Abstract: A drain (1) is described for mounting in a floor (V), comprising: a collecting container (10) with a bottom (11) and standing side walls (12) which at their upper end are provided with a flange (13) directed outwards; and a covering frame (200) for covering side edges of tiles (T) of this floor. The frame is kept at the correct height by means of a temporary positioning aid (100), to be subsequently attached to said tiles (T) by means of glue or kit (210). After that, the positioning aid (100) is removed.

Abstract: In a first aspect there is disclosed a plumbing fixture (10) to be installed in a waste plumbing installation. The plumbing fixture (10) includes a fixture body (12) having (i) an inlet conduit (14) defining an inlet opening (24), and (ii) an outlet conduit (16) defining an outlet opening (26). The inlet and outlet conduits (14, 16) define a flow passage (18) to provide fluid communication between the inlet opening (24) and the outlet opening (26). The outlet conduit (14) is operatively placed in fluid communication with the waste plumbing installation. The plumbing fixture (10) further includes a peripheral flange (20) which (a) extends outwardly from an outer surface of the fixture body (12), and (b) is located at a position between the inlet opening (24) and the outlet opening (26) of the fixture body (12). The peripheral flange (20) is operatively adapted to span an opening formed between the plumbing installation and a surface surrounding the plumbing installation.

Abstract: An adjustable drain assembly for adjusting the level and pitch of the frame so that, after installation, the frame can be adjust so that the strainer is level or flush with the finished floor surface. A retrofit kit for combining with a preexisting head already installed in a floor to provide an adjustable drain assembly is also disclosed.

Abstract: A trench drain includes a trench, a grating seat and a grating hingedly connected to the trench. The trench has a base wall with peripheral side walls extending upwardly therefrom and an outwardly-extending peripheral flange. The grating seat is configured to receive the grating. The peripheral side walls of the trench have a pair of opposing elongated slots formed therein and the grating has a pair of posts on opposing ends thereof. Each of the pair of posts on the grating are received in a respective one of the pair of opposing elongated slots of the trench to establish an axis of rotation.

Abstract: A drain system includes a support frame configured to support and position a drain cover over a drain opening in a tile floor. The support frame has a base portion and a wall portion projecting upwardly from the base portion to define a seat for the drain cover within the support frame. A release surface on the wall portion tapers and slopes inwardly from a top of the wall portion. The release surface is arranged to interface with the drain cover and reduce frictional and shear forces between the drain cover and the support frame during removal of the drain cover from the support frame.

Abstract: A tile drain and method of installing a tile drain is provided. The tile drain includes a drain body and a drain cover. The drain body defines a top opening, top weep apertures, and bottom weep apertures. The top opening receives the drain cover and serves as the primary drain for the tile drain. The top weep apertures are positioned below a top layer, such as a tile layer, of the base so as to receive fluid positioned between the top layer and a top waterproofing layer of the base. The sub weep apertures are positioned below the top waterproofing layer of the base so as to receive fluid positioned between the top waterproofing layer and a bottom waterproofing layer of the base. The drain body is encapsulated within the base, but the drain cover is adjustable relative to, and removable from, the drain body.

Abstract: A shower drain connector is provided having a vertical guide terminating at an upper end by a radial installation flange. The vertical guide forms a collar sleeve adapted to receive a drainage pipe in a contained manner. The collar sleeve has an inner diameter that larger than the outer diameter of a drain pipe being contained. The radial installation flange is less than or equal to 16 inches in diameter. A plurality attachment orifices adapted form connectors for receiving standard screw connectors positioned evenly radially about a periphery of the upper flange to allow for attachment of the flange to a subfloor such as to maintain a perfectly centered support for the drainpipe in spite of any on-site conditions.

Abstract: An adjustable floor drain apparatus includes a housing configured for positioning adjacent a drain pipe, manhole riser, or other feature, a leveling frame configured to be positioned at least partially above the housing, a grate configured to be positioned at least partially above the leveling frame and secured to the leveling frame, and a leveling member. The leveling member can be configured such that actuating the leveling member adjusts the position of the grate relative to the housing while the leveling member remains fixed relative to the housing. The leveling member can be configured such that actuating the leveling member moves the leveling member relative to the grate and adjusts the position of the grate relative to the housing.

