn, Wietze Nijdam
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Patent number: 8974668Abstract: A membrane element consisting of a hollow fiber stack (HF stack) comprising a plurality of substantially equally spaced hollow fibers (HFs) comprising multiple alternate rows of HFs comprising first ends extending through and between contact structures comprising solid thermoset material, each HF consisting of a hydrophilic semipermeable membrane defining an elongated lumen, each HF comprising a portion that extends from one contact structure to an opposed contact structure, wherein the HFs in alternate rows are aligned with the spaces in adjacent rows, forming a hexagonal pattern comprising repeating adjacent and/overlapping hexagons, wherein each hexagon comprises a central hollow fiber (central HF) surrounded by six immediately adjacent HFs defining a hexagonal perimeter comprising six sides, the six immediately adjacent HFs being substantially equally spaced from one another and substantially equally spaced from the central hollow fiber, wherein the spacing is adapted to maintain a Reynolds' number of aboType: GrantFiled: February 7, 2014Date of Patent: March 10, 2015Inventor: Maher Isaac Kelada
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Patent number: 8974667Abstract: A hollow fiber membrane module is disclosed, which is capable of preventing a bundle of hollow fiber membranes from being separated from a module case, the hollow fiber membrane module for accommodating a bundle of hollow fiber membranes closely held together through the use of potting agent, including a module case including: a first inner surface serving as a projection on which the bundle of hollow fiber membranes is stably placed; a second inner surface upwardly extending from one end of the first inner surface, the second inner surface including at least one separation-preventing groove to prevent the bundle of hollow fiber membranes from being separated from the module case; a third inner surface downwardly extending from the other end of the first inner surface; and a fourth inner surface connected to the third inner surface.Type: GrantFiled: June 3, 2010Date of Patent: March 10, 2015Assignee: Kolon Industries Inc.Inventors: Kwang-Jin Lee, Moo-Seok Lee, Yong-Cheol Shin
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Patent number: 8950588Abstract: According to an aspect of the present invention, there is provided a filter including: a belt shaped frame formed of a resin, an opening being provided inside the frame; a pair of link portions formed on the frame at both distal ends thereof to be engagable with each other; and a filtering member provided in the opening, wherein the frame is formed to have a flat plate shape or a curved shape that has a center angle equal to or less than 180 degrees in a state where the pair of link portions are not engaged, and wherein a plurality of grooves are formed on at least one surface of the frame at intervals along the longitudinal direction.Type: GrantFiled: September 26, 2008Date of Patent: February 10, 2015Assignee: Piolax Inc.Inventor: Kenji Yonezawa
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Patent number: 8936161Abstract: One embodiment provides a control valve filter device, including: a belt-like frame body curved into a ring shape so that its ends face each other, the frame body having an opening; a filter member provided in the opening of the frame body; an engagement claw extended from one of each of both corresponding lateral portions of the faced ends of the frame body; and a concave portion provided at the other of each of the both corresponding lateral portions of the faced ends of the frame body, so as to be engaged by the engagement claw, each concave portion being formed laterally of the opening of the frame body.Type: GrantFiled: December 21, 2011Date of Patent: January 20, 2015Assignee: Piolax, Inc.Inventor: Takashi Kimura
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Patent number: 8858789Abstract: A system for cleaning up an oil spill and recovering the spilled oil includes frames supporting superhydrophobic oil-absorbing nanowires. A first container supports the frames with the nanowires. A mixture of oil and water is pumped into the first container where the oil from the mixture is absorbed by the nanowires as water is separated from the mixture and deposited in the first container where it is then pumped therefrom. A second container supports the frames with the oil so-absorbed by the nanowires. The frames with the oil so-absorbed by the nanowires are heated whereby the oil so-absorbed separates from the nanowires and is deposited in the second container. The oil so-deposited in the second container is then pumped therefrom.Type: GrantFiled: May 3, 2011Date of Patent: October 14, 2014Assignee: The United States of America as represeted by the Secretary of the NavyInventors: Jason M. Pappafotis, Daniel J. Flisek, David M. Robinson
