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| Number | Title | Issue Date |
| 7794176 | Height adjustable water control conduct An adjustable height drain has an elongate base element and an elongate drain element. The elongate base element has walls extending upwardly from the elongate base element. The elongate drain element has a top surface supported by downwardly extending walls, and th... | 09/14/2010 |
| 7758282 | Asymmetrical corrugated ditch liner system An asymmetric corrugated ditch liner is disclosed that is formed with asymmetrical corrugations adapted to control fluid and materials flow through the liner. The asymmetric corrugated ditch liner also includes opposing angled opposing aprons that also having asymme... | 07/20/2010 |
| 7637695 | Heavy duty trench frame and grate assembly A frame for retaining a grate over a trench for directing storm water to subterranean basins includes a frame that is embedded in the concrete surrounding the trench. The frame includes a support member, including a vertical support that is sized and dimensioned to ... | 12/29/2009 |
| 7637694 | Adjustable drain for stone decking An adjustable drain has an elongate base element and an elongate drain element. The elongate base element has upwardly extending walls extending upwardly from the elongate base element. The elongate drain element has a top surface supported by downwardly extending w... | 12/29/2009 |
| 7588392 | Removable grate A two-part grate assembly for a channeled drain trough. The grate assembly has a grate frame that receives a removable grate section. The grate frame has lugs with vertical projections extending therefrom that define securing recesses that assist in aligning and sec... | 09/15/2009 |
| 7534071 | Channel installation device A cradle assembly for installing trench drain or conduit channels which enables the channels to be suspended from support rods while simultaneously permitting the adjustment of the channel height with in the trench. Because the assembly enables the channel to be sup... | 05/19/2009 |
| 7513712 | Device and a method for drainage of water from rock caves A device of a water draining system for caverns is described, comprising one or more sections of tunnel covering or tunnel canvas which is arranged in the cavern at a certain distance from the walls and ceiling of the cavern, and a draining pipe system for leading a... | 04/07/2009 |
| 7507054 | Pre-sloped trench drain system A below grade trench drain system and a method for making the trench drain system is disclosed which does not rely on the contractor's prowess to dig a trench with a proper slope. The trench drain system, in accordance with the present invention, includes a pluralit... | 03/24/2009 |
| 7357600 | Water management system A water management system includes a series of corrugation couplers adapted for compressibly connecting and detaching liner sections end to end. Each corrugations coupler is included in successively formed corrugation segments. Each corrugation segment includes two ... | 04/15/2008 |
| 7306401 | Apparatus for conveying fluids The present invention may be assembled for use in conveying fluids flowing on terrain. A conduit may have two elongated side walls and a bottom connector formed in an approximate V cross section shape. The two elongated side walls may have an upper flange with an ed... | 12/11/2007 |
| 7266926 | Temporary ground-level member and method for positioning below-ground structures A template for temporary placement on the open upper end of a below-ground structure, including a body matching key dimensions of a permanent ground-level member to be installed, the body having an open bottom to engage the open upper end of the below-ground structu... | 09/11/2007 |
| 7264747 | Coated microbubbles for treating an aquifer or soil formations A microporous diffuser includes a first elongated member including at least one sidewall having a plurality of microscopic openings. The sidewall defines an interior hollow portion of the member. The diffuser has a second elongated member having a second sidewall ha... | 09/04/2007 |
| 7252457 | Channel installation device A cradle assembly for installing trench drain or conduit channels which enables the channels to be suspended from support rods while simultaneously permitting the adjustment of the channel height with in the trench. Because the assembly enables the channel to be sup... | 08/07/2007 |
| 7246778 | Releasable barb assembly The embodiments provide a barb assembly for use with a cable duct component to oppose removal of a cable duct section from the cable duct component. The barb assembly can comprise a releasable assembly for applying a force to a barb and, responsive to the applicatio... | 07/24/2007 |
| 7246472 | Drain and a building structure having a drain A floor drain (100) comprising a bottom part (4) having at least one discharge opening (5), a front part being integral with the bottom part (4) and having a first part (3b) being inclined to said bottom part at an angle bei... | 07/24/2007 |
| 7226022 | Cable duct coupler A cable duct coupler for coupling a first cable duct section to a second cable duct section without the need for tools, the cable duct coupler comprising a channel portion, a first outer guide element and a second outer guide element, a barb mount extending from at ... | 06/05/2007 |
| 7200969 | Down spout guard made from non-woven material A non-woven mesh guard which can be inserted into a downspout opening in a rain gutter in order to prevent debris from entering the downspout is provided. The non-woven mesh includes a large free area to allow for the flow of water therethrough while preventing debr... | 04/10/2007 |
| 7172368 | Assembly and method of forming a trench of a predetermined shape An assembly is provided for forming a trench of a predetermined shape. The trench-forming assembly includes a removable longitudinal form body, a pair of frame members and at least one mounting bracket assembly. The form body is capable of shaping a moldable trench ... | 02/06/2007 |
| 7165914 | Ditch liner system The specification and drawing figures describe and show one or more improved ditch liners removably assembled into an improved ditch liner system. The improved ditch liner system includes a first liner section and a second liner section. Both liner sections are form... | 01/23/2007 |
| 7156580 | Interlockable drainage system The specification and drawing figures describe and show an interlockable drainage system insertable into a ditch that includes two or more liner sections. Each liner section includes a plurality of corrugations that are asymmetrical. The interlockable drainage syste... | 01/02/2007 |
