Prism forming cardboard support element with folding regions

Abstract

Examples include a cardboard support element for a cardboard container, the support element comprising a cardboard structure extending away from a base plane, a first flap connected to the cardboard structure and extended in a direction normal to the base plane, a first primary panel and a second primary panel connected by a linear ridge, a first secondary panel connecting the first flap and the first primary panel, whereby a first primary folding region parallel to the linear ridge separates the first secondary panel from the first primary panel, and a first flap folding region parallel to the linear ridge separates the first secondary panel from the first flap. The first flap folding region has a folding factor larger than a first primary folding region folding factor, a ratio of the first flap folding region folding factor to the first primary folding region folding factor being of more than 1:1.

What is claimed is: 
     
         1 . A cardboard support element for a cardboard container, the support element comprising:
 a cardboard structure extending away from a base plane;   a first flap connected to the cardboard structure and extended in a direction normal to the base plane;   a first primary panel and a second primary panel connected by a linear ridge, the first primary panel and the second primary panel respectively corresponding to a first face and a second face of a prism forming the cardboard structure, the ridge corresponding to an edge of the prism connecting the first and the second face, the first and second primary panels, the ridge being separated from the base plane by more than about 1 cm and by less than about 7 cm;   a first secondary panel, the first secondary panel connecting the first flap and the first primary panel, whereby a first primary folding region parallel to the linear ridge separates the first secondary panel from the first primary panel, and a first flap folding region parallel to the linear ridge separates the first secondary panel from the first flap, the first flap folding region having a first flap folding region folding factor and the first primary folding region having a first primary folding region folding factor, whereby:   the first flap folding region folding factor is larger than the first primary folding region folding factor, a ratio of the first flap folding region folding factor to the first primary folding region folding factor being of more than about 1:1.   
     
     
         2 . The support element according to  claim 1 , whereby the first flap folding region folding factor is in a range from about 30 mNm to about 70 mNm, and wherein the first primary folding region folding factor is in a range from about 10 mNm to about 29 mNm. 
     
     
         3 . The support element according to  claim 1 , whereby the first flap folding region has a first flap folding region width along a direction parallel to the linear ridge, whereby the first primary folding region has a first primary folding region width along a direction parallel to the linear ridge, and whereby the first flap folding region width is equal to or shorter than the first primary folding region width, a ratio of the first flap folding region width to the first primary folding region width less than about 1:1. 
     
     
         4 . The support element according to  claim 1 , whereby the first flap folding region comprises one or more first flap folding region weakened areas, whereby the first primary folding region comprises one or more first primary folding region weakened areas, and whereby:
 the one or more first flap folding region weakened areas represent along a direction parallel to the linear ridge a ratio of less than about 1:2 in relation to a total first flap folding region width; and   the one or more first primary folding region weakened areas represent along a direction parallel to the linear ridge a ratio of more than about 1:2 in relation to a total first primary folding region width.   
     
     
         5 . The support element according to  claim 1 , whereby one or both of the first flap folding region and of the first primary folding region comprises more than one weakened area spread across a direction parallel to the linear ridge. 
     
     
         6 . The support element according to  claim 1 , whereby the first flap folding region comprises one or more first flap fold lines along a direction parallel to the linear ridge. 
     
     
         7 . The support element according to  claim 1 , whereby the first primary folding region and the first flap folding region comprise a crease having a depth comprised in a range of from about 20% to about 80%, of the starting width of a starting thickness of a corresponding non creased material. 
     
     
         8 . The support element according to  claim 1 , whereby the first primary folding region has a first primary folding region width along a direction parallel to the linear ridge, and whereby the first secondary panel has a first secondary panel length along a direction perpendicular to the linear ridge, a ratio of the first primary folding region width to the first secondary panel length being of more than about 1:1. 
     
     
         9 . The support element according to  claim 1 , whereby the first secondary panel comprises no more than 2 reinforcing ribs substantially perpendicular to the linear ridge. 
     
     
         10 . The support element according to  claim 1 , further comprising a second secondary panel, the second secondary panel connecting the second primary panel to a second flap, whereby a second primary folding region parallel to the linear ridge separates the second secondary panel from the second primary panel, and a second flap folding region parallel to the linear ridge separates the second secondary panel from the second flap, the second primary folding region being parallel to the linear ridge, the second flap folding region having a second flap folding region folding factor and the second primary folding region having a second primary folding region folding factor, whereby the second secondary panel, second flap, second primary folding region, second flap folding region, second flap folding region folding factor and second primary folding region folding factor mirror characteristics of the respective first secondary panel, first flap, first primary folding region, first flap folding region, first flap folding region folding factor and first primary folding region folding factor. 
     
     
         11 . The support element according to  claim 1 , whereby a ridge folding region parallel to the linear ridge separates the first primary panel from the second primary panel, the ridge folding region having a ridge folding region folding factor, whereby the ridge folding region folding factor is larger than the first primary folding region folding factor, a ratio of the ridge folding region folding factor to the first primary folding region folding factor being of more than about 1:1. 
     
     
         12 . The support element according to  claim 1 , whereby a ridge folding region parallel to the linear ridge separates the first primary panel from the second primary panel, the ridge folding region having a ridge folding region folding factor of more than about 20 mNm. 
     
     
         13 . The support element according to  claim 11 , whereby the ridge folding region comprises one or more ridge folding region weakened areas, and whereby the one or more ridge folding region weakened areas represent along a direction parallel to the linear ridge a ratio of more than about 1:2 in relation to a total ridge folding region width. 
     
     
         14 . The support element according to  claim 11 , whereby the ridge folding region has a ridge folding region width along a direction parallel to the linear ridge, whereby the first primary folding region has a first primary folding region width along a direction parallel to the linear ridge, and whereby the ridge folding region width is larger than the first primary folding region width, a ratio of the first primary folding region width to the first primary folding region width being of more than about 1:1. 
     
     
         15 . The support element according to  claim 11 , whereby the ridge folding region comprises more than one weakened area spread across a direction parallel to the linear ridge. 
     
     
         16 . The support element according to  claim 11 , whereby the ridge folding region comprises a crease having a depth comprised in a range of from about 20% to about 80% of the starting width of the paper material. 
     
     
         17 . The support element according to  claim 11 , whereby one or more of the folding regions comprises a single fold line. 
     
     
         18 . The support element according to  claim 11 , whereby the cardboard forming the panels has a stiffness of about 1000 mN to about 2000 mN. 
     
     
         19 . A lid for a cardboard container comprising a detergent product, the lid comprising a support element according to  claim 1 , whereby the lid comprises a top and flanks, the top being parallel to the base plane, the first flap being affixed to a first flank of the flanks, the support element comprising a second flap connected to the cardboard structure and extended in a direction normal to the base plane or parallel to the base plane, the second flap being either affixed to the top or to a second flank of the flanks, the first flank being opposite to the second flank. 
     
     
         20 . A method to erect a lid according to  claim 19 , the method comprising folding the first flank flap along the first flap folding region to form a flank of the lid, the folding of the first flank flap producing:
 the folding of the first primary folding region by generating an angle between the first secondary panel and the first primary panel; and   the folding of the ridge folding region by generating an angle between the first primary panel and the second primary panel.