Abstract: A batch centrifuge having a filter screen that can be expeditiously removed and replaced and that is more rigid and more durable than filter screens that are typically employed in current practice. The batch centrifuge may include a centrifuge basket and a cylindrical filter screen disposed within the centrifuge basket, wherein the filter screen is formed of a plurality of curved panels that fit together at adjoining edges. In some embodiments, each of the curved panels may be small enough to fit through an opening in the top of the centrifuge basket without being bent or otherwise deformed.

Abstract: A filter device for treating fluids, in particular for filtering fluids such as fuel, oil, or water, has a housing (56) with a housing pot (58), a housing cover (60), at least one inlet (88) for the fluid to be treated, and at least one outlet (82) for the treated fluid. A connecting head (12) has at least one feed (16) for the fluid to be treated and connectable to the at least one inlet (88), and/or at least one discharge (18). The connecting head (12) and the treatment element (14) can be connected to each other by means of a releasable bayonet-type connecting device (34) through the execution of a rotational/plug-in movement about a connecting axis (20) of the treatment device (10).

Abstract: A ring filter element for a filter device may include a connecting region and an axially projecting pin. The pin may include an arm via which the pin is connected to the connecting region. The arm may include a predetermined breaking point disposed spaced apart from the connecting region.

Abstract: A filter press includes a plurality of filter plates, a hydraulic cylinder, a follower plate through which the hydraulic cylinder is configured to apply pressure to the plurality of filter plates, and a spacer rod configured to transfer force from the hydraulic cylinder to the follower plate. The spacer rod is coupled to the follower plate by a moveable support that is displaceable between a home position in which the spacer rod is aligned with the hydraulic cylinder and a disengaged position in which the spacer rod is unaligned with the hydraulic cylinder.

Abstract: Filter assemblies are described and shown. Components, features and methods of assembly and use are described. Many of the principles relate to preferred cartridge configurations for engagement with selected housings. Selected optional features described can be used to provide indication to a service provider that a proper cartridge is not positioned appropriately in the housing for use.

Abstract: A gas mixture apparatus includes a measurement control system, an activation system, a pressurized chamber with one or more gases, and a mixing chamber. A filter can be preattached to the outlet of the mixture apparatus, allowing excess gas to be discharged therethrough and then atmospheric air to be drawn into the mixture apparatus through the filter for creating a therapeutic gas mixture.

Abstract: A filter device comprises a filter housing having a filter housing cup and a filter housing cover. An insert insertable into the filter housing comprises an eccentrically arranged and axially projecting first positioning element configured to engage a positioning contour on a side of the filter housing cup. A guide ramp is provided on the filter housing cup and interacts with a guide device arranged on the insert. The guide ramp is formed of at least one ring segment and extends continuously over at most 270°, and the guide device has a second positioning element. At least one web is arranged on the insert and forms the second positioning element, and the at least one web comprises at least two webs with different axial longitudinal extents arranged one of on the lower end plate of the insert and directly on the insert.

Abstract: Example apparatus including septums and related methods are disclosed. An example apparatus includes a septum that includes a first surface and a membrane coupled to at least a portion of the first surface. In addition, the example septum includes a second surface and ribs extending between the membrane and the second surface.

Abstract: A device for filtering a plastic melt, including a housing and a filter pin which is axially and/or radially movable therein. In a working position of the filter pin, plastic melt passes from an inlet channel, through a filtering mechanism, which is detachably fastened to the filter pin, to an outlet channel. In a filter change position of the filter pin, the filtering mechanism is freely accessible for replacing the filtering mechanism, and wherein at least one drainage channel is formed in the filter pin. In a start-up position of the filter pin, one end of the at least one drainage channel is in fluid connection with the at least one inlet channel in order to receive the plastic melt that is fed through the at least one inlet channel and to output the plastic melt at another end of the at least one drainage channel.

Abstract: Disclosed is a filter system having a filter element (10), a filter housing and a sealing device (20) sealing off a housing interior space (120) from a surrounding environment (122). The sealing device (20) has a seal (24) arranged on a seal carrier (22). Also disclosed is a sealing device (20) for the installation in such a filter system (100) and an arrangement comprising a filter element (10) and a sealing device (20).

