Abstract: The invention is directed towards methods, compositions, and apparatus for increasing the strength of paper made out of a furnish having a large proportion of OCC. The method involves the following steps: 1) Providing a paper furnish having a large amount of OCC in it, 2) adding strength promoter to the furnish prior to adding a strength agent to the furnish, 3) adding a strength agent to the furnish, and 4) making a paper product from the furnish. This method allows cheap OCC material to be used in a papermaking process without the quality problems that the anionic trash in OCC typically causes. Thus paper products having low costs and high quality can be produced.

Abstract: A multi-layer through air dried tissue including a first exterior layer comprised substantially of hardwood fibers, an interior layer comprised substantially of softwood fibers, and a second exterior layer comprised substantially of hardwood fibers. The interior layer includes a first wet end additive comprising an ionic surfactant and a second wet end additive comprising a non-ionic surfactant.

Abstract: An asphalt receiving hopper for an asphalt paving machine includes a left sidewall, a right sidewall, a front wall and a pair of baffle panels. The left baffle panel is resiliently attached to the left sidewall and adapted to extend into the asphalt receiving hopper, and the right baffle panel is resiliently attached to the right sidewall and adapted to extend into the asphalt receiving hopper.

Abstract: A rotary mixer has a mixing chamber with a rotor to reclaim the work surface. The rotary mixer has a supply container located on the frame adjacent to the front end thereof. The supply container contains an additive for mixing with the reclaimed work surface. A transport assembly connects the supply container to a distribution assembly. The distribution assembly is located in front of the mixing chamber and receives the additive from the transport assembly and deposits the additive on the work surface.

Abstract: A tool for concrete construction has a base provided with downwardly open channel for receiving an expansion joint with movement of tool effecting straightening of expansion joint. Generally upwardly directed flanges are structured to be cooperating with a straight edge for facilitating straight movement of tool during straightening of expansion joint. The tool may also be employed to establish control joints. Related methods are provided.

Abstract: The present invention provides a surface grinding device of a pavement surface in which driving energy is small, the device can be used for long periods of time, and it is possible to smoothly grind a surface of the pavement surface without damaging the pavement surface. A grinding body (6) of a surface grinding device (1) of a pavement surface is composed of a rotation shaft (13) and several blades (14). Each of the blades (14) includes a substantially rectangular plate (15) having a predetermined thickness, and arc grinding pieces (16) provided on edges of both short sides of the plate (15). A shaft hole (18) is formed in a center of the plate (15), and the rotation shaft (13) is inserted into the shaft hole (18).

Abstract: A waste disposal apparatus having a handle, an elongated shaft, a base, and a disposable cartridge. The handle includes a cutout for manual gripping and a ring for attachment to a belt loop or other support. The cartridge provides a first side with a nub thereon and a second side with a plurality of tines disposed thereon and extending therefrom. The base provides a plate having a well with an open end and interior volume in which the nub of the cartridge engages therewith for removable securement. In operation, the user can place a bag over the base and push the nub into the open end of the well of the base for attachment thereto and impale animal waste using the tines. The user can then fold the bag over the cartridge and detach the bag from the plate enclosing the cartridge therein for disposal.

Abstract: A foldable collecting utensil is provided, which comprises two interconnected sub-compartments which are closable enclose collected material. The utensil is collapsible to a flat storing state and may be transferred into an operable enclosing state by pulling lateral tabs Tour pairs of intersecting folding lines define the allowable folding operations for changing the state of the utensil.

Abstract: This patent pertains to secondary containment systems. One implementation includes a support assembly that includes an elongate post member and a stabilization plate. In one instance, a stabilization plate is mounted on the elongate post member to reduce movement of the elongate post member when the stabilization plate is embedded in the ground. Another implementation includes a panel splice assembly including reinforcing members that secure overlapping, corrugated panels.

Abstract: The invention relates to a concept for controlled containment of oil and condensate and possibly other types of liquids and chemicals in constructions as a possible failure of the conventional prior art barriers used in offshore petroleum exploration and production activities, intended for use at several water depths. The concept comprises a support structure (10) and a deck structure (14) positioned on top of the support structure (10), from where drilling may be performed, and where possible spillage of hydrocarbons from the drilling or production activities, in case of failure of the conventional barriers, will be contained and directed in a controlled manner to collecting storage tanks (46) integrated in the support structure (10).

