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Flexible drainage systems and methodsRelated Patent Categories: Paper Making And Fiber Liberation, Processes And Products, Running Or Indefinite Length Work Forming And/or Treating Processes (e.g., Web), Treatment Of Slurry On Mold Surface, Pressure MemberFlexible drainage systems and methods description/claimsThe Patent Description & Claims data below is from USPTO Patent Application 20060021726, Flexible drainage systems and methods. Brief Patent Description - Full Patent Description - Patent Application Claims
REFERENCES TO RELATED APPLICATIONS [0001] This application claims priority to and any other benefit of prior U.S. Provisional Application Ser. No. 60/592,102 filed on Jul. 29, 2004, the entirety of which is incorporated by reference herein. BACKGROUND [0002] Foundation drainage is an important aspect of protecting buildings from intrusion by water. Many foundation drainage systems employ tile and gravel disposed near the foundation in order to provide foundation drainage. However, tile and gravel systems can cause problems such as delivery scheduling conflicts, excess tile or gravel on the jobsite, and impacts from installation of the tile or gravel. Thus, there remains a need in the art for improved foundation drainage systems and methods. SUMMARY [0003] In accordance with embodiments of the present invention, devices for providing drainage are provided. The devices can comprise a first sheet having first and second faces and at least one drainage feature on at least one of the first and second faces, a second sheet having first and second faces and at least one drainage feature on at least one of the first and second faces, and fabric covering at least a portion of the first sheet and the second sheet. The drainage features of the first and second sheet are disposed to provide a water transport area. The first sheet is disposed such that at least a portion of one of the first or second faces is parallel to at least a portion of one of the first or second faces of the second sheet. [0004] In accordance additional embodiments of the present invention, methods for providing drainage are provided. The methods can comprise providing a drainage device and installing the drainage device proximate to and a footer of a foundation of a building, such that the drainage device provides a water transport area that directs water to a desired area. The drainage device comprises a first sheet having first and second faces and at least one drainage feature on at least one of the first and second faces, a second sheet having first and second faces and at least one drainage feature on at least one of the first and second faces, and fabric covering at least a portion of the first sheet and the second sheet. The first sheet is disposed such that at least a portion of one of the first or second faces is parallel to at least a portion of one of the first or second faces of the second sheet. [0005] In accordance with embodiments of the present invention, kits for providing drainage are provided. The kits can comprise at least one insulation board and at least one drainage device. The at least one drainage device can comprise a first sheet having first and second faces and at least one drainage feature on at least one of the first and second faces, a second sheet having first and second faces and at least one drainage feature on at least one of the first and second faces, and fabric covering at least a portion of the first and second sheets. The first sheet is disposed such that at least a portion of one of the first or second faces is parallel to at least a portion of one of the first or second faces of the second sheet. The at least one insulation board and the at least one drainage device are disposed for installing on a building foundation. BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWINGS [0006] The following detailed description of embodiments of the present invention can be best understood when read in conjunction with the following drawings, where like structure is indicated with like reference numerals and in which: [0007] FIG. 1 is an illustration of a drainage system in accordance with embodiments of the present invention; [0008] FIG. 2 is a view of a section of FIG. 1 in accordance with embodiments of the present invention; [0009] FIG. 3 is an illustration of a portion of a drainage assembly in a bent configuration in accordance with embodiments of the present invention; [0010] FIG. 4 is a view of a section of FIG. 1 or FIG. 8 in accordance with embodiments of the present invention; [0011] FIG. 5 is a plan view of a portion of a drainage assembly in accordance with embodiments of the present invention; [0012] FIGS. 6 and 7 are plan views of a portion of a drainage assembly in accordance with embodiments of the present invention; [0013] FIG. 8 is an illustration of a drainage system in accordance with other embodiments of the present invention; [0014] FIG. 9 is a view of a section of FIG. 8; and [0015] FIGS. 10-12 are plan views of portions of drainage assemblies in accordance with other embodiments of the present invention. DETAILED DESCRIPTION OF EMBODIMENTS OF THE INVENTION [0016] The present invention will now be described with occasional reference to the specific embodiments of the invention. This invention may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. [0017] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for describing particular embodiments only and is not intended to be limiting of the invention. As used in the description of the invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. All publications, patent applications, patents, and other references mentioned herein are incorporated by reference in their entirety. [0018] The present invention relates to drainage assemblies, drainage systems, and drainage kits. In particular, the present invention relates to flexible drainage assemblies, drainage systems, drainage kits, and methods of providing drainage to building foundations. [0019] Referring now to FIGS. 1 and 8, a drainage system 10 incorporating a drain assembly 12 is illustrated. The drainage system 10 may be used on any suitable building foundation having any suitable configuration. The drainage system has a drain assembly 12 as discussed herein. Additionally, the system 10 may incorporate other waterproofing or damp-proofing of foundations. For example, a waterproof membrane 14 can be installed on a foundation wall 16. Any suitable waterproof membrane 14 may be used. For example, the membrane 14 can be an elastomeric spray-on polymer modified asphalt membrane such as a TUFF-N-DRI.RTM. membrane available from Tremco Barrier Solutions, Inc. Continue reading about Flexible drainage systems and methods... Full patent description for Flexible drainage systems and methods Brief Patent Description - Full Patent Description - Patent Application Claims Click on the above for other options relating to this Flexible drainage systems and methods patent application. ###  How KEYWORD MONITOR works... a FREE service from FreshPatents1. Sign up (takes 30 seconds). 2. Fill in the keywords to be monitored. 3. Each week you receive an email with patent applications related to your keywords. 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