Abstract: A filter device may include a ring filter element arranged in a filter housing in an upright manner. The ring filter element may have an upper end disc, a lower end disc, a filter material arranged therebetween, and a dirt pot provided on the lower end disc. The dirt pot may have a water separator arranged therein and provided on the lower end disc, a protruding pin, and an opening on a base side of the dirt pot. The filter device may include a functional element having a channel configured to receive the protruding pin. A portion of the functional element may be configured to penetrate the opening of the dirt pot such that the ring filter element is sealed at the opening. The portion of the functional element may have at least one water discharge opening. The filter device may be operational when the pin engages into the channel.

Abstract: A filter device for a beverage and/or ice dispenser unit of a household cooling appliance includes a cartridge head which is specifically pivotable. A household cooling appliance with a filter device is also provided.

Abstract: A method and system of testing a tightness of a closed container using a two-part test. The first part of the two-part test includes connecting the closed container to a gas supply and filing the closed container with a testing gas from the gas supply. A first leak rate of the closed container is measured over a first period of time, and when the first leak rate is less than a first threshold, the controller identifies the closed container as compliant. Conversely, when the first leak rate is greater than the first threshold, the controller measures a second leak rate of the closed container over a second period of time. When the second leak rate is greater than a second threshold, the controller identifies the closed container as noncompliant, and when the second leak rate is less than the second threshold, the controller identifies the closed container as compliant.

Abstract: A filter receptacle assembly is described including a filter receptacle having a receptacle wall and a circular edge defining an opening for receiving a filter cartridge and a first interlock device coupled to the receptacle wall of the filter receptacle, wherein the first interlock device comprises a first actuator moveable between a first position and a second position and biased into the first position, wherein at least a portion of the first actuator protrudes from the receptacle wall in the first position, wherein the first interlock device is configured so that when a filter cartridge is inserted into the filter receptacle, the first actuator is moved by the filter cartridge from the first position to the second position and is held in the second position by the filter cartridge.

Abstract: A filtering device for high-viscous fluids having a two pistons being movably disposed in bores is disclosed. Each piston has at least one cavity and at least one filter element. The device also includes a displacing piston for generating fluid pressure and reversing the flow direction at the fluid during a back-flushing mode in an outlet channel or in a reservoir connected therewith.

Abstract: A liquid ejecting apparatus includes a liquid ejecting head configured to eject liquid onto a medium, a mounting portion on which a liquid collection container including an absorber that absorbs liquid is removably mounted, a liquid receiving portion configured to receive the liquid ejected by the liquid ejecting head, and a relay portion located in a region communicating with the liquid receiving portion. The relay portion is located at a position in contact with the absorber of the liquid collection container mounted in the mounting portion.

Abstract: A flow cap may include an outer ring, an inner ring, an inlet portion, and an outlet portion. The inlet portion may include first portions of the outer and inner rings, and a plurality of arms extending between the first portions of the outer and inner rings, wherein the arms at least partially define an inlet aperture configured to provide flow communication between an inlet port of a filter base and an interior portion of a filter element. The outlet portion may include second portions of the outer and inner rings, and a plate including an outlet aperture providing flow communication between an outlet port of the filter base and an exterior portion of the filter element. The outlet portion may also include a wall, wherein the plate and the wall prevent flow communication between fluid entering the inlet portion and fluid entering the outlet portion.

Abstract: A tube connector includes a flexible member that engages an inserted length of tubing. The flexible member is configured to adhere to the tubing in the presence of an applied solvent, thereby forming a hermetic seal.

Abstract: The present invention discloses a system and method for self-cleaning filters without having to open the filter housing. Wash nozzles are integrated with the filter housings such that when the filters are clogged, both back-wash and regular washing can be performed with practically no down time. Moreover, without opening the filter housing, the hazardous components of the fluid to be filtered can be contained and dealt with before they escape the filter housing, thereby significantly reduces the environmental impact and harm to the working crew.