Abstract: A universal connecting element which is capable of connecting sheet pile wall components, such as sheet piles, beam piles and other sheet pile connectors, that have various types of interlocks such as Larssen locks, cold formed hooks and knob and claw locks. The connecting element includes a reverse “S” shaped profile to which has been added either a neck and head strip, for connection with a claw strip, or a claw strip, for connection with a head strip, or both.

Abstract: The present invention includes an interlock having an elongate male plug and an elongate female socket. The socket has an open rectangular cross-section with a receiving cavity designed to receive and ensleeve the plug, which also has a rectangular cross-section. The socket includes a back wall, top wall, bottom wall, and a discontinuous front wall creating an upper and lower flange with an opening existing between the free ends of the flanges. The bottom, top, and back walls are planar in shape providing three planes on which the socket can mate to a planar portion of a structure, such as a sheet pile. The plug includes a flange-contacting surface with a pile receipt disposed inwardly from the flange-contacting surface. The inwardly set pile receipt allows an end of a plate to be secured to the plug within the outer perimeter of the plug resulting in an obstruction free flange-contacting surface.

Abstract: A self-aligning and torque transmitting coupler assembly includes an outer coupler coupled to a first shaft of and an inner coupler coupled to a second shaft. The outer coupler comprises an inner surface having primary and secondary alignment and torque transmitting features, and the inner coupler comprises an outer surface having primary and secondary alignment features. The primary and secondary alignment features are configured to interlock and facilitate alignment of the first and second shafts along a common axis in an exemplary application of a foundation support system.

Abstract: A combination excavating bucket adapted for connection to a power driven excavating vehicle, comprising: a) bucket comprising a transverse smooth cutting bar along its front bottom edge, b) a retractable tooth bar pivotally mounted to inner opposed lateral sides of the excavating bucket, wherein the tooth bar comprises a plurality of teeth extending outwardly from the tooth bar, and a pivot means for alternately moving the tooth bar between i) a fully-extended position, wherein the tooth bar fits over the smooth cutting bar thereby permitting the bucket to function as a tooth-edged bucket; and ii) a fully-retracted position, wherein the tooth bar is retracted away from the smooth cutting bar and the smooth cutting bar is exposed thereby permitting the bucket to function as a smooth-edged bucket, wherein the pivot means comprises first and second pivot arms pivotally mounted to the bucket.

Abstract: A method and apparatus for selectively removing fine sediments from a water body bottom using a dredging head with one or more intake openings situated to accelerate flows through the interior of the head and across the water body bottom causing fine particles to become suspended in a slurry outflowing from the head for disposal, while coarser, heavier, bottom gravels remain in place. The stream cleaner dredging head includes a main body having at least one intake, at least one plate attachment feature, a discharge point, and an at least partly open bottom; a flow-adjusting plate that is adjustably connected to the at least one plate attachment feature and configured to adjust a fluid flow through the main body from the at least one intake, and a hose attachment connected to the discharge point of the main body.

Abstract: A loader toolbar that can be attached to loaders, skid steer or tractor front end loaders that are compliant with the standard industry interface. The loader toolbar is designed to be a platform from which an array of agriculture and construction tools can easily and quickly be attached. The tools are pinned to the tool bar and can be installed or removed in minutes. The tool bar is designed to take advantage of the mechanical leverage of a fulcrum or pivot point for those tools such a tree extractor when prying or pulling tree by its roots. The loaded toolbar does not rely entirely on the hydraulics of the skid steer. The non-reliance on hydraulics, combined with the inherent maneuverability of a skid steer, allows operator to position tools to accomplish task safely and efficiently.

Abstract: An underwater trenching apparatus comprising a soil cutting arrangement having a forwardly disposed cutting portion and a rearwardly disposed non-cutting portion, a soil removal device configured to remove soil from a location forward of the soil cutting arrangement and barrier device located and configured substantially to prevent passage of soil to the non-cutting portion of the soil cutting arrangement. The soil cutting arrangement is typically a rockwheel or chain cutter. The soil removal device is typically a dredge pump or eductor.