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Patent number: 8813975Abstract: A screen media element having at least one apertured section. The apertured section has a first surface intended to receive and carry material to be screened, a second surface opposite the first surface, apertures extending from the first surface to the second surface and a circumferential surface connecting the first and second surfaces. The apertured section is surrounded by an outer frame along the circumferential surface, characterized in that the apertured section is made from ceramic material and that the outer frame is made of elastomeric material. The invention further relates to a method for manufacturing such a screen media element, and a screen comprising such screen media elements.Type: GrantFiled: January 13, 2012Date of Patent: August 26, 2014Assignee: Metso Minerals (Sweden) ABInventors: Peter Ahlberg, Mike Bygrave, Jens Lagerskiold, Claes Larsson, Gerald van Niekerk
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Publication number: 20140231333Abstract: A membrane element comprising: a hollow fiber (HF) stack comprising a plurality of loosely packed hollow fibers (HFs) comprising first ends extending through one contact structure and opposed ends extending through an opposed contact structure, each HF comprising an elongated lumen extending between the one contact structure and the opposed contact structure and comprising a hydrophilic semipermeable membrane adapted to achieve salt rejection of 98.Type: ApplicationFiled: February 7, 2014Publication date: August 21, 2014Inventor: MAHER ISAAC KELADA
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Publication number: 20140076811Abstract: A dialysis device, and a method of dialyzing a sample, are provided. The dialysis device includes a body having a first and a second major side, a first and a second retaining ring disposed on the first and second major sides, and a first and second dialysis membrane disposed, and held between the first and second major sides and the first and second retaining rings. The dialysis device is configured to receive a sample to enable dialysis of the sample across the membranes.Type: ApplicationFiled: September 14, 2012Publication date: March 20, 2014Applicant: Pierce Biotechnology, Inc.Inventors: Paul Jeffrey Haney, Jeffery James Frank Gordon, Brendan George Metz, Navid R. Haghdoost
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Publication number: 20140008289Abstract: Vacuum cleaner filters, in particular replaceable vacuum cleaner filters suitable for both dry and wet/dry type vacuum cleaners are disclosed, as well as systems incorporating the use of such filters and methods for their use. The filters include a plurality of adjacently positioned pleats arranged in a closed circumferential, cylindrically-shaped path, a top end cap having a central orifice capable of constricting a post on a vacuum filter cage, and optionally a molded end ring oppositely-spaced from the top end cap for engagement with the motor housing of a vacuum cleaner.Type: ApplicationFiled: September 9, 2013Publication date: January 9, 2014Applicant: Emerson Electric Co.Inventors: Matthew A. Williams, Terrence L. Stanek, Jeffrey L. Young
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Publication number: 20130270176Abstract: Disclosed is a cartridge for retaining a mass of, for example, ground coffee, that includes a cup, a filter, and a filter support that supports the filter inside the cup.Type: ApplicationFiled: August 27, 2012Publication date: October 17, 2013Inventor: Eugene SCHREIBER
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Patent number: 8475655Abstract: The curb inlet filter includes a filter bag having an opening at an upper end leading into an interior of the filter bag and a support bar coupled to one side of the upper end of the filter bag. The support bar is configured to rest outside of the basin against curb face sides bounding the opening in the street level curb face. A support frame is coupled to a second side of the upper end of the filter bag and is configured to engage with the support bar to suspend the support frame substantially at grade within an interior of the basis and define a rigid opening into the filter bag. The remainder of the filter bag hangs below grade within the curb side drain basin.Type: GrantFiled: March 2, 2011Date of Patent: July 2, 2013Assignee: Metrochem, Inc.Inventors: Derek Sasaki, Roni Sasaki
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Publication number: 20130112610Abstract: A microsieve includes a patterned forest of vertically grown and aligned carbon nanotubes with a patterned matrix of vertically aligned pores. A conformal coating of substantially uniform thickness coats the nanotubes defining coated nanotubes. An interstitial material infiltrates the carbon nanotube forest and substantially fills interstices between individual coated nanotubes. The interstitial material can be a metal material infiltrated by electroplating.Type: ApplicationFiled: September 21, 2012Publication date: May 9, 2013Applicant: Brigham Young University, a Non-Profit OrganizationInventor: Brigham Young University, a Non-Profit Organization
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Patent number: 8388841Abstract: A filter cartridge (1), particularly for percolating filter jugs, with a cartridge body (2) intended to contain a filter bed, provided with at least one inlet aperture (7) for the fluid to be filtered and at least one opposing outlet aperture (8) for the filtered fluid, with at least one grid (11) for retaining the filter bed inside the body and an element (12) for limiting the outflow of the filtered fluid at the outlet aperture (8), in which the grid (11) and the limiting element (12) are both placed in the same seat (10) provided in the outlet aperture (8) of the cartridge body (2).Type: GrantFiled: May 19, 2008Date of Patent: March 5, 2013Assignee: Laica S.p.A.Inventor: Maurizio Moretto
