Abstract: A Waterless Floor Drain Trap Valve is provided as a drain line backup to withstand the pressure from water/sewage reversing direction and flowing into the occupied space of the building. During usage, as a nut on the top of the Valve is tightened, the expandable outer seal forms a plurality of seal points within the inside diameter of the floor drainpipe while almost simultaneously the bottom cover travels in an upward direction further compressing the expandable outer seal and providing robust sealing to prevent backflow into the living space. The Waterless Floor Drain Trap Valve is further configured to connect remotely to various diagnostic devices, mobile platforms and applications for real-time monitoring of the valve performance.

Abstract: A drain assembly includes a drain body and an expanding assembly. The drain body includes a first flange and a second flange that each extend away from an inner surface of the drain body towards a center of the drain body. The expanding assembly is positionable within the drain body between the first flange and the second flange. The expanding assembly includes a lattice body. The lattice body can be adjusted relative to the drain body such that the expanding assembly applies an axial force to the first flange and the second flange.

Abstract: The invention relates to a high-pressure hydraulic fluid screening element (1) for inserting into a hydraulic line or into a hydraulic connection of a hydraulic device, having an annular main body (2), which is aligned with respect to its axis of rotation (9) in a longitudinal direction (5). The outside diameter of the main body (2) is greater than its axial length. The inner cross section of the main body (2) is covered over by a screening region (3), which is provided with a multiplicity of apertures (4). In this case, the main body (2) and the screening region (3) are produced integrally by the powder injection-molding process.

Abstract: A stopper cartridge for a drain system of a fluid basin, components thereof and related methods are provided. The stopper cartridge includes a stopper head and a strainer to strain fluid passing through the drain system when the stopper head is in a drain position. The stopper head and the strainer may be selectively removable from the drain system by manipulating the stopper head relative to the drain system or a component installed in the drain system.

Abstract: A drain stopper includes a cap, a seal and a strainer engaged with the cap, and a gripping element engaged with the strainer. The gripping element is resilient and has a generally tubular shape with longitudinal notches, which give it a segmented annular shape. A person grips and squeezes the gripping element to insert the stopper/strainer into a drain pipe, after which the gripping element expands and grips an inside wall of the drain pipe. The person pushes downwardly on the cap to place the stopper/strainer in a closed position and pulls up on the cap for an open position. Another drain stopper includes a cap, a seal, a push-push mechanism, a strainer engaged with the mechanism, and a flange or prongs that rest on a drain flange for holding and supporting the drain stopper.

Abstract: A drain flange cover is provided for covering and hiding a drain flange in a sink or bathtub, which includes a drain cap and which may or may not include a longitudinal shaft and/or a strainer. The longitudinal shaft can be a perforated tube that serves as a strainer. Strainers can be cylindrical, regular-funnel shaped and inverted-funnel shaped. A drain stopper includes an open-close mechanism, a strainer and a drain flange cover. A drain stopper with a push-push mechanism can rest on a cross-member in a drain pipe, allowing easy removal to clean the strainer.

Abstract: A combination strainer and drain stop assembly or tamper-resistant flow control device includes a strainer body or housing; a rotatable stopper disk; a lock; and a screw extending through central apertures in the assembly. The strainer body includes a strainer disk with a planar surface and slotted openings. The slotted strainer housing has arcuate slots and a pair of diametrically opposed apertures. The stopper/flow control disk has lugs protruding through the slots and rotate the disk between an open position and a closed position. The lock includes a rectangular lock block housing a lock pin at each end and a truncated wedge. The wedge has ramp faces and a cylindrical threaded insert. The screw raises the wedge into the block when pivoted so that the pins extend through the apertures and the device is secured within a drain.

Abstract: A wastewater drain assembly includes a selectively openable drain stopper. The wastewater drain assembly is interconnected to a fluid basin wherein a flange, which is interconnected to wastewater plumbing, is situated within the sink. The flange receives an insert that has a portion that conceals the flange.