Abstract: A support rail for a swing gear assembly having a thrust rail coupled to a swing gear includes a substantially horizontal first surface configured to be coupled to the swing gear such that the first surface engages a substantially horizontal top face of the swing gear, and a substantially vertical second surface intersecting the substantially horizontal first surface such that the second surface is substantially perpendicular to the first surface. The second surface is configured to engage a substantially vertical face of the thrust rail when the first surface is coupled to the swing gear. The first surface and the second surface are configured to inhibit a rotation of the thrust rail relative to the swing gear by engaging the top face of the swing gear and the vertical face of the thrust rail simultaneously.

Abstract: Provided is a slewing-type working machine capable of reducing back pressure generated during slewing.

Abstract: A method of controlling a digging operation of an industrial machine, the industrial machine including a dipper and an actuator. The method including determining a force associated with the actuator; determining a dig force vector for the dipper based on the force associated with the actuator, the dig force vector including a dig force angle and a dig force magnitude; determining a characteristic of the industrial machine; and controlling, using a processor, the dig force vector based on the characteristic of the industrial machine, the dig force vector being controlled by controlling at least one of the force associated with the actuator and an angle of the dipper.

Abstract: A system and a method for operating a hydraulic driven work machine including a hydraulic travel motor having a variable displacement is provided, wherein a flow of hydraulic fluid generated by a hydraulic pump is provided to the travel motor and wherein a control valve is provided for controlling the flow of hydraulic fluid from the hydraulic pump to the travel motor. The hydraulic pump is provided with a hydraulic control depending on a load signal generated by the travel control valve and the travel motor is provided with an electric control according to a desired driving behavior.

Abstract: A display device includes a display controller and displays a content based on display signals output from the display controller. The display controller includes: a gauge value converter that converts measurements of a plurality of devices displayed in a predetermined unit into gauge values with the same scale; and a maximum gauge value determiner that determines a maximum one of the gauge values converted by the gauge value converter, so as for the gauge value determined by the maximum gauge value determiner to be displayed.

Abstract: A computer-implemented method for determining a cleanup pass profile is provided. The method may include identifying a pass target extending from a first end to a second end along a work surface, generating a plurality of primitives between the first end and the second end such that each primitive has endpoints configured to approximate at least one of the pass target, the work surface, and an endpoint of an adjoining primitive, and adjoining the primitives at the endpoints to form a substantially continuous cleanup pass profile.

Abstract: An actuator displacement measuring system in an electro-hydraulic system for a construction machine is disclosed, which can detect an actuator displacement using the characteristics of an electro-hydraulic system. The actuator displacement measuring system includes controlling driving of an electric motor, determining whether the electric motor is driven, determining whether a set pressure value of a relief valve is larger than or equal to a measured pressure value of the hydraulic system if a displacement value of an actuator that is always detected deviates from a zero value of a reference position, setting the actuator displacement value to a previous value if a pressure value of the hydraulic system is larger than or equal to a pressure value of a relief valve and calculating the actuator displacement value using a rotating speed of the electric motor.

Abstract: A water collection structure comprises within it first and second sub-chambers and at least one water collection chamber. The first sub-chamber is at least partially bounded by a wall and has extending from it a water input guide configured and arranged to direct water toward a portion of the wall of the first sub-chamber. The second sub-chamber is open to the first sub-chamber and configured to accept a filter. The second sub-chamber is open to a conduit configured for the carriage of water from the second sub-chamber to an output port of the water collection tank. In use a filter disposed in the second sub-chamber preferentially filters water from the first sub-chamber such filtered water being deflected by the wall of the second sub-chamber to fall into the water collection chamber while the debris laden waste water falls out the lower part of the filter into the conduit.

Abstract: A plumbing fixture includes a touchscreen user interface on a surface of a plumbing fixture. The touchscreen user interface is configured to allow a user to control at least one of the temperature or flow rate of a fluid exiting the plumbing fixture by controlling a mixing valve located within a body of the plumbing fixture.

Abstract: Quick-install three-way pipe connector with a valve body, a lower pipe assembly and a switching element. The valve body has a fitting opening, a water inlet and a lower pipe orifice; the lower pipe assembly has an on-flow pipe and a counter-flow pipe; the upper ends of the on-flow and counter-flow pipes pass through the lower pipe orifice and fix inside the valve body by an upper connector; the switching element fixes on the lower end of the on-flow and counter-flow and has a lower water outlet; the fitting opening has an upper cover sealing a water inlet cavity. The water path includes: water in-flow from a support arm joint flowing sequentially through the water inlet, the on-flow pipe, the switching element, the counter-flow pipe and the water outlet. This is simple and quick to assemble, and avoids welding a threaded part on the counter-current pipe, thus saving costs.