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Patent number: 8296992Abstract: A stripping basket for use in fly fishing from surf or a jetty having a smooth interior surface free of protrusions and having a converging lower end and adapted to be mounted to one side of an angler below the waistline slightly tilted forward for facilitating line stripping and casting during use.Type: GrantFiled: April 2, 2012Date of Patent: October 30, 2012Inventor: Blair H. Caviness
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Patent number: 8276602Abstract: A garbage collecting apparatus of a dishwasher, mounted in a dishwasher such that washing water is pumped by a washing pump to wash garbage on targets to be washed, and then such used washing water is drained by a drain pump, the apparatus including a first garbage collecting net, and a second garbage collecting net having a mesh size relatively greater than that of the first garbage collecting net, whereby various sizes of garbage can be filtered by the garbage collecting apparatus, so as to automatically be discharged to the exterior, and also a decomposition, a displeasure, an inconvenience due to washing of the collecting nets and the like which may be caused when such garbage remains in the garbage collecting apparatus can be solved.Type: GrantFiled: September 2, 2008Date of Patent: October 2, 2012Assignee: LG Electronics Inc.Inventor: Kyung-Rae Kim
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Publication number: 20120234745Abstract: A hollow fiber membrane fluid transport device and its method of manufacture are disclosed wherein the fibers are comprised of Polytetrafluoroethylene (PTFE), and the potting materials are comprised of fluorocopolymer and or fluoroterpolymer based materials. The potting method described herein, utilizes a compressed chemically resistant fluorocopolymer and or fluoroterpolymer film, allows for ease of manufacture without destruction of the PTFE hollow fibers, with high packing densities, and without the processing complexity of pre-melting, extruding, or chemical crosslinking of any polymeric adhesives. Furthermore, the PTFE hollow fibers can be treated with a fluoropolymeric solvent solution before the chemically resistant film is applied to enhance the adhesion of the PTFE fiber to the film.Type: ApplicationFiled: March 16, 2011Publication date: September 20, 2012Inventors: Robert Edward Jerman, Cornelius Brown, JR., Kenneth Donald Hobbs, Carlos Ruano, Charles Edward Wolanski
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Patent number: 8240484Abstract: Herein are disclosed high loft spunbonded webs that are substantially free of crimped fibers and gap-formed fibers. The webs exhibit a solidity of from less than 8.0% to about 4.0% and a ratio of Effective Fiber Diameter to Actual Fiber Diameter of at least 1.40. Also disclosed are methods of making such webs.Type: GrantFiled: March 15, 2012Date of Patent: August 14, 2012Assignee: 3M Innovative Properties CompanyInventors: Andrew R. Fox, John D. Stelter, Michael R. Berrigan, Jonathan M Lise
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Publication number: 20120097601Abstract: A hollow fiber membrane module is disclosed, which is capable of preventing a bundle of hollow fiber membranes from being separated from a module case, the hollow fiber membrane module for accommodating a bundle of hollow fiber membranes closely held together through the use of potting agent, including a module case including: a first inner surface serving as a projection on which the bundle of hollow fiber membranes is stably placed; a second inner surface upwardly extending from one end of the first inner surface, the second inner surface including at least one separation-preventing groove to prevent the bundle of hollow fiber membranes from being separated from the module case; a third inner surface downwardly extending from the other end of the first inner surface; and a fourth inner surface connected to the third inner surface.Type: ApplicationFiled: June 3, 2010Publication date: April 26, 2012Inventors: Kwang Jin Lee, Moo-Seok Lee, Yong-Cheol Shin
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Publication number: 20110226204Abstract: A filter element for a control valve of a camshaft adjuster. The filter element has an annular filter fabric for extracting particles, and a gripping frame for fastening the annular filter fabric. The gripping frame is designed here for the planar bracing of the annular filter fabric on the control valve. Furthermore, a control valve is disclosed for a camshaft adjuster with a corresponding filter element.Type: ApplicationFiled: March 14, 2011Publication date: September 22, 2011Applicant: SCHAEFFLER TECHNOLOGIES GMBH & CO. KGInventors: Jens HOPPE, Stefan KONIAS