Abstract: Various embodiments for a drain debris straining assembly are described, where the drain debris straining assembly can be positioned inside a drain to collect hair and other debris. A drain debris straining assembly in accordance with an embodiment of the present application includes a basket assembly. The basket assembly includes a basket body surrounding a hollow core and at least one opening configured to filter fluid to entrap debris. The basket assembly further includes a flexible rib configured to compress against an internal diameter of a drain flange to form a seal between the basket assembly and the drain flange. The drain debris straining assembly may also include a pop-up assembly having an interference ridge sized and positioned to contact at least one inner wall of the basket assembly to retain a vertical position of the pop-up assembly relative to the basket assembly.

Abstract: A universal non-convex press type drain, comprising: a drainpipe, having an upper stop section and a lower stop section; a pressing drain arranged inside the drainpipe and positioned by the lower stop section, the pressing drain has a stopper for stopping and draining water, the rise and fall of the stopper can be control by pressing; and a moveable strainer, the moveable strainer has a compression spring and has a pressing block below the moveable strainer; when the moveable strainer is not pressed, the compression spring makes the top edge of the moveable strainer aligned to the top edge of the drainpipe. So as to provide a non-convex press type drain which top edge is aligned to the installed surface and has the effect of preventing smell and insect.

Abstract: Sinks and drains for sinks permitting the attachment of the drain to the sink such that the drain is substantially disposed below the top surface of the sink basin, and such that there is no discernable separation between the base of the sink basin and the drain when viewed from above the sink. A method of making a sink such that there is no discernable separation between the base of the sink basin and the drain when viewed from above the sink.

Abstract: An apparatus for water birthing in which an occupant of the tub is raised. The apparatus may include a tub, a stand and a connector, the tub having a floor with an outlet therethrough and a peripheral side wall, the stand being configured to support the tub, in use, at or adjacent a terminal edge or lip of the peripheral side wall such that the floor of the tub is spaced from the ground upon which the stand rests. The connector may be fluidly connected or connectable to the outlet, removably and fluidly connected or connectable to a drainage apparatus, and accessible during use of the water birthing apparatus. Assistants of an occupant of the tub have reduced distances to bend and/or reach when assisting (e.g. lifting or otherwise moving) the occupant.

Abstract: A selectively engageable variable flow rate sink strainer which is selectively engageable by several complimentary and individually engageable components, and is especially adapted to providing strainer stopper and chemical functions to kitchen sinks and typical kitchen sink drains. Embodiments include ones which are variable between a maximum and minimum flow rate, the minimum rate being selectively adjustable to approximately zero, comprising a relatively alignable strainer and drain body and droppably removable and sealable strainer and an independently straining drain body and providing for chemical elements outside of a liquid soak volume and at the site of engagement of strainer and drain body.

Abstract: The embodiments disclosed herein provide an adjustable wash basin drain wherein a fitting angle of the contact surfaces between the wash basin and the drain can be adjusted to achieve a better seal between the wash basin and the drain. The wash basin drain may include a split-type drain flange that includes an upper connector seat, a lower connector seat, and a flange connector. The upper connector seat is configured to snap fit to an upper end of a water discharge hole of the wash basin. The lower connector seat is connected to a water discharge pipe, and may be disposed beyond a bottom end of the wash basin. The flange connector connects the upper connector seat with the lower connector seat.

Abstract: A straining device has an upper wall, a central tube and a lower wall and is positioned in a drain pipe so as to prevent hair from clogging the drain pipe while providing an aesthetically appealing appearance and allowing for easy cleaning.

Abstract: A wastewater drain assembly is provided that includes a selectively openable drain stopper. The wastewater drain assembly is interconnected to a fluid basin wherein a flange, which is interconnected to wastewater plumbing, is situated within the sink. The flange receives an insert that has a portion that conceals the flange.

Abstract: Sinks and drains for sinks permitting the attachment of the drain to the sink such that the drain is substantially disposed below the top surface of the sink basin, and such that there is no discernable separation between the base of the sink basin and the drain when viewed from above the sink. A method of making a sink such that there is no discernable separation between the base of the sink basin and the drain when viewed from above the sink.

