초록

A process for forming a support that includes providing a blank with a first edge and a second edge and forming a first wing at the first edge and a second wing at the second edge. The first wing is folded toward the second wing and attached thereto.

대표청구항 ▼

1. A process for forming a support, comprising: providing a blank with a first edge and a second edge; forming a first wing at said first edge and a second wing at said second edge, wherein said first wing comprises; a first leg with a free end; and a second leg attached to said first leg and

1. A process for forming a support, comprising: providing a blank with a first edge and a second edge; forming a first wing at said first edge and a second wing at said second edge, wherein said first wing comprises; a first leg with a free end; and a second leg attached to said first leg and a first portion of said blank that does not include said first edge, said second leg lies substantially parallel to a second portion of said blank that is exclusive of said first wing and said second wing; folding said first wing toward said second wing about an axis that is parallel to said first edge; and attaching said first wing to said second wing. 2. The process of claim 1, wherein said support is in the shape of a trapezoid. 3. The process of claim 1, wherein said blank is in the shape of a trapezoid. 4. The process of claim 2, wherein said blank is in the shape of a trapezoid. 5. The process of claim 1, wherein forming said first wing comprises pressing a first side of said blank into a die. 6. The process of claim 1, wherein forming said first wing comprises sensing the presence of said first wing. 7. The process of claim 6, wherein said sensing comprises detecting a direction of taper of an edge of said blank that is associated with said first wing. 8. The process of claim 1, wherein said first wing is L-shaped. 9. The process of claim 1, wherein said first wing is under bent and said second wing is over bent. 10. The process of claim 1, wherein said first wing does not interfere with said second wing as said first wing is folded toward said second wing. 11. The process of claim 9, wherein said first wing does not interfere with said second wing as said first wing is folded toward said second wing. 12. The process of claim 1, wherein said second wing comprises: a third leg with a free end; and a fourth leg attached to said third leg and a third portion of said blank that does not include said second edge, said fourth leg lies substantially parallel to a fourth portion of said blank that is exclusive of said first wing and said second wing.