Patent ID: 9670660
Date: 2017-06-06
CPC Classifications: E02B,E03F

Claim:
1. A leaching unit, for receiving and dispersing water and other liquids when buried within soil or other granular medium, the unit having a length, a first lengthwise end, an opposing second lengthwise end, a width, and a height, comprising: (a) a plurality of pillar assemblies, each spaced apart from the other along the length of the leaching unit by a pillar assembly space, each pillar assembly comprised of (b) a canopy, comprised of sheet material, for carrying weight of soil placed on top of the leaching unit during use, attached to said upper lengthwise ends of a multiplicity of said pillars within each pillar assembly and substantially lying in a plane which runs transverse to the lengths of said pillars and along said length of the leaching unit, the canopy made of sheet material optionally having dimples, corrugations or other strengthening features, and the canopy having a length, a width, a top surface and an associated top surface area; wherein the leaching unit is bendable lengthwise in a direction which is parallel to the plane of the canopy at the location of each said pillar assembly space.