Abstract: A hair straining device for a drain is disclosed. The device has a central element, a bottom seal element, and a pair of arms.

Abstract: A stopper assembly for a drain system of a fluid basin and related methods, systems and components. The stopper head assembly includes a stopper head having a seal to sealingly engage the drain system of the fluid basin when the stopper assembly is moved from a drain position to a plug position and a strainer to strain fluid passing through the drain system when the stopper head is in a drain position.

Abstract: A system and method are used for manipulation of a spa cover between a closed position, an open position, and a parking position, whereby the cover has a first carrier segment coupled to an actuator and a second carried segment rotatably connected to the first carrier segment. An axis of rotation of the first carrier segment is first raised from a resting position to an upper position, thereby raising the first carrier segment and creating a gap between the first carrier segment and an edge of the spa vessel. The first carrier segment is then rotated about the axis of rotation, which is situated outside of a ground plan of the spa. The second carried segment is pulled towards the first carrier segment as the first carrier segment is rotated. The first carrier segment is rotated to the open position wherein the segments are in a vertical position with their respective lower bearing surfaces facing each other.

Abstract: A drain cover assembly for a lavatory includes an adapter and a drain cover. The adapter includes a body and a first end portion extending from the body. The drain cover is removably coupled to the first end portion. The body is configured to removably couple to a cartridge actuator in a first configuration and a drain insert in a second configuration.

Abstract: A drain pipe assembly for installation of a basin includes: a drain pipe which is inserted in a drain port formed in a base of basin and has a flange of which an upper end is caught by the drain port; and a fastening member which fixes the basin against the flange, wherein the fastening member pulls the drain pipe, which is exposed below the basin, in a downward direction, to upwardly press the basin, thereby fastening the basin and the drain pipe.

Abstract: A treatment device for a drain is presented to reduce at least one of odor, insect, uric acid, and grease and oil problems. The treatment comprises a dispenser that is configured to couple a stem from a drain extending into a drain pipe. At least a portion of the dispenser is composed of the active agent and thereby dispenses the active agent. The active agent includes at least one of an insecticide, a deodorant, uric acid-consuming bacteria, and an enzyme that digests grease and oil. Thus, problems associated with drains are substantially reduced using the treatment device.

Abstract: A solid food waste material collection device is provided. The solid food waste material collection device includes a multi-port valve, an outer vessel in fluid communication with the multi-port valve and an inner vessel contained within the outer vessel and in fluid communication with the outer vessel. The inner vessel is configured to separate solid food waste materials from liquid wastes. The multi-port valve is configured to selectively direct food waste materials to the outer vessel or direct food waste materials to a drain system.

Abstract: An environmentally sound magnetic sink strainer with a magnetic post fits inside a kitchen sink drain opening flush below the surface of the bottom floor of the sink. In this sunken position, the bottom floor of the sink is horizontally flat, enabling a person to clean pots and pans positioned on the flat sink floor. The central operating magnetic post is attachable to a rubber stopper at the bottom of the sink strainer. As waste water with entrained magnetic steel wool debris passes into the strainer, the magnetic central operating post attracts and collects the debris, capturing it and preventing it's progression into the sink drain and trap. The magnetic post can be conveniently wiped by a paper towel or rag to dispose the metal steel wool debris collected as solid waste.

Abstract: A combination sink strainer and stopper for a sink having a predefined sink opening through which fluid and limited waste passes includes a strainer cup having a continuous sidewall and a bottom connected to said sidewall, a strainer cup including a plurality of openings therethrough to provide a straining of debris over a predetermined size of the openings and a cover plate pivotally connected to the strainer cup which when the strainer cup is disposed in the sink opening, the cover plate is permitted to pivot to a first closed position and close and cover the strainer cup in a manner to seal about the sink opening and a second open position wherein the strainer cup is at least partially not covered by said cover plate and permit fluid and the limited waste therethrough.

