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| Application No. | Application Title | Issue Date |
| 20110293371 | Leaching chamber having pillars A plastic leaching chamber has an arch shape cross section, corrugations, and one or more hollow pillars extending downwardly within the interior of the chamber, to support the top of the chamber when the chamber is under load during use. Chambers nest within one anothe... | 12/01/2011 |
| 20110150574 | ENVIRONMENTAL CULVERT SYSTEM This invention relates to a novel environmentally compatible culvert system. More particularly, this invention relates to a novel multi-component modular environmental culvert system which is constructed of reaction injection molded components, comprising modular interc... | 06/23/2011 |
| 20110020065 | Leaching chamber having pillars and wide peak corrugations A plastic leaching chamber has an arch shape cross section, corrugations, and one or more hollow pillars extending downwardly within the interior of the chamber, to support the top of the chamber when the chamber is under load during use. Chambers nest within one anothe... | 01/27/2011 |
| 20100329789 | Leaching chamber family with common end connectors In a family of plastic leaching chambers, each having an arch shape cross section and corrugations, there are chambers of different top heights and possibly different widths. Each chamber has a common size of end connector, so chambers within the family, of any size, ca... | 12/30/2010 |
| 20100329788 | Corrugated leaching chamber having wide peak corrugations A plastic leaching chamber having an arch shape cross section and corrugations running transverse to the chamber length has peak corrugations which are substantially wider than the intervening valley corrugations. One or more hollow pillars extend downwardly within the ... | 12/30/2010 |
| 20100329787 | Corrugated Leaching Chamber with Hollow Pillar Supports A plastic leaching chamber has an arch shape cross section, corrugations, and one or more hollow pillars extending downwardly within the interior of the chamber, to support the top of the chamber when the chamber is under load during use. Chambers nest within one anothe... | 12/30/2010 |
| 20100284744 | Watering Device, Method for Manufacturing Said Device, and Means Therefor The invention relates to a device for watering purposes, a proceeding for the manufacture thereof as well as means for the manufacture thereof. The device (1) comprises a water-collecting container (3) extending along the intended desired area to be watere... | 11/11/2010 |
| 20090220302 | PLASTIC DETENTION CHAMBER FOR STORMWATER RUNOFF AND RELATED SYSTEM AND METHODS A plastic, corrugated open bottom chamber includes features such as one or more of (i) sub-corrugation features on corrugation crests and/or corrugation valleys, (ii) stiffening fingers on the bottom of chamber foot portions, (iii) a viewport configuration that intersec... | 09/03/2009 |
| 20090067929 | Leaching chamber with continuous curve arch and closely spaced corrugations A method for treating wastewater in a leaching field comprises forming and burying in soil a continuous curve arch shape cross section injection molded thermoplastic leaching chamber. The chamber has inwardly curving sidewalls perforated with closely spaced horizontal s... | 03/12/2009 |
| 20080240859 | SUBSURFACE FLUID DISTRIBUTION APPARATUS A leaching chamber having an arch-shaped cross-section, a pair of contiguously molded, opposing end walls, and alternating peak and valley corrugations along its length, is provided interior chambers and fluid communication openings along the base on each extending side... | 10/02/2008 |
| 20080226394 | Leaching chamber having a diagonally ribbed top A leaching chamber having opposing inwardly and upwardly running sidewalls extending toward a top portion is provided, wherein the leaching chamber includes a plurality of peak and valley corrugations formed by the sidewalls and extending over the top portion and a plur... | 09/18/2008 |
| 20080181725 | SMOOTH INTERIOR WATER COLLECTION AND STORAGE ASSEMBLY A water collection and storage assembly for dispersion of water comprises a half pipe assembly comprising at least one half pipe having an inlet, an outlet, a top, a bottom, a corrugated exterior comprising alternating ribs and valleys, and at least one side port positi... | 07/31/2008 |
| 20070081860 | FLEXIBLE ARCH-SHAPED CORRUGATED STRUCTURE A flexible arch-shaped corrugated structure includes a plastic structure that can be light weight and easy to handle, while at the same time having suitable strength for carrying loads. By suitably engineering the corrugations, the need for structural ribs can be elimin... | 04/12/2007 |
| 20060222460 | Onsite wastewater treatment and dewatering systems A drainage product has at least one conveyance component having at least one outlet, and at least one aggregate bundle comprising a quantity of light weight aggregate material encapsulated in a geotechnical material positioned in relation to the drainfield conveyance co... | 10/05/2006 |
| 20060182497 | Leaching system A leaching device having slots to frictionally engage soil to permit the introduction of water through the slots and into the soil while prohibiting the excessive passage of soil particles through the slots. A method of introducing water into soil by passing water throu... | 08/17/2006 |
| 20050238434 | Outwardly dished end plate for stormwater chamber An end plate for closing off the end of an arch shape cross section corrugated stormwater chamber, which receives water for dispersal beneath the surface of the earth, has a dished portion which projects outwardly from the end of a chamber to which it is attached, prefe... | 10/27/2005 |
| 20050111915 | Latch for leaching chamber Two identical arch shape cross section chambers are joined together so that a dome shape part of one end of the chamber is overlapped by the opposing plain end of the second chamber. Thus, one chamber may pivot in the horizontal plane, for adjustment during installation... | 05/26/2005 |
| 20050100410 | Stormwater receiving device and assembly A sediment accumulating device for use as an accessory disposed below a groundwater receiving chamber engulfed in granular backfill material has a compartment bounded by sidewall structure elongated upon a vertical axis between upper and lower extremities. The upper ext... | 05/12/2005 |
| 20050074285 | Faceted end cap for leaching chamber A molded thermoplastic domed end cap, for attachment to the end of an arch shape cross section leaching chamber or stormwater chamber, has a multiplicity of buttresses, to provide facet surfaces where pipe connections may be made. The essentially planar surface portions... | 04/07/2005 |