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Publication number: 20110210059Abstract: A non-pleated depth filter element in the form of a tubular ring of depth filter media is provided. Multiple wraps of sheets, some including fine fibers, are employed. The depth filter element has particular applications to liquid filtration applications.Type: ApplicationFiled: February 23, 2011Publication date: September 1, 2011Applicant: CLARCOR INC.Inventors: Thomas B. Green, Lei Li, John A. Krogue
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Publication number: 20110100901Abstract: The invention concerns a filtering drum (1) for fibre suspensions in water, comprising a plurality of shaped bars (2; 11, 13) with mainly longitudinal development, arranged side by side in order to define a tubular structure having substantially circular cross section, with the inner lateral surface (4) covered by a plurality of slits (3) that create a filtering surface, two or more annular elements (15) coaxial with one another and spaced according to the longitudinal axis (X) defined by the tubular structure, coupled through contact outside the shaped bars (2; 11, 13), wherein the shaped bars (2; 11, 13) are arranged according to a helical pattern.Type: ApplicationFiled: May 21, 2009Publication date: May 5, 2011Applicant: COMER S.P.A.Inventor: Giancarlo Dal Maso
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Publication number: 20110084018Abstract: A ring filter with a frame and a filter fabric. The frame has two axially spaced apart ring-shaped frame elements which are connected to one another by transverse struts. Between the frame elements and the transverse struts the filter fabric is arranged, and frame has two open ends which are located opposite each other in the circumferential direction.Type: ApplicationFiled: October 8, 2010Publication date: April 14, 2011Applicant: SCHAEFFLER TECHNOLOGIES GMBH & CO. KGInventors: Jens HOPPE, Markus KINSCHER
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Publication number: 20110079551Abstract: A water treatment cartridge, or insert, for use in connection with a water treatment device such as a gravity-fed water pitcher or the like includes a support structure and water treatment material arranged in combination with the support structure.Type: ApplicationFiled: October 2, 2009Publication date: April 7, 2011Inventors: Judd D. Olson, Sean C. McGreevy, Kent E. Lageson, Kevin E. Kinzer, Paul J. Cobian, Thomas Herdtle, Benjamin P. Williams
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Patent number: 7845500Abstract: An oil filter unit for arrangement in the oil sump of an oil circuit, particularly in an automatic transmission. The oil filter unit has a multi-part filter housing with a filter chamber disposed therein such that an oil inlet and an oil outlet communicate with the filter chamber. A filter element is sealingly mounted in the housing between the oil inlet and the oil outlet. The filter element has a pleated filter medium, which is sealingly enclosed by a frame, and the frame has seal contours designed to cooperate with the contours of the filter housing.Type: GrantFiled: January 27, 2006Date of Patent: December 7, 2010Assignee: Mann + Hummel GmbHInventors: Claudia Hueppchen, Josef Rohrmeier, Dieter Amesoeder, Sven Epli, Aude Nicolas
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Publication number: 20100258497Abstract: Provided is a separation membrane element for filtration which has excellent filtration performance and is excellent in terms of chemical resistance and mechanical strength and with which a stable permeation flow rate can be obtained over a long period of time. A separation membrane element for filtration is configured to perform solid-liquid separation treatment by being immersed in a liquid to be treated which contains a suspended component, and includes a cylindrical filtration membrane obtained by forming a porous sheet including at least an expanded porous PTFE (polytetrafluoroethylene) membrane into a cylindrical shape and in which a hollow surrounded by the porous sheet serves as a treated-liquid passage; a support member for maintaining the hollow serving as the treated-liquid passage; and sealing parts which seal both axial-direction ends of the cylindrical filtration membrane so as to leave at least one treated-liquid takeout opening open.Type: ApplicationFiled: October 23, 2008Publication date: October 14, 2010Applicant: Sumitomo Electric Fine Polymer, Inc.Inventor: Toru Morita
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Patent number: 7780850Abstract: A fluid pollution prevention system is provided for preventing the discharge of petrochemicals from a bilge of a marine vessel. The system may include either or both a locator and an absorber for isolating and/or absorbing hazardous waste from a fluid in the bilge. In one embodiment, the locator is a continuous sidewall or barrier that defines a vertically enclosed fluid volume that is isolated from petrochemicals floating on the surface of fluid in a bilge. The absorber forms a closed geometric shape having an interior area that is disposable about the sidewall and movable along the sidewall as a function of fluid height. The absorber functions to absorb petrochemicals from the fluid and isolate an inlet of the bilge pump from receipt of the same. The absorber may be opened and closed to facilitate placement about the sidewall or other objects.Type: GrantFiled: October 20, 2006Date of Patent: August 24, 2010Inventor: Paul Arthur Clukies