Abstract: An adjustable floor drain apparatus includes a housing configured for positioning adjacent a drain pipe, manhole riser, or other feature, a leveling frame configured to be positioned at least partially above the housing, a grate configured to be positioned at least partially above the leveling frame and secured to the leveling frame, and a leveling member. The leveling member can be configured such that actuating the leveling member adjusts the position of the grate relative to the housing while the leveling member remains fixed relative to the housing. The leveling member can be configured such that actuating the leveling member moves the leveling member relative to the grate and adjusts the position of the grate relative to the housing.

Abstract: An adjustable floor drain apparatus includes a housing configured for positioning adjacent a drain pipe, a leveling frame configured to be positioned at least partially above the housing, a grate configured to be positioned at least partially above the leveling frame and secured to the leveling frame, and a leveling member. The leveling member can be configured such that actuating the leveling member adjusts the position of the grate relative to the housing while the leveling member remains fixed relative to the housing. The leveling member can be configured such that actuating the leveling member moves the leveling member relative to the grate and adjusts the position of the grate relative to the housing.

Abstract: A floor drain for same floor drainage of a building consists of a floor drain body and a floor drain cover The floor drain body consists of a lower accumulated water collection tank, a lateral accumulated water collection tank and an accumulated water discharge port. A bottom of the lower accumulated water collection tank is sealed, and has an angle of 70° to 120° with the lateral accumulated water collection tank. The floor drain cover is a plate with holes, and is divided into a lower upstream face and a lateral upstream face. The lower upstream face of the floor drain cover is located above the lower accumulated water collection tank, and the lateral upstream face of the floor drain cover is located outside the lateral accumulated water collection tank.

Abstract: The invention relates to a drain device (5) for discharging waste water, having an upper edge surface (65) forming an outer perimeter of the drain device (5), a support surface (40) for supporting a cover member such that essentially, the walkable surface thereof extends flush with the upper edge surface (65), and having a bottom (10) for catching, and for conveying waste water to an opening (82) of an outflow connecting pipe (80). The upper edge surface (65), the support surface (40), and the bottom (10) are connected to one another by way of connection walls (25, 50) extending essentially vertically when in use. At least one part of the support surface (40) is formed in a sloping manner in the direction of the bottom (10) such that during use, waste water, which reaches the support surface (40), flows in the direction of the bottom (10).

Abstract: A transitional mounting adaptor to connect a pool main drain to a pool main drain cover with or without water in the pool. The adaptor consists of a trim ring with four cardinal point screw slots (NSEW) molded to a perpendicular mounting ring with three equally spaced, threaded pointed thumb screws, passing perpendicularly thru the mounting ring, via a series of threaded mounting holes, creating three pressure points which secures the adaptor to the main drain pot. The cardinal point screw slots in any position will receive coarse thread main drain screws used for mounting a main drain cover onto the trim ring. Further, the edge of the trim ring is bull-nosed. The cardinal point screw slots of the trim ring can also be used to mechanically fasten the adaptor to a main drain pot. The adaptor allows water to pass thru the trim ring, thru the mounting ring, and continue thru the main drain, as with the normal functioning of pool water flow.

Abstract: An adapter provides leveling and elevation adjustment between the grate and strainer head of a floor drain. The strainer head is cemented in hardened concrete and has an upper seat for removably accepting the grate. The strainer head also has a tubular body defining the tubular lumen that is the drain hole. The adapter for the grate has a base ring, a set ring and a plurality of jack screws. The base ring gets seated in the strainer head's seat. The set ring forms a replacement seat for the grate to seat. Jack screws threaded into inboard tabs of the base ring provide elevation adjustment to the overlying set ring. The jack screws are disposed relative the strainer head such that the tip end and lower exposed thread portions thereof occupy and travel in the tubular lumen of the strainer head.

