Patent Number: 7,648,308

Title: Frame and corresponding roadway device

Abstract: This frame (2) comprises a bottom plate (22) which has a base (26) which defines a frame support surface (28) which is directed towards an inner side (I) and a skirt (20) which is intended to receive a covering element (4) and which defines an outer side (E). The bottom plate (22) comprises at least one cell (32) which is open towards the inner side (I). Use in frames for manholes.

Inventors: Cuny; Arnaud (Domgermain, FR), Berthon; Francis (Pompey, FR)

Assignee: Saint-Gobain Pam

International Classification: E02D 29/14 (20060101)

Expiration Date: 1/19/12018