Class / Patent application number | Description | Number of patent applications / Date published |
210335000 | In series for prefilt flow | 57 |
20080217236 | Cartridge type oil filter and engine cleaning device - The present invention provides a cartridge type oil filter including a case having a container section and a cover section that are integrated with each other; a filter element housed in the case; and ceramics bodies disposed at a position separated from an oil filtration surface of the filter element in the case. | 09-11-2008 |
20090159522 | METHOD FOR GRAFTING A POROUS ELEMENT FOR LEUCODEPLETION - A method for grafting a porous element for leucodepletion by adsorption and/or filtration of a biological fluid, such as blood or a blood component, which method comprises the steps of impregnating the porous element with a solution containing a poly(ethylene oxide) having identical or different functional end groups; and applying an ionizing treatment to the impregnated porous element so as to ensure covalent cross-linking between the poly(ethylene oxide) and the porous element. | 06-25-2009 |
20100089815 | Rapid and efficient filtering whole blood in capillary flow device - This invention provides lateral flow filters with pore size gradients and with features to prevent peripheral flows around the filter. The filters can be laminated composites of two or more planar filter layers. Cartridges employing the filters can include a filtration chamber configured to retain the lateral flow filters including a port for sample application and a capillary channel for filtrate egress. The fluid egress port can be positioned to receive filtrate from one filter layer but not another. | 04-15-2010 |
20110000844 | CONNECTION MEMBER AND SEPARATION MEMBRANE MODULE USING THE SAME - Provided are a connection member capable of preventing leakage from a supply side to a permeating side from occurring by a simple means; and a separation membrane module using the connection member. The connection member ( | 01-06-2011 |
20120160759 | DUAL MEDIA FLUID FILTER - A fluid filter apparatus has an upper housing, a lower housing, a first media disposed between the upper and lower housing so that fluid passing from an inlet of the lower housing to an outlet of the upper housing must pass through to the first filter media, and a second filter media disposed adjacent the first filter media so that a portion of the fluid flowing from the inlet to the outlet must pass through both the first and second filter media. | 06-28-2012 |
20120168369 | PLANAR MEMBRANE MODULE PREPARATION - The invention is directed to methods for preparing a planar membrane module, a planar membrane module obtainable by said methods, methods for preparing a heat exchanging module, and a heat exchanging module obtainable by said methods. In one aspect the method of the invention comprises: providing a solid state planar membrane; injection moulding a potting material into one or more potting frames for supporting said membrane; assembling, preferably by hot pressing, the one or more potting frames with the solid state planar membrane, thereby forming a membrane frame; optionally providing a spacer at least at one side of the planar membrane; and joining a stack of said membrane frames in a gastight manner to form a planar membrane module, said joining comprising welding of potting material. | 07-05-2012 |
20120228210 | Filter Structure - A filter element is disclosed. The filter element includes a filter casing defining an inner radial surface, a filter body disposed within the casing, the filter body having an axial, dirty side surface and an axial, clean side surface, wherein the filter body includes fluted filter media having one or more flutes that extend from the dirty side surface to the clean side surface and a pre-filter including an axial, dirty side surface and an axial, clean side surface, the pre-filter arranged within the casing so that the dirty side surface of the pre-filter is proximate the clean side surface of the filter body, wherein the filter body and the pre-filter are fixably retained by the inner radial surface of the casing. | 09-13-2012 |
20120273407 | VANED FILTERING ELEMENT - The present invention relates to filters used to remove debris from water being sucked into a piping system. It has particular application for use in nuclear power plants, which, after a loss of coolant accident, must pump cooling water back into the reactor core from a collection sump. This water may contain various types of debris that must be removed before the water is sent back into the reactor cooling system. Filtering of the debris is realized with the component known as “strainers”. There are restrictions on the space available for installing strainers. The vaned filtering element, for example a vaned fin, of the present invention is designed to reduce the space required for strainer installation by increasing strainer surface area per unit volume, while maximizing the quantity of debris that can be filtered from the water. | 11-01-2012 |
