Device for retaining materials

Abstract

The device for retaining materials, includes a retaining structure configured to retain materials; a fastening assembly intended to be fastened to an upstream anchoring point and configured to connect the retaining structure to the upstream anchoring point, the fastening assembly comprising a plurality of connecting elements, each connecting element being flexible and elongate, and comprising a first end portion connected to the retaining structure and a second end portion intended to be connected to the upstream anchoring point; and at least one holding element configured to hold the retaining structure in position and comprising a first end portion connected to the retaining structure and a second end portion intended to be connected to a downstream anchoring point disposed downstream of the retaining structure.

1 . A device for retaining materials, including:
 a retaining structure configured to retain materials,   a fastening assembly intended to be fastened to an upstream anchoring point disposed upstream of the retaining structure, the fastening assembly being configured to connect the retaining structure to the upstream anchoring point, the fastening assembly comprising a plurality of connecting elements, each connecting element being flexible and elongate, and comprising a first end portion connected to the retaining structure and a second end portion opposite to the respective first end portion and intended to be connected to the upstream anchoring point, the connecting elements being configured to form, in use, a pyramidal structure whose apex is oriented in the direction of the upstream anchoring point, and   at least one holding element configured to hold the retaining structure in position, the at least one holding element comprising a first end portion connected to the retaining structure and a second end portion opposite to the respective first end portion and intended to be connected to a downstream anchoring point disposed downstream of the retaining structure.   
     
     
         2 . The device for retaining materials according to  claim 1 , wherein the fastening assembly comprises an upstream fastening element intended to be fastened to the upstream anchoring point, each connecting element being configured to connect the retaining structure to the upstream fastening element. 
     
     
         3 . The device for retaining materials according to  claim 2 , wherein the upstream fastening element is connected to the retaining structure only by the connecting elements. 
     
     
         4 . The device for retaining materials according to  claim 1 , wherein the fastening assembly is devoid of any retaining bar arranged to retain the retaining structure and to connect the retaining structure to the upstream anchoring point. 
     
     
         5 . The device for retaining materials according to  claim 1 , wherein the at least one holding element is flexible and elongate. 
     
     
         6 . The device for retaining materials according to  claim 1 , wherein the retaining structure comprises at least one retaining element configured to retain materials, and first and second support elements configured to support the at least one retaining element. 
     
     
         7 . The device for retaining materials according to  claim 6 , wherein the first and second support elements extend substantially parallel to each other. 
     
     
         8 . The device for retaining materials according to  claim 6 , wherein the retaining structure includes a plurality of retaining elements extending substantially parallel to each other. 
     
     
         9 . The device for retaining materials according to  claim 6 , wherein the fastening assembly comprises first and second pairs of connecting elements, each connecting element of the first pair being connected to the first support element and each connecting element of the second pair being connected to the second support element. 
     
     
         10 . The device for retaining materials according to  claim 9 , wherein each of the first and second support elements includes first and second fastening portions shifted with respect to each other, the connecting elements of the first pair being connected respectively to the first and second fastening portions ( 18 ,  19 ) provided on the first support element, the connecting elements of the second pair being connected respectively to the first and second fastening portions provided on the second support element. 
     
     
         11 . The device for retaining materials according to  claim 10 , which comprises two holding elements, one being connected to the second fastening portion ( 19 ) provided on the first support element, the other being connected to the second fastening portion provided on the second support element. 
     
     
         12 . The device for retaining materials according to  claim 1 , wherein the retaining structure includes first and second bearing elements configured to bear on the ground. 
     
     
         13 . The device for retaining materials according to  claim 2 , wherein the fastening assembly is devoid of any retaining bar arranged to retain the retaining structure and to connect the retaining structure to the upstream anchoring point. 
     
     
         14 . The device for retaining materials according to  claim 3 , wherein the fastening assembly is devoid of any retaining bar arranged to retain the retaining structure and to connect the retaining structure to the upstream anchoring point. 
     
     
         15 . The device for retaining materials according to  claim 2 , wherein the at least one holding element is flexible and elongate. 
     
     
         16 . The device for retaining materials according to  claim 3 , wherein the at least one holding element is flexible and elongate. 
     
     
         17 . The device for retaining materials according to  claim 4 , wherein the at least one holding element is flexible and elongate. 
     
     
         18 . The device for retaining materials according to  claim 14 , wherein the at least one holding element is flexible and elongate. 
     
     
         19 . The device for retaining materials according to  claim 18 , wherein the retaining structure comprises at least one retaining element configured to retain materials, and first and second support elements configured to support the at least one retaining element. 
     
     
         20 . The device for retaining materials according to  claim 19 , wherein the first and second support elements extend substantially parallel to each other.