Invention Grant
- Patent Title: Frame and corresponding roadway device
- Patent Title (中): 框架和相应的道路设备
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Application No.: US11679984Application Date: 2007-02-28
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Publication No.: US07648308B2Publication Date: 2010-01-19
- Inventor: Arnaud Cuny , Francis Berthon
- Applicant: Arnaud Cuny , Francis Berthon
- Applicant Address: FR Nancy
- Assignee: Saint-Gobain Pam
- Current Assignee: Saint-Gobain Pam
- Current Assignee Address: FR Nancy
- Agency: Sughrue Mion, PLLC
- Main IPC: E02D29/14
- IPC: E02D29/14
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.
Public/Granted literature
- US20070227077A1 FRAME AND CORRESPONDING ROADWAY DEVICE Public/Granted day:2007-10-04
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