Abstract: A collection and sifting device provides a flexibly resilient truncated funnel shaped body having a top circumferential edge extending around an open top portion, and a spaced apart bottom circumferential edge extending about a diametrically smaller closed bottom portion with a sidewall extending between the top circumferential edge and the bottom circumferential edge. A plurality of spacedly arrayed through holes are defined in the bottom portion and in the sidewall proximate the bottom portion. Each spacedly arrayed through hole has a diameter smaller than a diameter of a U.S. dime. A bottom cap is releasably securable to the body to optionally obstruct the plurality of through holes.

Abstract: A drain valve device includes a drain valve housing arranged to be located within a drain opening. The housing has a wall structure surrounding an axis so as to define an internal flow passage through the housing and a strut member depending radially inwardly from the wall structure. The device has one or more valve members. A gas vent passage may be provided in the housing and a vent valve or control member may be provided to selectively prevent flow through the gas vent passage.

Abstract: A drain stopper assembly for a bathtub having a drain aperture, and a method for using the assembly. A guide rod may be slid within a guide slide, allowing a gasket to be sealed or unsealed against the drain aperture. Magnets or, alternatively, a spring-loaded mechanism, may be used to facilitate sealing/unsealing of the gasket. A filter may be mounted within the drain aperture, and be removably or permanently attached to the assembly.

Abstract: A stopper assembly for a drain system of a fluid basin is provided. The stopper head assembly includes a stopper head having a seal to sealingly engage the drain system of the fluid basin when the stopper assembly is moved from a drain position to a plug position and a strainer to strain fluid passing through the drain system when the stopper head is in a drain position. The stopper head assembly further includes a stopper body operably coupleable to a control element to move the assembly between the drain position and the plug position. The stopper body may be detachably coupled to the stopper head and/or the strainer to enable selective removal of the stopper head and the strainer from the stopper body when the stopper body is installed for use and coupled to the control element. Related methods, systems and components are also provided.

Abstract: A stabilizing collar which is adapted to fasten to a drain pipe for stabilizing a drain. The stabilizing collar in the form of a ring includes an opening between an inner surface for receipt of a pipe and defines an engagement member for securing the body to the pipe and a support receiving member adapted to receive a support member for supporting the drain on the stabilizing collar. The present invention further provides for a method of installing the stabilizing collar to stabilize a receptacle body of the drain. The receptacle body is attached to the pipe and the support members are adjusted so that they contact the receptacle body and therefore provide support to keep the receptacle body at the same slope as the floor level.

Abstract: In combination a tubular strainer having a wall defining interior and exterior surfaces, and a first flange on the upper end of the wall, a tubular insert having a cylindrical wall sized for reception by the tubular strainer, and a second flange carried by the insert wall, an elastomeric seal having a tubular body fittingly sealingly carried by the insert cylindrical wall, the seal body configured for progressive compressive radial sealing engagement with the strainer wall interior surface when endwise inserted by the insert within said tubular strainer.

Abstract: Sinks and drains for sinks permitting the attachment of the drain to the sink such that the drain is substantially disposed below the top surface of the sink basin, and such that there is no discernable separation between the base of the sink basin and the drain when viewed from above the sink. A method of making a sink such that there is no discernable separation between the base of the sink basin and the drain when viewed from above the sink.

Abstract: Various embodiments of a device for regulating a fluid flow are described that can include first and second downwardly-sloping valves that are biased in a closed position to prevent odors from escaping the device. The device can also include first and second downwardly-sloping valve seats, and configured such that an end portion of the first valve can be seated beneath the first valve seat and an end portion of the second valve can be seated beneath the second valve seat when the first and second valves are in a closed position, respectively.

Abstract: The drain strainer and filter is removably placed within a sink, tub, or other drain to prevent solid particles from passing through the drain and building up to block the drain at some inaccessible location. The device includes a perforated basket having a removable perforated lid. The basket and lid enclose a removable and disposable filter element therein. The drain strainer may have a retractable stopper extending therebelow, the stopper being actuated by a lift rod that extends through the basket, filter, and lid. The handle of the lift rod may be removed to allow the lid and the filter to be removed from the basket. Alternatively, the drain strainer does not include the stopper. The drain strainer includes a folding handle. The lid includes a recess to allow the handle to fold flush with the top of the lid to avoid interference with articles in the sink during use.