Abstract: A faucet is provided. The faucet has a spout and a sprayhead releasably coupled to the spout. A hose having a magnetically responsive collar thereon provides fluid through the spout to the sprayhead. A magnet is located in the faucet such that when the sprayhead is coupled to the spout, the collar magnetically couples to the magnet, thereby applying sufficient magnetic force to the hose to retain the sprayhead against the spout.

Abstract: A wall mount for a shower system at a wall connection emerging from a wall, whereby the shower system has at least one overhead shower head, a hand shower, and a shower rod. The attachment has at least one bracket with at least one conduit connected thereto and at least one adapter piece, whereby the bracket is configured to accommodate the adapter piece and a seal is provided between bracket and adapter piece, the seal allowing a relative movement between the bracket and adapter piece. The adapter piece is connectable to the wall connection by a first connecting component and the bracket is connected to the wall by a second connecting component. The bracket together with the adapter piece forms at least one conduit path between the wall connection and the conduit.

Abstract: In one aspect, a waste disposal system for receiving waste discharged from a drain having a drain flange is disclosed. The system may generally include a waste disposal having a housing extending axially between a top and a bottom. In addition, the system may include a mounting bracket configured to couple the waste disposal to the drain. The mounting bracket may be configured to extend circumferentially around at least a portion of the top of the housing and may include a body and at least one tooth extending radially inwardly from the body. When the waste disposal is moved axially towards the drain, the at least one tooth is configured to move both radially outwardly as the at least one tooth contacts the drain flange and back radially inwardly when the at least one tooth is positioned axially above the drain flange so as to overlap the drain flange.

Abstract: A toilet bowl lid actuated linkage toilet flushing system wherein a conventional toilet-flushing flapper is actuated by a drain pull chain controlled relative to the positioning of the toilet bowl lid to the toilet. The toilet bowl lid must be moved from an upward position to a downward position to flush the toilet, which a magnetic plastic ribbon actuator mechanism is provided for completion of the toilet flush even when the toilet bowl lid remains in the downward position. Movement of the lid actuates a magnetic flush pull of a plastic ribbon that is linked to a drain pull chain connected to the flapper. An alternate version of the toilet bowl lid actuated linkage toilet flushing system is compatible with flushometer toilets and enables an opening and closing of a valve controlling outflow of a pressurized water source.

Abstract: The invention provides structures, methods, and assemblies for processing fluid entering a treatment area. The invention also provides methods, apparatuses, and additional structures that are useful for managing storm water flow and inhibiting the flow of pollutants, debris, and other contaminants into drainage systems. One or more flow diverter pans are installed at one or more inlets of a treatment area, such as a bioretention treatment area or a storm water retention and detention system. The apparatus comprises a structural framework that can include a pan placed adjacent to an inlet of the treatment area, and internal walls extending upward from the floor of the pan and at least partially framing a bypass opening adjacent to the floor. Inlet and outlet openings of the pan define a primary flow route for fluid passing through the pan and to the surface of the treatment area. Inlet and bypass openings of the pan comprise a secondary flow route for fluid passing through the tray.

Abstract: A device for a trench drain system includes an elongate frame, and the elongate frame is configured to detachably connect to a plurality of channel sections, to longitudinally and laterally align each channel section of the plurality of channel sections with adjacent channel sections, and to interconnect the plurality of channel sections such that the plurality of channel sections is moveable as a single unit.

Abstract: The invention relates to a drainage trench unit (10) which comprises at least one drainage trench sub-unit (12), the at least one drainage trench sub-unit (12) having a base wall (16) and a plurality of hollow pillars (18), said pillars (18) being connected integrally to the base wall (16) and tapering, preferably conically, away from the base wall (16), i.e. tapering from their base end (18a) to their top end (18b). The invention also relates to a transport unit for transporting a plurality of such drainage trench units (10).

Abstract: A device for removing floating material from a liquid, especially from sewage, has at least one sieve element shaped like a filter basket, for example, that in a front side has an inlet opening through which liquid can flow into the interior of the sieve element. The device is equipped with a drive so the sieve element can rotate around a rotation axis. A collection device is arranged within the sieve element for collecting the liquid and/or floating material, in which case the collection device is attached to a pumping-out device for the liquid and/or the floating material. A process for removing floating material from a liquid, especially from sewage, uses a sieve device that contains at least one sieve element that may be shaped like a filter basket, for example, and is equipped with a drive so it can rotate around a rotating axis.