Abstract: Disclosed herein is an optical circuit-type reformulated fuel detecting sensor device. The optical circuit-type reformulated fuel detecting sensor device includes: an optical source part generating optical signals having a single wavelength; a sensor part receiving the optical signals generated by the optical source part and outputting a reference optical signal and a sensed signal; a first photo-detector receiving the reference optical signal and outputting a reference optical output signal; a second photo-detector receiving the sensed signal and outputting a sensed optical output signal; an operation controlling part receiving the reference optical output signal and the sensed optical output signal and determining characteristics of fuel; and an output part receiving and outputting a result of the operation controlling part.

Abstract: A filter may include a filter housing having a filter housing crucible and a filter housing cover. A ring filter element may be arranged in the filter housing and have an axially projecting pin on a lower end disc. The pin may be configured to be received by a channel on the filter housing crucible side when the filter device is assembled. A tube-shaped dome may be arranged on the filter housing crucible and engage an inner chamber of the ring filter element and a guide contour may be arranged on a free end of the tube-shaped dome and interact with a guide element arranged on the ring filter element.

Abstract: A purification module is provided comprising a plurality of purification cartridges, a support for the cartridges, a manifold and a bowl. In one embodiment the support for the cartridges has two pitched partial screw threads on opposing surfaces which mate with pitched screw flights on the manifold when the partial screw threads are rotated into the screw flights. The support includes fluid passageways for directing filtered fluid from the filtration cartridges, through the support and into the manifold. In another embodiment, a purification module is provided comprising a purification cartridge, a manifold and a bowl. The purification cartridge has two pitched partial screw threads on opposing surfaces of the cartridge outlet which mate with screw flights on the manifold when the partial screw threads are rotated into the mating screw flights.

Abstract: A disk filter (21) has grooves (211) having a curved shape whose curvature gradually increases from the outer peripheral side of the filter disks (21) to the inner peripheral side thereof. The width (Wout) is greater than the width (Win). The width (Wout) is the width of an opening (211a) of each of the grooves (211), the width (Win) is the width of the opening (211a) of each of the filter disks (21). The disk filter includes, in a flow passage for liquid thereof, a stacked body composed of the filter disks (21). The pressure loss of the disk filter (21) is low and the opening ratio thereof is high. The disk filter (21) can appropriately and efficiently filtrate even a low-pressure liquid.

Abstract: A liquid filter including a filter housing, a ring filter insert and a cover. The housing bottom contains an outlet for emptying the housing when the filter insert is removed. The filter insert includes a filter material body surrounded by front panels. A blocking element for the outlet is arranged on one front panel, and positioning elements are provided on the filter insert and on the housing. The positioning elements include an inclined plane and an engaging radially protruding nose. The inclined plane is arranged on one and the nose is arranged on the other of the filter housing part and the ring filter insert. When the ring filter insert is rotated relative to the filter housing, the inclined plane and the nose are moved in relation to each other such that they slide along each other and engage the blocking element with the outlet.

Abstract: To move a filter along a manifold assembly the filter may be seated on a moveable shuttle assembly. Seating the filter on the shuttle assembly may include mating a key portion on the filter with a key portion on the shuttle assembly, each key portion corresponding to a filtration characteristic of the filter. The shuttle assembly and the seated filter may then be moved between a first position, wherein the key portions of the filter and the shuttle assembly are mated to one another and first and second fittings of the filter are spaced from first and second fittings of the manifold assembly, and a second position, wherein the key portions of the filter and the shuttle assembly are mated to one another and the first and second fittings of the filter sealingly engage the first and second fittings of the manifold assembly.

Abstract: A side access tank facility including an enclosure for containing water therein. The enclosure has an opening disposed in a side wall thereof. A cover covers the opening in a water sealing engagement with the enclosure. The side access tank facility further comprises an in-tank equipment holding structure for holding in-tank equipment at a predetermined position inside the enclosure. A moving mechanism is provided for moving the in-tank equipment holding structure between a position inside the enclosure and a position outside the enclosure.