| 7155864 | Liquid dispersing plate A liquid dispersing device includes a relatively rigid thin perforated plate having a plurality of closely spaced minute openings or holes in the form of a fine mesh. A plurality of plates are mounted on brackets secured along a side wall of a structure in the path ... | 01/02/2007 |
| 7143549 | Gutter guard A device for protecting a gutter having a rear wall, front wall and a bottom wall, the walls defining a trough there between, the device comprising a guard member having generally planar central portion with one side thereof having an inverted U-shaped configuration... | 12/05/2006 |
| 7134808 | Drain sealing Plastic liner sections define a drainage channel when placed end to end. Each end has a stiff, double walled flange at each side of the end adapted to butt up to a similar flange at the adjacent end of the next sections. The double walled construction of the flanges... | 11/14/2006 |
| 7125506 | Drainage channel installation device A drainage channel installation device comprises a channel-securing member and a channel-hanging member. The channel-securing member releasably engages the channel-hanging member and has opposed ends that are adapted to be releasably secured to the opposed side wall... | 10/24/2006 |
| 7114877 | Drainage system for sports fields An improved system for draining bunkers on golf courses and other sports playing areas, and for draining landscaped areas. A receptacle is positioned below the surface for receiving drain water and for discharging the water through an outlet. A perforated pipe water... | 10/03/2006 |
| 7059804 | Drainage device The invention relates to a drainage device for surface drainage, in particular to drainage channels with a channel body and a frame which fits on an upper edge of the channel body, comprising an outer arm and an inner arm between which the upper edge of the channel ... | 06/13/2006 |
| 7025532 | Apparatus and method for transporting water with liner An apparatus and method for lining ditches is provided. The apparatus and method for lining ditches, according to the present invention, includes a plurality of substantially corrugated liner sections, preferably made of a thermoplastic material such as polyethylene... | 04/11/2006 |
| 6991404 | Closed modular ditch liners A closed modular ditch liner includes a plurality of closed liner sections, a plurality of covers, and at least one alignment key. The cross section of each closed liner section includes at least one trough contour and a single cover retention lip formed on a top en... | 01/31/2006 |
| 6945733 | Cover for a drainage device A cover for a drainage device, in particular a drainage channel with a channel body such that the cover can be set on an upper edge of the channel body, which comprises detent ridges that extend into the channel body and which has at least one fixing element to atta... | 09/20/2005 |
| 6941716 | Universal wall panel tile connector A wall panel tile connector is disclosed. The connector includes an elongated bracket with groups of openings and a number of clips which are attached to the bracket by use of the openings. The bracket has a first portion with an U-shaped cross section, a middle por... | 09/13/2005 |
| 6942424 | Width expandable modular ditch liners An open modular ditch liner includes a plurality of open liner sections and at least one channel alignment key. The at least one channel alignment key is sized to receive a thickness of two adjacent open liner sections. An erosion barrier insert may be placed betwee... | 09/13/2005 |
| 6926245 | Mounting bracket assembly for connecting frame members of a trench-forming assembly and associated method of fabricating frame members An assembly is provided for forming a trench of a predetermined shape. The trench-forming assembly includes a removable longitudinal form body, a pair of frame members and at least one mounting bracket assembly. The form body is capable of shaping a moldable trench ... | 08/09/2005 |
| 6908256 | Drainage grate assembly An improved drainage grate assembly having a reinforcing assembly which is capable of providing substantially continuous support to non-apertured portions of the drainage grate. The load rating for the drainage grate assembly can be adjusted by adding metal strips t... | 06/21/2005 |
| 6905285 | Slot drain A slot drain including a throat portion having two walls and a separator arranged to separate the two walls. The separator includes lateral projections passing through holes in the two walls. The lateral projections are bent over the two walls to retain the two wall... | 06/14/2005 |
| 6886302 | Modular deck drainage system A deck drainage system having a plurality of channeled drainage panels. The drainage panels are mounted to direct water flow transversely of the deck joists to a gutter, the panels connected to and suspended from the underside of the joists. The gutter is mounted tr... | 05/03/2005 |
| 6860678 | Method and apparatus for aligning channel sections with an adjustable alignment key A channel system for forming a trench is disclosed that includes a number of precast drainage channel sections and one or more alignment keys for aligning and interlocking adjacent channel sections. Each alignment key includes a base shaped for laterally bridging ac... | 03/01/2005 |
| 6817807 | Modular ditch liners An open modular ditch liner includes a plurality of open liner sections and at least one alignment key. A substantially concave shape is formed in a top of each open liner section. At least one key slot is preferably formed on at least one side of each open liner se... | 11/16/2004 |
| 6722818 | Ditch liner system A ditch liner system is provided. The ditch liner system includes a plurality of removably engageable corrugated ditch liners. Each of the removably engageable corrugated ditch liners is monolithically formed with a compressibly connectable member at one end, and a ... | 04/20/2004 |
| 6698977 | Modular ditch liners A modular ditch liner have open and closed embodiments. An open modular ditch liner includes a plurality of open liner sections and at least one alignment key. A substantially concave shape is formed in a top of each open liner section. A key slot is pref... | 03/02/2004 |
| 6692186 | Apparatus and method for transporting water An apparatus and method for lining ditches is provided. The apparatus and method for lining ditches, according to the present invention, includes a plurality of substantially corrugated liner sections, preferably made of a thermoplastic material such as p... | 02/17/2004 |