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Publication number: 20100038305Abstract: A filter is disclosed. The filter includes a sheet of filter media defining a body having an upper portion, a lower portion, a first end surface proximate the upper portion, a second end surface proximate the lower portion, and a first side surface extending between the first and second end surfaces. One or more of the upper and lower portions define a ledge, wherein the ledge defines a third end surface arranged between the first and second end surfaces, and a second side surface extending between the first and third end surfaces; and a seal disposed upon the ledge. A method for manufacturing the seal is also disclosed.Type: ApplicationFiled: August 15, 2008Publication date: February 18, 2010Inventors: Robert H. Ferguson, Jason L. Tate, Mark A. Roll, Roland V. Lanier, JR., Mitchell J. Baker
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Publication number: 20090200229Abstract: A lattice structure for the passage of a first medium against a second medium with transverse webs and longitudinal webs, lattice openings with a clear width of ?300 ?m being arranged between the transverse webs and the longitudinal webs. On at least one side of the lattice structure, the transverse webs and/or the longitudinal webs have a rib arrangement of ribs projecting vertically to the lattice plane, at least one first group and a second group of ribs being arranged which differ from one another at least by their heights H1, H2 with H1>H2. A vessel with at least one water inlet window and an air outlet window, both windows being provided with the lattice structures.Type: ApplicationFiled: December 15, 2006Publication date: August 13, 2009Applicant: BRITA GMBHInventors: Stefan Gross, Bernd Altmüller, Harald Ehrentraut, Alexandra Merz
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Publication number: 20090084727Abstract: According to an aspect of the present invention, there is provided a filter including: a belt shaped frame formed of a resin, an opening being provided inside the frame; a pair of link portions formed on the frame at both distal ends thereof to be engagable with each other; and a filtering member provided in the opening, wherein the frame is formed to have a flat plate shape or a curved shape that has a center angle equal to or less than 180 degrees in a state where the pair of link portions are not engaged, and wherein a plurality of grooves are formed on at least one surface of the frame at intervals along the longitudinal direction.Type: ApplicationFiled: September 26, 2008Publication date: April 2, 2009Applicant: PIOLAX INC.Inventor: Kenji Yonezawa
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Publication number: 20090078643Abstract: A low out-gassing polyurethane is described for use in applications where contaminants must be kept to very low levels, such as during lithography. In particular, the polyurethane is essentially free of silicon-containing species, which present particular contamination problems in the context of electronic device manufacturing. The polyurethane may be utilized as a potting material in filter assemblies, or in other contexts within the environment of electronics manufacturing. Testing of the novel polyurethane formulation shows the off-gassing characteristics to be much lower than commercially available potting materials made from polyethylene.Type: ApplicationFiled: May 22, 2006Publication date: March 26, 2009Inventors: Elviro James Mastrobuono, John C. Gaudreau
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Publication number: 20080217262Abstract: Nozzle device and nozzle for atomization and/or filtration as well as methods for using the same. The nozzle and nozzle device for atomization, in particular a micro-machined reinforced nozzle plate, may produce small liquid droplets in air (spray) or into a liquid (emulsion) with a narrow droplet size distribution and make small air bubbles into a liquid (foam). A nozzle part for filtration as well as elements and methods to facilitate atomization and filtration are also disclosed.Type: ApplicationFiled: March 5, 2008Publication date: September 11, 2008Applicant: AQUAMARIJN HOLDING B.V.Inventor: Cornelis Johannes Maria Van Rijn
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Patent number: 7413587Abstract: A fluid handling device having a support frame and a plurality of filter frames attached thereto. Each of the filter frames has an outer frame member that removably secures a filter; the filters being either a planar filter, pocket filter, or multiple pocket filter. The various filters can be arranged to correlate the change-out schedule of all of the filters across the fluid flow area. The filters with the highest particulate capacity can be arranged to be in the zone of the fluid flow area with the highest particulate concentration. The filters are easily constructed from a single piece of filtration media and collapsible to save space when storing or shipping.Type: GrantFiled: June 27, 2006Date of Patent: August 19, 2008Inventor: Scott B. Beier