Abstract: A filter cartridge is provided. The filter cartridge includes a first end plate connected to a first end of a filter media, a second end plate connected to a second end of the filter media and a centering device. The centering device is located towards the second end of the filter media for aligning a pin of the first end plate into a hole of a filter housing. The centering device also includes first ribs at first opposing ends of the centering device and second ribs at second opposing ends of the centering device, the first and second ribs protruding inwardly toward the center of a centering device hole. The length of the first ribs towards the center of the centering device hole and the length of the second ribs towards the center of the centering device hole are designed to align with a cross-sectional shape of the standpipe hole.

Abstract: A mechanical plate shifter system for moving filter plates in a filter press during a process of plate separation for filter cake removal comprises: a pusher to automatically engage with a single filter plate at the end of a stack or at the edge of a gap in the stack for moving the plate forward and then automatically disengaging when the plate reaches an end plate/dummy plate or another filter plate previously pushed. The filter plates are configured with handles for engaging with the pusher. The pusher is attached to a continuous drive belt and is configured with a pivoting structure including: a head with a receiving notch for a handle of a filter plate; and a counterweight for the head. The pusher and belt are configured relative to the filter plate stack to allow for filter plates to be engaged/disengaged by the receiving notch.

Abstract: A filter cartridge has a longitudinal axis and comprises a housing, a filter element, a first collar and a second collar. The housing has a generally cylindrical sidewall and defines an open first end, an axially opposite second end, and a flange projecting radially away from the axis at the first end. The filter element has a ring of filter media circumscribing the axis and extending between first and second end caps. A ledge projects radially from an inner surface of the second collar. The second collar has an annular sidewall having a shoulder projecting from an inner surface. The ledge and the shoulder radially overlap to retain the flange. The first collar may define axially-oriented grooves configured to receive corresponding radial projections of the first end cap, axially securing the filter element within the housing.

Abstract: A first engagement unit and a second engagement unit are formed to be engaged with each other at a divided portion formed in a substantially ring-shaped frame of a control valve filter. The first engagement unit includes a first inclination surface and a recessed portion. The second engagement unit includes a second inclination surface capable of coming into close contact with the first inclination surface and a projection portion engaged with the recessed portion. The recessed portion and the projection portion are engaged from the diameter direction of the frame, and the first inclination surface and the second inclination surface are in close contact with each other, whereby the first engagement unit and the second engagement unit are engaged with each there, and therefore, the recessed portion and the projection portion can be prevented from being deformed or damaged.

Abstract: A filter cartridge for operatively engaging a manifold having an ejection cam and an insertion cam. The filter cartridge includes a filter element and inlet/outlet portion in fluid communication with the filter element.

Abstract: A filtering apparatus includes a bracket, a filter, a number of pressing members, and a fastening member. An inner of the bracket defines an installing recess. The filter is made of flexible material. The filter includes a bottom plate, a number of side plates extending up from a circumference of the bottom plate, and a flange protruding out from a circumference of the side plates. The fastening member defines a receiving slot. The filter is received in the bracket, the pressing members are placed on the bottom plate, and the pressing members are pressed to latch in the installing recess of the bracket. The flange is placed on top of the bracket, the fastening member is detachably covered on the bracket. The flange is received in the receiving slot of the fastening member.

Abstract: A food container, comprising: a curved bottom; an opening in the bottom; a track connected to the bottom and adjacent the opening; a door slideable within the track, configured to encompass and occlude the opening in the bottom. When the door is opened, contents contained in the food container are pulled through the opening under the influence of gravity, and out of the food container without the need to rotate the container.

Abstract: The invention relates to a fixed bed for aerobic or anaerobic wastewater purification, comprising an upper frame having support elements fixed to opposite side rails and/or intermediate rails for attaching textile, foldable, non-degradable supports for microorganism, a lower frame having support elements for fixing the textile supports to the lower frame, and means connecting the frames at a corner region. The invention is a fixed bed where all parts of the fixed bed can be assembled to form a relatively small packaging unit that already contains the inserted textiles. Frames are provided with spacers at least in the corner regions, the height of which spacers corresponds to the material height of the folded supports between two frames and the supports are fixed by means of the supports members to the side rails and/or intermediate rails of the frames in a preassembly step before folding.