Abstract: A method of flow baffle installation is disclosed herein. The method, in various aspects includes the steps of orienting a side support at a specified elevation about a sidewall of a sump using a leveling support, bolting the side support to the sidewall of the sump following the step of orienting a side support at a specified elevation about a sidewall of a sump using a leveling support, orienting an opposing side support at the specified elevation about the sidewall of the sump using a corresponding leveling support, bolting the opposing side support to the sidewall of the sump following the step of orienting an opposing side support at the specified elevation about the sidewall of the sump using a corresponding leveling support, adjusting an adjustable cross-member to span between the side support and the opposing side support. This Abstract is presented to meet requirements of 37 C.F.R. §1.72(b) only.

Abstract: A device for affixing a rail which has a fastening flange. The device includes a retaining plate having a notch and a clamping device. The notch has a front opening, a first edge portion, a second edge portion, and a third edge portion. The second edge portion and the third edge portion face each other. When the rail is inserted into the notch via the fastening flange, the rail penetrates and crosses the retaining plate and protrudes out of the notch through the front opening, the fastening flange is supported on the first edge portion, the clamping device jams between the fastening flange and the second edge portion and presses the fastening flange against the first edge portion, and the third edge portion acts as a stop so as to block the rail from escaping from the notch in a direction parallel to the first edge portion.

Abstract: A beam to column joint connection structure of a building framework has a column assembly and a beam assembly. The column assembly includes a column, a pair of gusset plates on opposite sides of the column, and bearing elements. The beam assembly includes a beam having an end portion received between the gusset plates. The beam assembly has bearing elements. The bearing elements are positioned with respect to each other to prevent movement of the beam assembly relative to the column assembly by engagement of exterior bearing engagement surfaces of the bearing elements of the column assembly with exterior engagement bearing surfaces of the bearing elements of the beam assembly in a direction along a longitudinal axis of the beam. The beam-to-column joint connection does not require any bolts or welds connecting the beam assembly to the column assembly, resulting in an all bearing moment connection.

Abstract: A dome structure that is comparable to a 3V geodesic dome, but only requires two strut lengths. Therefore, it can be fabricated by producing just one triangular frame, 52 times. The 52 triangle frames fasten directly to each other with simple fasteners. No hubs, or special brackets are required. Furthermore, the footprint of the dome easily fits to a square support, and is even on both axes. In the case where hubs and/or brackets are used to connect struts, the variation in the angles by which the struts extend from the hubs is also reduced to just two.

Abstract: A building with rotating housings has a main structure and multiple housing units. The main structure has a structure body, a housing track extending spirally upward outside of the structure body, and a temporary track moveably mounted in the structure body. When changing positions of the housing units, braking devices of all the housing units are released temporarily to make the housing units slide down by gravity along the housing track for a distance of one housing unit, and the housing unit at the lowest position slides to the temporary track. Then the temporary track and said housing unit are moved upward. Finally the braking device of said housing unit is released temporarily to make said housing unit slide down to the housing track to be the highest housing unit. The housing units can change their positions, heights, and angles at regular or predetermined timeline.

Abstract: A structural engineered wood rim board corner system for light frame construction involves two intersecting structural engineered wood rim boards each having a cavity on an exterior angle side of the intersection and an auxiliary corner support having two arms, each within a respective one of the cavities, is disclosed. A corresponding light frame construction corner forming method is also disclosed.

Abstract: The present invention relates to a thermally-responsive film that may, for example, be affixed to an exterior surface of a building to help control its temperature as it is exposed to the sun. The thermally-responsive film has a continuous phase and a discontinuous phase. The discontinuous phase comprises a plurality of droplets, each of which comprises the light-absorbing suspending fluid and the light-reflecting particles. The light-reflecting particles are dispersed in a vehicle that is either a second fluid that is immiscible with the suspending fluid and has a higher volumetric coefficient of thermal expansion than the suspending fluid, or a combination of materials that together have a higher volumetric coefficient of thermal expansion than the suspending fluid that together with the light-reflecting particles form composite particles.