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Patent number: 7404904Abstract: There is a method of capturing, removing or collecting the particulate matter from a fluid containing a toxic liquid reaction and particulate matter produced from the reaction. The method includes partly or completely disposing a screen into the toxic fluid. Mixing the toxic fluid allowing the particulate matter to contact the screen. Moving the screen to capture the particulate matter on the screen. Removing the particulate matter from the screen by washing or scraping. There is also a cleaning apparatus to capture, remove or collect particulate matter from a toxic fluid. A cleaning apparatus contains at least a screen and a structure securing the screen. The cleaning apparatus can optionally include a scraping or washing means, a drive means, a flow inducer and a housing structure.Type: GrantFiled: March 1, 2005Date of Patent: July 29, 2008Inventor: Melvin Stanley
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Publication number: 20080035584Abstract: A filter device is configured to filter a liquid. The filter device includes a drum sized to receive the liquid and a plurality of filter panels coupled to the drum to define a plurality of discs. The liquid passes through at least a portion of one of the discs. Each filter panel includes a perimeter frame that defines a panel normal flow area and a filter media coupled to the perimeter frame. The filter media may be adapted to include a plurality of pleats.Type: ApplicationFiled: August 10, 2007Publication date: February 14, 2008Applicant: SIEMENS WATER TECHNOLOGIES CORP.Inventors: Peter J. Petit, William Davis
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Patent number: 7232517Abstract: A freestanding portable liquid filtration device (18) having an upper housing (24), a lower housing (32) and a base (36) which are secured together with an interference fit, with an enclosed lower portion of the upper housing (24) fitting within an open top of the lower housing (32) and an enclosed bottom of the lower housing (32) fitting within an upwardly facing opening of the base (36). A filtration element (26) having a first portion disposed with the upper housing (24) and a second portion from which fluid is discharged disposed within the lower housing (32), wherein liquid flows from the upper housing (24) through the filtration element (26) and into the lower housing (32). The upper and lower housings (24, 32) being formed of transparent materials, and the lower housing (32) including a light source (38) for illuminating at least a portion of the lower housing (32).Type: GrantFiled: February 27, 2004Date of Patent: June 19, 2007Assignee: The James Bryson Shepherd TrustInventor: James B. Shepherd
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Patent number: 7201843Abstract: The new design has three primary features: (1) a rectangular collar having a centrally located circular cutout with sewn loops formed on the outer edges of the collar; (2) a filter bag having top edges attached to the rectangular collar along the periphery of the circular cutout so that the bag is inserted within the cutout and drops below the level of the collar; and (3) a heavy gauge steel wire inserted within the sewn loops of the rectangular collar forming a structural frame along the periphery of the rectangular collar. The structural frame is preferably formed with overlapping portions coupled together with a retaining means. The overlapping portions are slidably moved relative to one another to change the first and/or second dimension of the frame so that the filter can fit within catch basins openings of various measurements.Type: GrantFiled: July 23, 2002Date of Patent: April 10, 2007Assignee: Spider Environmental, Inc.Inventors: Derek A. Sasaki, Roni R. Sasaki
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Patent number: 7128771Abstract: A filter retaining system formed from multiple filter retaining frames is disclosed. Each of the frames is formed from either a female type extrusion or a combination of male and female type extrusions. Specifically, each frame has either a tongue or a groove which is engageable into a corresponding groove or tongue of an adjacent frame. The tongue and groove engagement provides added rigidity to the retaining system, as well as preventing air from bypassing the filters retained within each frame.Type: GrantFiled: June 23, 2004Date of Patent: October 31, 2006Assignee: Total Filtration ManufacturingInventor: Charles Michael Harden
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Patent number: 7090772Abstract: A filter bag assembly includes an outer bag having an open end, a closed end opposite the open end, and a longitudinal axis. The open end of the outer bag is sized and shaped for receiving liquid to be filtered. A filter member is loosely mounted in the outer bag and has a pair of opposed open ends and a plurality of longitudinally extending pleats. Each of the pleats projects generally outwardly in a radial direction.Type: GrantFiled: March 15, 2005Date of Patent: August 15, 2006Assignee: Eaton CorporationInventors: John Franklin Pearson, Wald Lodewyckx