Abstract: A drain assembly for providing a drain in a floor. The drain assembly includes a drain conduit, a strainer and an adaptor. The drain conduit has an inner surface that defines a fluid flow path and an outer surface. The strainer is disposed above the drain conduit and has openings in fluid communication with the fluid flow path of the drain conduit. The adaptor may be securable in the drain conduit and may be connected to the strainer. Prior to securing the adaptor in the drain conduit, a position of the adaptor in the drain conduit may be moveable to allow a top surface of the strainer to be substantially aligned with the floor. A method of assembly is also disclosed.

Abstract: A system for containing and managing fluids produced at a work site, such as an oil or gas drilling site, includes one or more fluid containments formed as a basin for collecting and retaining fluids, a berm forming a perimeter of the containments, a layer of sand placed over each basin, a fluid-impermeable membrane placed over the layer of sand, and drainage stone placed over the membrane, filling the basin. A geotextile fabric can be placed over the membrane to help protect the membrane from adverse affects of the drainage stone. A leak detection system can be coupled with the membrane to identify potential leaks in a containment system. One or more catch basins can extend through the basin and the drainage stone filling the basin, to receive fluids. A drainage system is placed in fluid communication with the catch basins to drain fluids from a containment.

Abstract: A ring-shaped biodegradable shower drain weep holes gasket is disclosed that slips over the top of the shower drain. The gasket fits tightly over the top of the drain to solve the problem of material clogging the shower drain weep holes and additionally preventing any deck mud or debris from entering and clogging the weep holes during installation. Approximately ?ths inch high by 5/2ths inch wide at an inner diameter of 31/5ths inch, the biodegradable shower gasket then surrounds the shower drain's top flange and weep holes. Over a short period of time, the moisture in the cement along with any moisture that seeps through the tile or grout will dissolve the biodegradable gasket creating a permanent opening for water to drain out through the weep holes.

Abstract: An airlift circulation micro-algae photoautotrophic-heterotrophic coupling photobioreactor for wastewater treatment carbon emission mitigation includes feeding pipe, micro-algae heterotrophic zone, gas-liquid separation chamber, micro-algae phototrophic zone, bottom backflow zone, discharge pipe, and the liquid drained zone.

Abstract: The bioretention box includes a vault, a lid and a removable grate positioned within the lid, the combination of the vault, lid and grate being positionable with a dugout subgrade region and capable of supporting vehicular traffic within a parking area. Within the bioretention box is a treatment region to remove contaminants from storm water ingress. The treated water moves through openings in the bottom of the vault or through pipes to outside the vault, to a storm drain. The bioretention box includes overflow pipes which accommodate heavy storm water flows.

Abstract: The bioretention box includes a vault, a lid and a removable grate positioned within the lid, the combination of the vault, lid and grate being positionable with a dugout subgrade region and capable of supporting vehicular traffic within a parking area. Within the bioretention box is a treatment region to remove contaminants from storm water ingress. The treated water moves through openings in the bottom of the vault or through pipes to outside the vault, to a storm drain. The bioretention box includes overflow pipes which accommodate heavy storm water flows.

Abstract: An apparatus for removing debris from water passing through a storm drain comprises a frame adapted to be positioned underneath a storm grate for receiving the water, the frame having a bottom side and major and minor sidewalls, the major sidewalls having openings therein for allowing water to pass; and a filter removably insertable along at least a portion of the major sidewalls for filtering debris from the water.

Abstract: This invention designed a Permeable Capsule to make the traditional pavements such as asphalt, concrete, stone pavers to become permeable to stormwater. Permeable Capsule reduces water pollution and replenishes groundwater in paved areas. Permeable Capsule allows traditional asphalt, concrete, as well as block-pavers (existing or new) surfaces to become permeable.

Abstract: A filter assembly includes a filtering screen having a top surface and a bottom surface. A skeletal structure is attached to the filtering screen and has a top surface and a bottom surface. The bottom surface of the filtering screen contacts the top surface of the skeletal structure. The skeletal structure forms a plurality of downward extending channels.

Abstract: The invention relates to an integrated belowground vault with filter catch basin, that allows the runoff water to enter into a belowground two-part vault passing through a commercially available replaceable filter before being transferred out to the sewer, Rood control system or out through a French drain consisting of a cavity below the device that is filled with drain gravel. A layer of filter cloth can optionally be placed over the drain gravel. This device will be manufactured in variety of sizes and shapes and made from several different materials. The device has the unique ability of being capable of filtering low flow water runoff while allowing high volume to pass through with the added benefit of not retaining water that can become a mosquito breeding ground.