20120305469 | OIL FILTER APPARATUS - The invention relates to an oil filter apparatus comprising an oil inlet and an oil outlet, with a suction oil pump being connectable to the oil outlet with which a negative pressure can be produced between the oil inlet (and the oil outlet, a coarse filter medium and a fine filter medium which is arranged between the oil inlet and the oil outlet, with the oil filter apparatus being capable of allowing a volume share of the oil to pass permanently through the coarse filter medium irrespective of the viscosity of an oil passing through the oil inlet and of allowing at the same time the remaining volume share of the oil to pass through the fine filter medium. The entire oil volume flow can thus be purified in a short period of time with high efficiency, and no additional space is required outside of the transmission or engine, a light and cost-effective configuration is achieved, and the oil filter apparatus can be used in different vehicle models or types of engines without any change and thus without any reduction in the variety of variants. | 12-06-2012 |
20130206675 | OIL SEPARATOR CARTRIDGE - The invention relates to a separation device ( | 08-15-2013 |
20130292320 | FILTERING UNIT HAVING A CALENDERED LAYER FOR REMOVING LEUKOCYTES - One aspect of the disclosure relates to a filtration unit intended to allow the removal of leukocytes from a fluid such as blood or a blood component, the unit containing a porous element including a medium for the removal of leukocytes by adsorption and filtration of the leukocytes. The disclosure also relates to a bag-based system including such a unit, said system being in particular arranged for the sterile and closed-circuit filtration of the fluid. | 11-07-2013 |
20130327699 | FUEL FILTER - A fuel filter may include a housing having a first annular filter element and a second annular filter element. The filter elements may be arranged coaxially and offset to each other in the axial direction and may be connected in series and therefore configured to allow flow to pass through each in succession. The annular filter elements may be selectively replaceable. Adapter elements may be connected to each other and to at least one of the annular filter elements by a respective plug-in connection. One of the adapter elements may have a continuation configured to close a no-load opening in the housing when the filter element is inserted. | 12-12-2013 |
20140190882 | Fluid Cleaning Medium and a Fluid Cleaning Device - A fluid cleaning device is disclosed for cleaning pond water and the like. The device comprises a flow path for conveying a fluid flow between a device inlet and a device outlet, the path comprising a cleaning chamber having an inlet for receiving fluid into the chamber and an outlet for passing fluid from the chamber. The chamber comprises a cleaning medium which is arranged to clean the fluid as it passes along the path between the chamber inlet and the chamber outlet. The medium comprises a plurality of discrete cleaning units which separately comprise a body having a surface comprising a plurality of protuberances disposed thereon, which are arranged to maintain a separation of the body surfaces of adjacent units of the medium to enable fluid to pass between the units. The device further comprises dispersing means disposed within the duct upstream of the cleaning chamber for dispersing the fluid flow across the cleaning medium to encourage the interaction of the water with the cleaning medium. | 07-10-2014 |
20140209528 | FILTER WITH DUAL PLEAT PACK - A fluid filter apparatus comprising an upper housing shell; a lower housing shell; a pleat pack element comprising a peripheral frame and a folded pleated media. The frame is at least partially molded over the media to secure the media in the frame, and the media comprises two or more types of media of different densities from each other. | 07-31-2014 |
20140209529 | FILTER WITH DUAL PLEAT PACK - A fluid filter apparatus comprising an upper housing shell; a lower housing shell; a pleat pack element comprising a peripheral frame and a folded pleated media. The frame is at least partially molded over the media to secure the media in the frame, and the pleat pack is sandwiched between the upper and lower housing shells and a frame of the pleat pack forms a side of the housing. | 07-31-2014 |