Abstract: Disclosed is an out-of-vat liquid filter for ensuring reliable connection of a water pipe connector, comprising a liquid filtration tank and the water pipe connector. The water pipe connector comprises two water pipe connecting bases, a valve driving shaft, a latch tongue, a driving device with two degrees of freedom, and a handle. The latch tongue is driven by the driving device with two degrees of freedom to rotate about an axis of a first degree of freedom, thereby sliding into or our of a latch catch. The valve driving shaft is driven by the driving device with two degrees of freedom to rotate about an axis of the second degree of freedom, thereby opening or closing the water pipe connecting base in which each valve is located.

Abstract: A system for delivering purified water is disclosed, comprising a pressure vessel with a first end and a second end, each end adapted to receive a single use water treatment cartridge, and first and second single use water treatment cartridges. The pressure vessel has a first cartridge adaptor at the first end, and a second cartridge adapter at the second end; a first quick connect coupling between the first cartridge and the first cartridge adaptor, and a second quick connect coupling between the second cartridge and the second cartridge adaptor. Methods of fabricating single use water treatment cartridges and using said cartridges to clean glass surfaces are disclosed.

Abstract: Disclosed are a hollow fiber membrane module, a filtration apparatus based on the same, and a method for manufacturing the filtration apparatus. The hollow fiber membrane module includes two headers respectively provided with a permeate collecting unit therein, wherein each of the headers has grooves on its two sides, the grooves being extended in a length direction of the hollow fiber membrane. Since one slide rod can simultaneously be inserted into grooves of two adjacent hollow fiber membrane modules, the hollow fiber membrane modules can mutually serve as guides for insertion/ejection thereof. Also, since the grooves formed on the header can serve as insertion holes into which a clamp is inserted, the clamp can be used for coupling between the hollow fiber membrane module and another element and reinforcement of the coupling.

Abstract: The present invention presents a filtration system with an integrated manifold valve. The filtration system employs only one pivotal component—the pivoting of the manifold. The manifold valve includes a dual aperture design for a two-fold alignment scheme with the ingress and egress lines of the fluid source. The invention is free of multi-component rotary valve with internal, rotatable parts, or an activation component, such as a handle, for initiating the rotary valve, allowing the user to rotate the rotational components thereof. The reduction in moveable components in this design reduces the likelihood of failure and increases the reliability of the filtration system.

Abstract: A filter system for filtering fluids has a housing, an inlet, and an outlet. A filter element is arranged inside the housing. A cover closes the housing and provides access to the filter element inside the housing. A securing device prevents the housing from being closed by the cover when the filter element is missing. The filter element has at least one filter element guide path section. The housing or the cover has a rim area with at least one rim guide path section. The filter element guide path section and the rim guide path section supplement one another to a guide path. The securing device comprises at least one securing element arranged on the cover or the housing. The securing element is guided on the guide path when a closing movement is carried out for closing the housing by the cover.

Abstract: The present invention presents a filtration system with an integrated manifold valve. The filtration system employs only one pivotal component—the pivoting of the manifold. The manifold valve includes a dual aperture design for a two-fold alignment scheme with the ingress and egress lines of the fluid source. The invention is free of multi-component rotary valve with internal, rotatable parts, or an activation component, such as a handle, for initiating the rotary valve, allowing the user to rotate the rotational components thereof. The reduction in moveable components in this design reduces the likelihood of failure and increases the reliability of the filtration system.

Abstract: Stackable screening plates (3) with radial screening apertures (10) are carried on a tubular shaft having an axial key. The plates have a choice of keyways (14, 15) allowing the plates to be stacked in alternate angular positions. Spring tongues (16) formed integrally with the plates provide uniform but adjustable mutual spacing.

Abstract: A belt filter apparatus for treating material to separate solid and liquid components comprises an endless belt structure adapted to circulate around a path incorporating guide roller structures around which the belt structure passes. The endless belt structure comprises an elongate belt portion of water permeable material, and has two opposed longitudinal edges. A zipper releasably connects the two longitudinal edges together to form a tubular structure with a flexible sidewall. The circulating path includes an assembly zone where the longitudinal edges are brought together and connected by the zipper to form the tubular structure, and a disassembly zone at which the zipper is released to separate the longitudinal edges and open the tubular structure. Means are provided for compressing a portion of the tubular structure to express liquid from the material contained in the tubular structure. The liquid discharges from the tubular structure through the water permeable belt portion.