Abstract: Cleaning operations involving steam and flushing with water produce runoff that flows into drains installed in factory floors. Allowing bulky materials to flow into and plugging factory drains creates floor flooding conditions, production line shutdown and loss of time and money. These conditions can occur when strainer baskets are removed from drains. A drain facilitated with a drain closer prevents flow of bulky materials into drains and subsequent plugging. The drain closer is activated with a modified strainer basket such that removal of the basket closes the drain preventing inflow of bulky materials.

Abstract: A drain inlet is disclosed for draining of liquid from an area in which it has collected. The inlet includes a body having a chamber therein for receiving the liquid from the area and an opening at the bottom of the body for draining the liquid from the chamber. The body is formed by a plurality of side walls each of which has a lateral cross section which is greater than the next adjacent lower side wall which permits a substantial reduction in the height of the body. The bottom of the side walls is connected to the top of the next lower side wall by a laterally extending wall which has a plurality of elongated slotted openings so that the fluid to be drained flows upwardly through these openings, into the chamber and out of the chamber through the opening at the bottom of the body to drain the area.

Abstract: A surface water runoff filtration device comprises an intake which is adapted to receive storm water and other surface water runoff. The surface water runoff flows from the surface through the intake to a point below the filter media, and then up toward the surface through the filter media. This device may be used in both catch basin storm drains and inline drains.

Abstract: A floor or ground surface waste assembly for receiving floor or appliance generated waste including a waste body (1) defining a waste collecting receptacle (2).

Abstract: A filter assembly (20) for a drainage basin (22) is disclosed. The filter assembly includes a filter (28), a liquid director (32) adapted to guide liquid into the filter. The filter assembly also includes an attachment assembly (30) fastened to the filter. The attachment assembly adapted to selectively attach the filter to the drainage basin.

Abstract: A coupling system that can be placed into the existing drain and over the existing drain pipe to effect a repair without removal of an existing tub, shower or similar receptacle. The drain coupling system is self-sealing and can be locked into place from above. After ensuring that the proper seal is obtained between the invention and the drain pipe, the body of the invention is pushed downward until the upper collar lip engages the floor surrounding the drain opening. The system is then secured in position from above by the plurality of hex head set screws provided. The hex head set screws extend downward from the upper most surface of the invention. The coupling system is supplied with locking tabs. When the present invention is in the proper position within the drain opening, the rotation of the screws forces the wings of the locking tabs to rotate in a lateral fashion. The rotation of the locking tab continues until the wings contact the walls of the drain opening.

Abstract: A device in draining gutters comprises a gutter member (11) adapted to be imbedded in a hole in a floor in relation to the surrounding floor, connectable to a conduit (6) for draining water, said member being adapted to receive water, and an arrangement for sealing the floor covering (8) in relation to the gutter member, for preventing water from finding its way between the latters. This sealing arrangement has means (23, 24, 25) aranged to seal against the floor covering (8) by bearing on the latter from above around an upper water receiving opening (32) of the gutter member.

Abstract: A cover for a sewage shaft comprising a shaft lid (1) including apertures (2) for the passage of sewage, a filtering element (3) spanning the region of the apertures (2) being arranged at the lower side of this lid, wherein the filtering element (3) projects into the apertures (2) and, at its upper side, ends substantially flush with the upper side of the shaft lid (1).

Abstract: A storm drain filter is sized to cover the opening of a storm drain. It includes a top debris tray removably positioned within a bottom media tray. Each tray includes a peripheral trough surrounding a central overflow opening. The top tray is shorter in height than the bottom tray, so that a filter media receiving chamber is defined between the top tray and the bottom tray. Filter media is positioned in the filter media receiving chamber. A handle is attached across the central overflow opening of the top tray. In a first embodiment, the bottom surfaces of the top and bottom trays are perforated. In a second embodiment, the inner walls of the top and bottom trays are perforated. In either embodiment, water flowing into the filter is distributed around the top trough, passed through the perforated surface of the top tray, the filter media, the perforated surface of the bottom tray, and into the storm drain. Hydrocarbons and other contaminants are filtered by the filter media.