Abstract: A drain system includes a basin and a drain, where a first one of the basin and the drain comprises at least two substantially inflexible protrusions and a second one of the basin and the drain forms at least two apertures. The protrusions and apertures form male-female connections that facilitate positioning and anchoring of the drain in the basin. Further, stoppers/strainer and ball valves for limiting or ceasing water flow through a drain are disclosed. The stoppers/strainers and quarter turn valves may be switch-activated and moved into position by electricity, water pressure, air pressure and the like.

Abstract: A drain cover assembly is disclosed. The drain cover assembly includes a drain cover having a top portion and a bottom portion that has an outer threading and a plurality of openings. The drain cover assembly further includes a cylindrical or frustoconical basket having a rigid structure. The basket is configured to be completely immersed in a drainage pipe. The basket includes a top portion that is configured to be threadably coupled to the bottom portion of the drain cover. The basket further includes a bottom portion configured to allow liquid to seep through but not solid material.

Abstract: A segmented drain system comprises a drain body, operable to mate with a drain fitting installed in a bath or shower area, and a bonding flange body, adjustable relative to the drain body. An integrated bonding flange extends from the bonding flange body, the integrated bonding flange being operable to be sealably attached to a bondable waterproof membrane to provide a substantially water-tight seal between the membrane and the bonding flange body. A seal is oriented between the integrated bonding flange body and the drain body, the seal being operable to provide a slidable, substantially water-tight interface between the integrated bonding flange body and the drain body.

Abstract: A device used to conceal at least a portion of a wastewater strainer associated with a bathtub. More specifically, a plate having an opening therethrough is used to overlap a flange of the wastewater strainer wherein the opening in the plate generally coincides with an opening in the wastewater strainer so that the bathtub drain is unobstructed. The plate may include a downwardly extending lip to help facilitate orientation onto the flange of the wastewater strainer. The plate conceals the wastewater strainer, thereby facilitating reconfiguration of a bathtub as the existing wastewater strainer need not be removed and the plumbing system retested.

Abstract: A plug assembly (11) adapted to be received in an opening at a first end of a pipe (13) for preventing debris passing therein. The plug assembly (11) comprises a first portion (21) adapted to be received in the opening, and a second portion (23) to ensure the first portion (21) does not move inwardly away from the opening. The plug assembly (11) also comprises a drainage means (33) to allow fluid to pass through the plug assembly (11).

Abstract: A pop-up drain valve stopper has a lower portion that is retained in a drain pipe through which liquid passes while exiting the bowl of a sink, and an upper portion that is easily disconnected from the lower portion and withdrawn from the drain pipe so a strainer cup carried by the upper portion can be cleaned or replaced as needed. In one embodiment, the strainer cup is an integral part of the upper portion. In another embodiment, the strainer cup can be detached and cleaned or replaced when it has caught a volume of hair and foreign matter. A threaded connection or equivalent may be used to releasably couple the lower and upper portions. A twist connection or equivalent may be used to releasably couple the strainer cup to another part of the upper portion.

Abstract: A waste outlet unit cover for a waste water outlet unit for a shower tray, the cover comprising a non-screw threaded attachment arrangement by which the cover can be securely and releasably attached to the waste water outlet unit. A waste water outlet unit having such a cover is also provided.

Abstract: A stopper assembly for a drain system of a fluid basin is provided. The stopper head assembly includes a stopper head having a seal to sealingly engage the drain system of the fluid basin when the stopper assembly is moved from a drain position to a plug position and a strainer to strain fluid passing through the drain system when the stopper head is in a drain position. The stopper head assembly further includes a stopper body operably coupleable to a control element to move the assembly between the drain position and the plug position. The stopper body may be detachably coupled to the stopper head and/or the strainer to enable selective removal of the stopper head and the strainer from the stopper body when the stopper body is installed for use and coupled to the control element. Related methods, systems and components are also provided.