20140231335 | INGREDIENT SEPARATOR - Disclosed is a blood ingredient separator capable of assuring purity of such as separated blood components or stem cells as well as preventing contamination by ambient air during the process of separating components, while simplifying the processes compared to the related art. The ingredient separator includes: a hollow body which includes a flow tube formed at one end portion thereof for communicating body fluids, and a stopper disposed at the other end portion thereof; and a plunger which is movably installed back and forth in the body to vary a space between the flow tube and a top of the plunger thereof; wherein the plunger has a collection portion formed on the top thereof, and a backward movement of the plunger is limited by the stopper. | 08-21-2014 |
20140291232 | Foot Pump Water Filtration System - A portable water treatment device that utilizes a foot-powered actuator to impel water through a filter is disclosed. The actuator moves to generate negative pressure that draws water to be treated into the interior of a housing, then moves to generate positive pressure to impel the water thus drawn in through a filtration device and to impel treated water out of the device. In some embodiments the water treatment device includes two actuators that are coupled to move in tandem. | 10-02-2014 |
20140311963 | Coalescing filter element and filter assembly therefore - A coalescing filter element provides an integrated filter element with a three stage design with a hydrophobic or hydrophilic coalescing layer. A coalescing filter element comprises: a) At least one particulate filtration layer; b) A coalescing layer promoting coalescing of water particles, wherein the coalescing layer is downstream of the at least one particulate filtration layer relative to the flow of fluid through the element; c) An annular coalescing space downstream of the coalescing layer; d) A sump in a lower portion of the filter element in fluid communication with the annular coalescing space; and e) A hydrophobic layer downstream of the annular coalescing space, wherein fluid being cleaned by the element flows through the hydrophobic layer. The coalescing layer may be a hydrophobic or a hydrophilic coalescing layer. A filter assembly will include the coalescing filter element of the present invention. | 10-23-2014 |
20140319046 | CARBON NANOTUBE BASED NANOPOROUS MEMBRANES - A method for forming a nanopore membrane includes forming an array of carbon nanotubes on a substrate that are disposed side by side in a direction perpendicular to a length of the carbon nanotubes. The array of carbon nanotubes are embedded in a patternable polymer material. The patternable polymer material is crosslinked over the array of carbon nanotubes. An adhesive layer is deposited on the polymer material having the array of carbon nanotubes to form a pad. The pad is rolled using a transfer rod to form a membrane with carbon nanotubes of the array, forming nanopores through the membrane such that as the pad is rolled the membrane increases in diameter. | 10-30-2014 |
20140353239 | SEAL PLATE FOR MEMBRANE SEPARATION DEVICE - A membrane separation unit can include a cartridge, at least one membrane disposed within the cartridge, at least one seal plate, and a sealing ring seated in an outer groove of the seal plate. The at least one seal plate can seal one end of the cartridge. The seal plate can have at least one venting hole that forms a passage between the interior of the cartridge and the outer groove. The sealing ring can have a cross-sectional shape that forms a circular venting path between the sealing ring and the seal plate. The sealing ring can include one or more grooves to allow fluid to vent into an annular space between a device housing and the membrane separation unit. The sealing ring can include an outer surface having, in cross-section, two flattened surfaces that form an angle of between 90° and 175° there between. | 12-04-2014 |
20150021259 | FLUSH VALVE FILTER - One embodiment includes a flush valve filter assembly. The flush valve filter includes a support structure configured to be placed in a conduit between a flush valve and a fluid inlet line. The support structure includes at least one locking finger extending in a first axial direction and at least two axially extending upper aprons extending in the first axial direction with a locking lip on each upper apron. The at least one locking finger is located between the at least two upper aprons. The flush valve filter assembly also includes a primary filter medium having sieve openings secured to the support structure by the at least one locking finger and locking lip such that at least some particulate in a fluid passing through the flush valve filter is retained by the primary filter medium. | 01-22-2015 |
20150114897 | FILTER WITH INTERNAL FRAME OPENINGS - At least one embodiment of the invention pertains to a fluid filter having a fine media element and a coarse media element inside a housing. The fine media element has a plurality of apertures through a flange around the periphery of the fine media element. | 04-30-2015 |
