Patent ID: 7341401
Filing Date: 2008-03-11
Classification: E01C,Y10T

Abstract:
1. A drain structure panel, comprising: a plurality of support members, each of the support members having an upper end, a lower end, a sidewall extending therebetween; a plurality of struts connecting the support members in a spaced apart relationship; and complementary sets of male and female fasteners extending from at least one of the support members and the struts to connect the drain structure panel to a laterally adjacent drain structure panel, at least one of the male fasteners being receivable in at least one of the female fasteners of the adjacent drain structure panel, the male fastener being slidable along the female fastener to permit expansion and contraction of the drain structure panel and the adjacent drain structure panel relative to one another in a lateral direction when the male fastener is received in the female fastener of the adjacent drain structure panel.