Abstract: The containment system provides a simple but automatic closure device that requires minimum and low cost maintenance. Storm water can pass through the drains and does not require manual pumping like the prior art systems. Small mounts of contaminants will be absorbed as the water passes through the drain ensuring the storm water leaving the containment area is free of contaminants. Hydrophobic swellable polymer particles are located in the drain to seal the drain in the event that organic liquids such as oil, gasoline, etc. flow into the drain.

Abstract: Perlite particles, after being expanded and treated with a silicone have the ability to selectively absorb hydrocarbons while rejecting water on or in which the hydrocarbons may be present. A carefully designed cartridge having an apertured top and an apertured bottom permits runoff water to percolate through a body of particulate perlite so that the desired separation can be accomplished. The cartridge in which the perlite is contained is easily removed from a catch basin when the perlite has become spent. The cartridge may then be opened and the spent perlite removed, after which the cartridge may be refilled with fresh perlite and replaced in the catch basin.

Abstract: A funnel structure for filtering and discharging storm sewage into an aquifer from a bottom of a manhole. The funnel is adapted to receive unitized filters. These filters can be selected from known materials to most effectively remove known types of contaminants from the storm sewage. The structure is designed to be employed both as a new installation, say within a park or a residential subdivision, to reduce leads on the storm sewage system and as an adaptation to existing manholes within a storm sewage collection system, thus augmenting the capacity of that system.

Abstract: The floor drain comprises a drainage bowl (2) or outlet gutter with an upward facing inlet opening (4) and an outlet (5), comprises slots (9) or passageways having each a substantially vertical portion with a constant cross-section, and having each its entrance on a level with the inlet opening (4) and extends somewhat downwards and is adapted to be running to capacity by drainage of water from a floor.

Abstract: A fitting assembly for use in swimming pools, spas, and the like with vinyl liners, comprises a fitting member which is mounted in an opening in the wall of the pool, either flush with the pool wall or with a flange extending over the interior of the pool wall near the opening. The fitting member has a recess in it about its periphery. The vinyl liner then is placed over the fitting member; and a clamp member, which has a predetermined thickness not greater than the depth of the recess, is secured in the recess of the fitting member over the vinyl liner to clamp the vinyl liner between the clamp and the recess of the fitting member. This provides a flush mount or nearly flush mount of the fitting member with the vinyl liner of the pool.

Abstract: This new containment system consisting of multiple drains in a common manifold, provides a simple but automatic closure device that requires minimum and low cost maintenance. Storm water can pass through the drains and does not require manual pumping like the present systems. Small amounts of contaminants will be absorbed as the water passes through the drain ensuring the storm water leaving the containment area is free of contaminants. The system is custom designed for each installation and each potential contaminant, making it very adaptable.

Abstract: A floor drain and method for its installation, such floor drain incorporating: (1) a flange clamp ring with multiple weep holes, drain tubes with siphonage drain lines, and a tongued and grooved boss, and; (2) a permeable port protector, installed over the floor drain housing and the flange clamp ring, which prevents mortar and debris from entering and clogging drainage holes while allowing water to drain.

Abstract: A waste water fitting support assembly for merging seepage water with waste water which has passed through a waste water fitting, when mounted in a support member of the assembly, is disclosed. The assembly includes the support which has a body with a through bore and a flange around the entry end of the bore and a fall and cap member having a tubular body with a flange at one end of the body. The support passes through the fall and cap member and the flange of the support rests with the flange of the fall and cap member. The support bore has an entry portion of large diameter for providing a seepage water receiving zone and an exit portion of lesser diameter and an intermediate transition portion where there is a bore size reducing shoulder with associated abutment means for axially limiting the entry of a waste water fitting into the bore and where there is means for axially sliding frictional engagement by a waste water fitting to centrally position the waste water fitting in the body bore.