20150298031 | WATER AND DEBRIS RECOVERY SYSTEM - The present system relates to a water and debris recovery system for a water blasting device suitable for mounting upon the frame of a mobile vehicle for easy transport and use. The system includes a liquid reservoir connected to a high pressure fluid pump for directing ultra-high pressure water through a blast head to remove the coatings or markings from a surface. The blast head includes a shroud which surrounds the blasting area to at least partially contain the water and debris dislodged from the surface. A vacuum pump is secured to the shroud with the vacuum passing through a cyclone type separator, allowing the water and debris to settle to the bottom portion of the cyclone. The tank includes a floating floor and bladder assembly that allows the same space to be utilized for clean as well as dirty water while maintaining separation of the two. | 10-22-2015 |
20150308393 | Separator Element of a Separator Device For Separating at Least One Fluid Medium From a Fluid to be Treated and Separator Device - A separator element ( | 10-29-2015 |
20150352468 | Modular Stacked Disc Filter Apparatus - A filter assembly and cage and/or capsule apparatus including upstream and downstream and optional intermediary supports having modified features to maximize fluid flow through the filter assembly. The cage apparatus has a plurality of posts with stacked ridges that function as cap engaging teeth. A cage end cap is formed with a plurality of slots corresponding in configuration and position to the plurality of posts. The combination of slots and ridges interact to create a locking mechanism to adjustably secure the end cap to the cage and to generate the necessary compression to seal the enclosed filter discs and supports. The upstream supports are formed with channels in an outer ring and optional channels in radially extending ribs to improve fluid ingress and transfer to the filter discs. The downstream supports are formed with channels or tunnels in an inner ring to facilitate filtrate egress into a filter assembly outlet. | 12-10-2015 |
20150367258 | FILTRATION ASSEMBLY INCLUDING ABUTTING FILTRATION ELEMENTS WITH END CAPS FORMING COMMON ANNULAR GROOVE - A filter assembly ( | 12-24-2015 |
20150373932 | SYSTEM, PARTICULARLY FOR VEGETATION CULTIVATION, INCLUDING A WATER RESERVE WITH CONSTANT OVERFLOW - The invention relates to a system, particularly for vegetation cultivation, including a water reserve, a device for controlling the flow towards the exterior of the volume contained in the reserve, including a floating regulator placed in the reserve to monitor the level thereof, which floating regulator defines a chamber having at least one upper inlet orifice in fluidic communication with the reserve volume, at least one lower calibrated outlet orifice of reduced section in communication with the exterior, such that the floating regulator allows a discharge of water towards the exterior via the outlet orifice at constant flow rate as long as the water level in the reserve is above the height of the inlet orifice and interrupts the discharge of water towards the exterior via the outlet orifice when the water level is below the inlet orifice to then define a water reserve. The invention also relates to the floating regulator, the use thereof and/or of the system, and a water reserve control method. | 12-31-2015 |
20160010255 | APPARATUS AND METHODS FOR FLUID FILTRATION | 01-14-2016 |
20160010605 | Fuel filter of an internal combustion engine and filter element of a fuel filter | 01-14-2016 |
20160030895 | DEVICE FOR SEPARATION AND COLLECTION OF PLASMA - A substrate for positioning a separation membrane and a collection membrane for separating and collecting plasma is disclosed. The substrate includes an inner flexure disposed proximate to a first peripheral portion of the substrate and an outer flexure disposed surrounding at least a portion of the inner flexure. The inner flexure is formed from a plurality of first slots in the substrate and the outer flexure is formed from a plurality of second slots in the substrate. | 02-04-2016 |
20160101377 | HIGH CAPACITY FILTERING SCREEN - A filtering assembly includes a screen housing having two sidewalls and two end walls, defining a perimeter with a length and a width. The screen housing also includes a top face and a bottom face. A plurality of screen segments are positioned on the top face of the screen housing, such that the plurality of screen segments on the top face provide a screening surface area less than a total surface area of the top face, and a plurality of screen segments are positioned on the bottom face of the screen housing, such that the plurality of screen segments on the bottom face provide a screening surface area less than a total surface area of the bottom face. A total screening surface area of the filtering assembly is greater than the total surface area of the top face. | 04-14-2016 |