Abstract: A press touch pop-up stopper is used in a basin and contains a pipe set fixed in an opening of a bottom end of the basin and including a hole disposed therein and having an outlet fixed on a top end of the hole; a stopper assembly received in the pipe set and including a plug, after the plug is pressed, it bounces automatically to turn on the outlet so as to flow water, after the plug is pressed again, it closing the outlet to stop flowing the water; a vertical connecting structure defined between the pipe set and the stopper assembly so that when the stopper assembly is pulled upward, it disengages from the pipe set, and when the stopper assembly is pressed downward to be received in the pipe set, it is connected with the pipe set.

Abstract: This invention relates to a strainer assembly for use in conjunction with a drain hole in a sink. The sink comprises a downwardly extending drain sleeve formed on the sink. The drain sleeve is formed with inwardly extending flange adapted to engage the strainer assembly. The strainer assembly includes an inner strainer body having outwardly extending flange, an outer strainer body having outwardly extending flange, a first gasket positioned between the flange of the outer strainer body and the bottom of the sink, and a fastening means adapted to engage the inner strainer body and the outer strainer body such that the flange of the inner strainer body is pressed against the flange of the drain sleeve and the flange of the outer strainer body is pressed against the bottom of the sink, allowing the strainer assembly to be connected to the sink.

Abstract: The present invention relates to a drain which comprises an inlet member (1), a grating (13) or cover plate laid loosely or detachably on top of the inlet member, and an outlet member (2). To achieve a short line of contact between the surface covering's sealing layer (6) and the drain while at the same time the sealing layer is fastened by means of a clamping ring (5) or a bonding flange, thereby reducing the risk of leakage and affording the possibility of connecting an aesthetically more pleasing inlet member (1), the inlet member (1) takes the form of an elongate or trilateral plate-like element (11) disposed on top of the sealing layer or the sealing layer (6) and the clamping ring (5) and provided with a recess (12) for flow communication with the outlet member (2). The present invention relates also to an inlet member (1) for a drain as above.

Abstract: A water stopper for sink that is used in a water stopper base includes a water stopper body, a fixed rod, a plug and a pulling head. The plug is a rubber block having a through opening in the central portion thereof, and a trough is upwardly formed from the bottom surface of the plug. With the trough, the plug is able to sustain pressure from every side due to its resilient reformation. A circular protrusion is formed at an enlarged periphery of the plug, so that the lower portion of circular protrusion forms a guiding section, the rear end of which is tapered toward the trough to form a curved bottom edge.

Abstract: A water stopper structure for a washing sink contains a washing sink having a large diameter hole to receive a water seat; the water seat including a larger diameter cavity and a small diameter cavity having plural outlets and a guiding orifice, the larger diameter cavity including first outer threads to screw with a screwing ring so that the water seat is fixed in the large diameter hole, the small diameter cavity including second outer threads to screw with a tube; a filter cup having plural filtering apertures and a central aperture to fit a guide bolt such that a water stopper is fixed; a water stopper including a sealing rib and a seal section; the guide bolt including a head segment and a guiding post such that the water stopper is fixed between the head segment and the guiding post of the guide bolt and under the filter cup.

Abstract: An apparatus is disclosed for filtering and treating fluids within a drain. The apparatus includes a stopper component for controlling drain flow out of a basin and a filtering component for ensnaring foreign matter and debris. The filtering component includes a plurality of levels, each level configured to entrap foreign matter and enable fluid flow therepast. The levels include a plurality of openings and a plurality of spicule members adapted to contact an inner drain surface.

Abstract: A blocking plumbing fitting; said fitting comprising a flexible cup element adapted for insertion into a pipe element; said fitting further comprising a one way valve element depending from said flexible cup element, wherein said one way valve element permits liquid to pass through said pipe element; said one way valve element preventing passage of odors, soapsuds, vermin, noise and other undesirable elements issuing from said pipe element.