Abstract: The present invention relates to a heat-insulating material, in particular in the form of a solid foam, based on mineral particles of submicron porosity, this material incorporating two different ranges of porosities, advantageously including a first range consisting of (macro)pores with diameters of between 10 microns and 3 mm, and a second range consisting of submicron pores with diameters greater than 4 nm and less than 1 ?m, the pore volume of said submicron pores being at least 0.5 cm3/g and the mass per unit volume of said insulating material being less than 300 kg/m3.

Abstract: A modular fire prevention flooring system includes a plurality of fire prevention flooring planks. Each plank is generally tubular and forms a drain channel. Fluids spilled onto the upper surface of the flooring system may drain through a plurality of drain holes formed in the upper surface of the planks. The planks may further include a metal filler positioned within the drain channels to stop combustion of burning fluids spilled into the drain channels. The metal filler may break up burning liquids and remove heat therefrom. In some embodiments, a purging fluid may be flowed through the planks to purge any spilled fluids therefrom.

Abstract: A wall comprising an upper horizontal member to be fixed to a ceiling, a lower horizontal member to be fixed to a floor, and at least one panel provided between the upper horizontal member and the lower horizontal member, characterized in that the lower horizontal member comprises at least two longitudinally extending, elongate profiles of U-shaped cross-section, wherein the first profile is fixed to the floor with a base part of its U-shaped cross-section, wherein the second profile is placed on the first profile, wherein base parts of the U-shaped cross-sections of the two profiles face away from each other, wherein the base part of the U-shaped cross-section of the second profile comprises a springy clamping profile mounted thereon, and wherein the panel comprises a lip fixed to its bottom edge, which lip extends inward and which is clampingly provided between the base part of the U-shaped cross-section of the second profile and the springy clamping profile so as to connect the panel to the lower horizonta

Abstract: A window assembly for partition walls. The window assembly includes a plurality of connector assemblies that are configured to be connected to a partition frame around an opening through the partition frame. Each connector assembly includes a base structure and at least one movable retainer that is biased towards an engaged position. The window assembly also includes a subframe including two pairs of elongated subframe members having opposite ends that are rigidly interconnected to define a generally rectangular central opening. The subframe further defines oppositely facing inner and outer side faces. The subframe includes a connecting portion protruding away from the inner side face and engaging the movable retainer to connect the subframe to the connector assemblies. The window assembly further includes at least one sheet of light-transmitting material secured to the subframe and extending across the central opening.

Abstract: A modular platform including a multiplicity of elongate interior frame members and elongate perimeter frame members forming a grid frame adapted to receive floor panels within interstitial zones. The modular platform may be elevated relative to the underlying ground to provide a level support surface even if the ground is not level. The modular platform is adapted to accommodate solid walls if a semi-permanent or permanent structure is desired. The platform may be easily assembled in various sizes and may be disassembled for reuse.

Abstract: A supported architectural structure is presented. A plurality of primary supports configured to couple with one or more architectural structures. A plurality of flexible fins, where at least one of the plurality of flexible fins includes an inner edge and an outer edge, where the inner edge includes a plurality of attachment points. A plurality of secondary supports configured to couple with the plurality of primary supports, where at least one of the secondary supports includes a plurality of fin slots configured to couple with the plurality of attachment points.

Abstract: An assembly for connecting a first rebar segment and a second rebar segment. The assembly includes a first wedge and second wedge, each defining a hollow for receiving the first and second rebar segments, respectively. A first barrel and a second barrel each define a passage for receiving the first and second wedges, respectively. The passages are tapered for mating engagement with the wedges for driving the wedges radially inwardly in response to the wedges being in the passages and axially engaged by the barrels to tighten the wedges about the rebar segments. A cap defines an opening, a stopping surface, and a channel that extends axially between the opening and the stopping surface, receiving the first and second barrels in axial alignment with one another. A coupling connects the cap and one of the barrels, inhibiting axial movement of the barrels out of the channel of the cap.

Abstract: An automatic retractable gutter assembly (10) dispenses rainwater collected in a gutter (14). A short down-tube (26) is attached to the gutter (14). The down-tube (14) has a high relief port (42). A spout (54) is pivotally connected at a fulcrum point (56) to a lower end (32) of the down-tube (14) for articulated movement between closed and deployed positions in response to the absence or presence of rainwater. The spout (54) partially overlies the high relief port (42) when in its closed position, yet exposes a cleaning gap (70) through which a kinetic fluid stream can be directed to back-flush accumulated debris.