20160129378 | POOL FILTER WITH INTEGRATED PUMP - A pool filter with integrated pump is disclosed herein. The pool filter with integrated pump, comprising a filter housing having an inlet, an outlet, and defining one or more chambers in fluid communication with the inlet and the outlet thereby at least partially defining a fluid flow path therebetween, a filter media housed within the filter housing and positioned such that the fluid flow path progresses through the filter media, and a pump assembly (at least partially) housed within the filter housing, the pump assembly including a pump motor and an impeller in mechanical communication with the pump motor, the pump assembly positioned such that the fluid flow path progresses through the impeller. | 05-12-2016 |
20160166955 | Auto-Draining Filter Apparatus | 06-16-2016 |
20160193549 | ANTIMICROBIAL APPLICATION SYSTEM WITH RECYCLE AND CAPTURE | 07-07-2016 |
20160200590 | COMPOUND WATER FILTERING JUG | 07-14-2016 |
20190145294 | Filter for Filtering Liquids and Filter Element of such a Filter | 05-16-2019 |
210336000 | Tortuous path | 3 |
20090145835 | WATER TREATMENT CONTACT FILTER AND WATER TREATMENT APPARATUS - This invention provides a fiber filter and a sewage purifier capable of realizing effective use of the capacity of a treatment tank and being easily manufactured. A fiber filter is formed in a manner that ends of a plurality of fibrous materials made of carbon fibers bundled into a fiber bundle are connected to each other at a fixation part. The fiber filter is used as a filter of an anaerobic filter-bed tank of a sewage purifier. A part, which is not fixed at the fixation part, of the fibrous materials of the fiber filter spreads and develops in a tuft shape in sewage. Thus, the surface area of the fiber filter can be increased. Capacity necessary for treatment of the sewage W can be reduced and effectively used. The fiber filter can be easily manufactured due to its simple constitution. | 06-11-2009 |
20100288689 | MICROFLUIDIC FILTRATION UNIT, DEVICE AND METHODS THEREOF - A microfluidic filtration unit for trapping particles of a predetermined nominal size present in a fluid is provided. The unit comprises a fluid chamber connected to an inlet for introducing the fluid to be filtered and an outlet for discharging filtered fluid, a filtration barrier arranged within the fluid chamber, said filtration barrier comprising a plurality of pillars arranged substantially perpendicular to the path of fluid flow when fluid is introduced into the fluid chamber, said pillars being aligned to form at least one row extending across said path of fluid flow, wherein each of said at least one row of pillars in the filtration barrier comprises at least one fine filtration section comprising a group of pillars that are spaced apart to prevent particles to be filtered from the fluid from moving between adjacent pillars, and at least one coarse filtration section comprising a group of pillars that are spaced apart to permit the movement of particles between adjacent pillars. | 11-18-2010 |
20110017655 | In-line strainer - An in-line strainer | 01-27-2011 |
210337000 | Nested units | 14 |
20090032454 | Filtering Package for Infusion Products - Filtering package for infusion products including a thin cylindrical structure ( | 02-05-2009 |
20110062075 | Space Reducing Filter With Supplemental Fluid Processing Element - A fuel filter, such as a filter for filtering gasoline or diesel fuel to be supplied to an internal combustion engine, includes an annular main filter element through which fluid to be filtered can pass radially, and a supplemental fluid processing element disposed within the main filter element to which fluid discharged from the main filter element passes. The filter also has end caps, between which opposite ends of both the main filter element and the supplemental fluid processing element are disposed, and to which the opposite ends of both the main filter element and the supplemental fluid processing element are secured. Fluid is discharged from a central volume of the filter through one of the end caps. | 03-17-2011 |
20130092620 | FUNCTIONALIZED NONWOVEN ARTICLE - A grafted nonwoven substrate is disclosed having average fiber sizes of 0.7 to 15 microns, and a void volume of 50 to 95%, and a polymer comprising cationic aminoalkyl(meth)acryloyl monomer units grafted to the surface of the nonwoven substrate. The article may be used as a filter element to purify or separate target materials, such as oligonucleotides or monoclonal antibodies (MAb), from a fluid mixture. | 04-18-2013 |