Abstract: A manifold bracket assembly has a bracket body and multiple filter heads. The filter heads are mounted on the bracket body, and each filter head has an outer casing, a filter connector, two keyed tabs and two tab fasteners. The filter connector and the keyed tabs are securely mounted in the outer casing by the tab fasteners. The filter connector has multiple hose connectors. The keyed tabs are mounted respectively in two tab holes in the filter connector, and each keyed tab has a key block formed on the inner surface of the keyed tab. Accordingly, the filter heads can be easily and conveniently connected with each other by hoses connected to the hose connectors.

Abstract: Collected rainwater is led to a rainwater containing section by an inflow path. A water-permeable tube body extends vertically in the middle of a vertical pipe located immediately before a position at which the rainwater flows into the rainwater containing section. A bag-like filter having an open upper end and a closed lower end is contained in the tube body or covers an outer side of the tube body, and the bag-like filter captures dust in the rainwater while allowing the rainwater to pass through the bag-like filter. A mounting and dismounting means is provided to the vertical tube in order to dismount the tube body and the filter from the vertical pipe and to mount the tube body and the filter to the vertical pipe.

Abstract: The present invention presents a filtration system with an integrated manifold valve. The filtration system employs only one pivotal component—the pivoting of the manifold. The manifold valve includes a dual aperture design for a two-fold alignment scheme with the ingress and egress lines of the fluid source. The invention is free of multi-component rotary valve with internal, rotatable parts, or an activation component, such as a handle, for initiating the rotary valve, allowing the user to rotate the rotational components thereof. The reduction in moveable components in this design reduces the likelihood of failure and increases the reliability of the filtration system.

Abstract: A filter module includes a filter element with a ring of media and an end cap at one end of the ring. The end cap includes an annular body with a sealing member located around a surface of the body circumscribing a central opening, wherein the sealing member has a repeating, undulating, non-planar geometry. The axial, distal end of the annular body also has an repeating, undulating non-planar geometry, matching the geometry of the sealing member, and can have one or more tabs projecting axially outward from the distal end, positioned at a point of maximum amplitude of the distal end, and which are received in cooperating slots formed in a socket of a diaphragm, to facilitate positioning and installing the element into the module. The socket includes an outer wall having a matching non-planar geometry which receives and seals against the sealing member on the end cap.

Abstract: A continuous, self-cleaning strainer having a housing, a rotatably driven shaft mounted on the housing, a primary and a secondary drum concentrically mounted on the shaft and rotatable therewith, the drums having a number of perforations and strainer inserts mounted in each of the perforations, each drum being provided with a reduced pressure backwash assembly outside the drum and connected to a backwash outlet connected to atmospheric pressure whereby, when a strainer insert passes the reduced pressure zone, pressurized liquid inside the drum forces liquid backwardly through the insert to flush accumulated solids therefrom.

Abstract: A filter cartridge for operatively engaging a manifold having an ejection cam and an insertion cam. The filter cartridge includes a filter element and inlet/outlet portion in fluid communication with the filter element.

Abstract: A microbial detection article and methods of using the same, the article comprising: a base member comprising a self-supporting water impervious substrate with first and second generally opposed major surfaces; a filter assembly defining a filter assembly aperture therein, and having a composite filter body mounted across the filter assembly aperture; wherein the composite filter body comprises: a microporous membrane, and a water-absorbent layer in fluid communication with the microporous membrane; and a cover sheet.

Abstract: A filter for fluid has a filter housing and a filter element disposed in the filter housing. An element-associated electrical connecting element associated with an electrical/electronic functional component is provided. A housing-associated electrical connecting element is provided. When the filter element is mounted in the filter housing, the element-associated electrical element and the housing-associated electrical connecting element are connected electrically with each other and form an electrical connection. A positioning assist device assists in positioning the element-associated electrical connecting element and the housing-associated electrical connecting element relative to each other.