Abstract: A flammable fluid-carrying tube coupling assembly for use in a gas turbine engine includes a pair of fitting members each having an inner hub portion and an outer flange portion, a seal and drain arrangement defined within an annular interface region between the fitting members, and an arrangement for releasably clamping the fitting members to one another. The inner hub portions are attachable to ends of fluid-carrying hollow tubes and disposed relative to one another so as to define a flow passage for fluid communication between the hollow tubes. The outer flange portions are attached to and extend radially outwardly from the inner hub portions and are disposed relative to one another so as to define the annular interface region between the fitting members which provides a path of potential fluid leakage from the flow passage to the exterior of the fitting members.

Abstract: A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least three therein supporting rib elements on the top surface of the base cover and extending from the periphery of the base cover to the raised wall section.

Abstract: A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least three therein supporting rib elements on the top surface of the base cover and extending from the periphery of the base cover to the raised wall section.

Abstract: A composite drywell, a drywell system and method employing the composite drywell, which composite drywell comprises a cylindrical drywell having a removable top and bottom section, the drywell composed of a plurality of separate, edge-interlocked, arcuate sections which together form the cylindrical wall of the drywell, each arcuate section having a one side edge with a opening extending substantially the length of the side edge and the other side edge having a beaded side edge extending substantially the length of the arcuate section, the beaded edge of the arcuate section adapted to fit in an interlocking, receiving relationship into the other side edge opening of the adjacent arcuate section so as to have all arcuate sections interlocked to form a cylindrical drywell wall.

Abstract: A sealing system is provided for a prefabricated pit for servicing an aircraft that is formed with an open bottom and an inner cylindrical wall for surrounding a riser pipe therewithin. An annular rubber boot having annular inner and outer marginal edges is located at the bottom of the pit. The inner peripheral margin of the boot is secured to the riser pipe by a conventional metal band clamp to establish a liquid tight seal therewith, and the outer peripheral margin of the boot is compressed radially outwardly against the cylindrical wall surface by means of an outer clamp.

Abstract: A sanitary device for a sewerage channel with an openable grating includes a bottom plate and four side walls which together define a space therebetween for accommodating several filtering plates for filtering dirt or the like contained in the rain water which drains into the sewerage channel through the sanitary device. EAch of the four side walls has several apertures for passage of rain water to the sewerage channel. A first disinfecting container containing volatile disinfectant, such as mothballs, for cleaning the air inside the sewerage channel is attached to the side walls of the sanitary device. A hollow cylindrical tank is provided on an upper side of the bottom plate and extends upwards for receiving a second disinfecting container containing liquid disinfectant.

Abstract: An improved drywell system and method of controlling the flow and distribution of surface water employing a drywell, the drywell including a cylindrical drywell adapted to be positioned beneath the ground, which drywell has at least one large diameter port in the cylindrical wall of the drywell to receive or discharge surface and a plurality of smaller diameter distribution ports, generally uniformly distributed about the cylindrical wall surface of the drywell and a removable bottom cover and a removable top cover, the small diameter distribution ports having a conical shape to receive tapered plugs, the plugs adapted to be easily removed or installed prior to use by selection of the plug so that the direction and distribution of the flow of surface water beneath the surface may be controlled.

Abstract: An improved roof drain cover useful in minimizing the changes of comparatively large amounts of water backing up around the drain can be constructed so as to include primary and secondary rims serving as weirs located on a flange which extends around a centrally positioned grate. The primary rim is formed at the periphery of the flange and integrally therewith, while the secondary rim is formed adjacent the junction of the flange and grate and forms a channel with the grate. Notches are provided in these rims so as to permit water flow through them. The dimensioned rims are so that, as such inorganic particles accumulate against them, lighter organic material such as leaves will be carried by draining water over the rims and up against the grate.

Abstract: This invention relates to a floor drain and methods for its installation, more specifically to a floor or shower drain having two sets of weep holes and to a method for its installation.Conventional drains generally in use today have only one set of weep holes to drain water which may seep down to a water impervious pan. As a result, if the shower stall is installed improperly, water may seep out and cause extensive water damage.The invention relates to a shower drain installation which will be effective in preventing water damage even if the subfloor is not ideally suited for promoting drainage in a shower.