20140061117 | WATER FILTER WITH MULTIPLE INTERNAL FILTRATION MODULES - The current application is directed to canister-type water filters that include at least two different types of filter media contained within at least two internal modules. The canister-type water filters to which the current application is directed provide the cost-effectiveness, ease of maintenance, and robustness of currently available canister-style water filters, but provide effective removal of a far broader range of contaminants than currently available canister-style water filters. | 03-06-2014 |
20140190883 | CONSTRUCTION SITE WATER FILTRATION SYSTEM - A water filtration assembly is provided including a bottom fluid container having a floor portion, an open top portion, and a sidewall. The sidewall defines an inwardly extending filter assembly support surface. At least one fluid container segment is provided for vertically stacking and engagement to the bottom container and other container segments. The fluid container segments also define an inwardly extending fluid assembly support surface. A first filter assembly for removing contaminates is disposable within the bottom fluid container, supported by the bottom container filter assembly support surface. At least one second filter assembly for removing contaminates is disposable within the container segment(s), supported on the container segment filter assembly support surface. | 07-10-2014 |
20150129482 | Conical Solid-Liquid Separator - A conical solid-liquid separator includes a separator body, a clean water collection tank and a wastewater collection tank provided at an upper surface of the separator body, a conical sieves provided at the top of the clean water collection tank, an arc cone sheathed on the top of the conical sieves and having an upper end connected an inlet pipe. With the installation of the conical sieves, wastewater flows from the inlet pipe into the arc cone and then passes through the arc cone to disperse the water flow and enters into the conical sieves for filtering. The conical solid-liquid separator and its operating process are simplified to reduce water consumption and improve the processing efficiency. In addition, the conical solid-liquid separator comes with a simple and compact structure and reduces the power consumption significantly. | 05-14-2015 |
20160067635 | ENHANCED LIQUID FILTER BAG - An enhanced liquid filter bag is disclosed. The enhancements to a liquid filter bag disclosed herein include the addition of an internal filter cartridge and the addition of a liquid impermeable liner material that directs the flow of liquid to a centrally located void in the internal filter cartridge. | 03-10-2016 |
210338000 | Concentric filter elements | 7 |
20090026125 | Filtering apparatus - The invention relates to a filtering apparatus in which improvement of maintenance of a driving system, reduction of the number of components, and ease of assembly are achieved. In the filtering apparatus, cylindrical or conical inner and outer screens are concentrically disposed such that centers of the inner and outer screens are set along a vertical direction, at least one spiral fixed wall is provided in a filtering room between the inner screen and the outer screen, the inner screen and the outer screen are rotated around the centers thereof while the spiral fixed wall is not rotated, a treated liquid is delivered from a lower end side of the filtering room, a filtrate having passed through the inner screen and the outer screen is discharged to the outside, a cake formed by the filtering is elevated along the fixed wall and discharged to an upper side of the filtering room, the inner screen and the outer screen are coupled to each other below a lower end of the fixed wall, the inner screen and the outer screen are not coupled above the coupling position so as to be opened in a ring-like shape, and the inner screen and the outer screen are integrally rotated by a common driving power source. | 01-29-2009 |
20100320138 | FUNCTIONALIZED NONWOVEN ARTICLE - A grafted nonwoven substrate is disclosed having average fiber sizes of 0.7 to 15 microns, and a void volume of 50 to 95%, and a polymer comprising anionic monomer units grafted to the surface of the nonwoven substrate. The article may be used as a filter element to purify or separate target materials, such as monoclonal antibodies (MAb), from a fluid mixture. | 12-23-2010 |
20110210059 | NON-PLEATED TUBULAR DEPTH FILTER HAVING FINE FIBER FILTRATION MEDIA - 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. | 09-01-2011 |
20130213877 | FLUID FILTER AND FILTER CARTRIDGE - A fluid filter ( | 08-22-2013 |
20130299414 | HYDRAULIC FILTER - A hydraulic filter may include a ring-shaped full-flow filter and a partial-flow filter arranged coaxially inside the full-flow filter. | 11-14-2013 |