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Patent number: 7073670Abstract: A filter element for hydrocarbon emissions in, e.g., marine diesel engine applications, comprises a wound mat received within a filter bag. An annular end cap is bonded to one end of the wound mat, and is sealed around its periphery to a bag ring at the open end of the bag. The bag ring is then received and retained in a seat ring in the housing. The exhaust gas stream from the engine is directed through an opening in the end cap and through the wound mat and bag for removal of hydrocarbons and contaminants.Type: GrantFiled: August 14, 2002Date of Patent: July 11, 2006Assignee: Parker-Hannifin CorporationInventors: Ronald E. Fall, John Ruddock
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Patent number: 7063783Abstract: A conduit has a first end and interior and exterior surfaces extending downstream from the first end. A strainer has a first end and a second end. An upstream portion of the strainer is positioned engaging a projection on the interior surface of the conduit to resist downstream shifting of the strainer. A strainer body extends at least partially downstream of the upstream portion. The apparatus may be used as a strainer/coupler and may be used to filter water in a chiller apparatus.Type: GrantFiled: February 22, 2005Date of Patent: June 20, 2006Assignee: Carrier CorporationInventors: Joseph Ballet, Thierry Dujardin, Andre Trigon
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Patent number: 7041217Abstract: A filter ring includes a first filter member including a first end portion and a second filter member including a second end portion. The filter ring also includes at least one snap latch mechanism for detachably engaging the first end portion with the second end portion such that the first and second filter members cooperate to define a generally annular shape having a central opening. The first end portion includes at least one key configured to be positioned within at least one keyway defined by the second end portion for inhibiting disengagement of the snap latch mechanism when the snap latch mechanism is detachably engaging the first end portion with the second end portion.Type: GrantFiled: December 20, 2004Date of Patent: May 9, 2006Assignee: Filtertek Inc.Inventors: Jeffery A Close, Eugene W Altwies, James R Berna
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Patent number: 6955266Abstract: A conduit has a first end and interior and exterior surfaces extending downstream from the first end. A strainer has a first end and a second end. An upstream portion of the strainer is positioned engaging a projection on the interior surface of the conduit to resist downstream shifting of the strainer. A strainer body extends at least partially downstream of the upstream portion. The apparatus may be used as a strainer/coupler and may be used to filter water in a chiller apparatus.Type: GrantFiled: January 24, 2003Date of Patent: October 18, 2005Assignee: Carrier CorporationInventors: Joseph Ballet, Thierry Dujardin, Andre Trigon
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Patent number: 6929742Abstract: In the case of a fine filter for a fuel feed unit of a motor vehicle, a filter element has at least two sections which surround the fuel feed unit concentrically. In the fitted state of the fine filter, the sections are fastened to the fuel feed unit and to a surge chamber. The filter element has proven particularly cost-effective and enables the use of a particularly small mesh width while requiring little space.Type: GrantFiled: April 11, 2002Date of Patent: August 16, 2005Assignee: Siemens AktiengesellschaftInventors: Bernrd Wehrum, Gerd Weise
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Patent number: 6872309Abstract: A filter bag assembly includes an outer bag having an open end, a closed end opposite the open end, and a longitudinal axis. The open end of the outer bag is sized and shaped for receiving liquid to be filtered. A filter member is loosely mounted in the outer bag and has a pair of opposed open ends and a plurality of longitudinally extending pleats. Each of the pleats projects generally outwardly in a radial direction.Type: GrantFiled: October 4, 2002Date of Patent: March 29, 2005Assignee: Hayward Filtration, LLCInventors: John Franklin Pearson, Wald Lodewyckx
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Patent number: 6872466Abstract: A method of plugging an area of damaged mesh in a sifting screen. The method is applicable to screens in which woven wire mesh is stretched, tensioned and secured over a supporting frame containing a plurality of windows and in which local damage to the mesh is in an area of the mesh which overlies one of the windows. The method has the steps of inserting into the window a device which is a close fit therein, and securing the device in the window so as to completely cover the area of damaged mesh. The device may be a former having stretched thereacross and secured thereto mesh similar to that stretched across the window in question, or simply a plate or block. The device may be secured in place by a force or interference fit, mechanical means, or adhesive, or the device may be resiliently deformable to allow it to be pushed past a projection in the window, so as to snap fit the device in place.Type: GrantFiled: July 8, 2002Date of Patent: March 29, 2005Assignee: United Wire LimitedInventors: Graham Robertson, Caspar Hassall