20140008286 | REPLACEABLE FILTER ELEMENTS INCLUDING PLURAL FILTER MEDIA AND RELATED FILTRATION SYSTEMS, TECHNIQUES AND METHODS - One embodiment is a filter element including an outer filter media and an inner filter media. The outer filter media is operable to remove particulates present in a flow of fluid and/or coalesce water contained in the flow of fluid. The inner filter media is operable to remove particulates from the flow of fluid, separate water form the flow of fluid, and remove particulates from the flow of fluid. Other embodiments include unique apparatus, devices, systems, and methods relating to fuel filters and filtration. Further embodiments, forms, objects, features, advantages, aspects, and benefits of the present application shall become apparent from the detailed description and figures included herewith. | 01-09-2014 |
20140217007 | FILTERING APPARATUS WITH HOLLOW MEMBRANE MODULE FOR DRAINING OFF DEBRIS - The present invention provides a filtering apparatus with a hollow membrane module for draining off debris, comprising: an outer shell having a filtering chamber, a water outlet and a first passage; a filter unit inside the filtering chamber of the outer shell and comprising a hollow membrane module and a sleeve mounted on the hollow member module; wherein the sleeve comprises a plurality of through-holes and two end caps attached onto two lateral sides thereof respectively; and a cover on the outer shell and comprising a second passage. Therefore, when the cover is fastened onto the outer shell, the outer shell is clamped onto the two end caps on the filter unit and the perforations of the two end caps arranged corresponding to the first and second passages such that the draining off debris and dirt off the filtering apparatus via either the first or second passage thereof is achieved. | 08-07-2014 |
210339000 | Internal flange supporting filter element | 4 |
20100252495 | Filter Structure - A filter element is disclosed. The filter element includes a filter casing defining an inner radial surface, a filter body disposed within the casing, the filter body having an axial, dirty side surface and an axial, clean side surface, wherein the filter body includes fluted filter media having one or more flutes that extend from the dirty side surface to the clean side surface and a pre-filter including an axial, dirty side surface and an axial, clean side surface, the pre-filter arranged within the casing so that the dirty side surface of the pre-filter is proximate the clean side surface of the filter body, wherein the filter body and the pre-filter are fixably retained by the inner radial surface of the casing. | 10-07-2010 |
20160045845 | FILTER WITH MULTIPLE MEDIA - A filter is provided having more than one density of media, or more than one type of media. Three or four types of media may be arranged. Some or all of the media may be of different density material from each other. A spacer grid separates at least two of the media apart. One or more flanges on the spacer each respectively space apart two of the media from each other at a location. The one or more flanges provide a respective flow path through the flange. | 02-18-2016 |
20160107107 | APPARATUS, SYSTEM AND/OR METHOD FOR MODULAR FILTER SCREENS - A method and/or a system filters particles using a screen with modular segments installed into a frame. The frame has a perimeter structure and an orthogonal array of support members. The segments have a segment perimeter frame, an orthogonal array of ribs and a mesh stretched across the segment. When the mesh of the segments is damaged, the damaged segment is removed from the frame and a replacement segment is installed. | 04-21-2016 |
20160107109 | Filter Assembly - Filter assembly for a liquid medium comprising a two-piece filter housing having a first and a second housing part with a first and second end wall respectively, surrounded by a circumferential wall, said housing parts accommodating in the space defined between the end walls three layers of filter material, and with a spacer in-between having an open structure with upstanding ribs defining chambers there between and having two end planes which define abutment planes for two layers of filter material and with a passage crosswise to the plane thereof, and with between the second layer of filter material and the second end wall a third layer of filter material, in which all three layers of filter material are discrete layers, the space between the third layer of filter material and the second end wall, and the chambers in the spacer, being in connection to the filter outlet, and the space between the first layer of filter material and the first end wall being connected to the filter inlet. | 04-21-2016 |