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US 3,994,116 AGranted
Bale wrapping process
AssigneeE. I. Du Pont de Nemours and Company
InventorRobert Milton McCormick
Life of this patent
Estimating the term…
Abstract
A novel bale-wrapping process provides bales of superior appearance and greater durability to shipping conditions and involves wrapping a strapped bale with a nonwoven fabric that is then sewn to snugly fit the gross contours of the bale.
Claims2
A process for covering a strapped bale with a fabric comprising:
- wrapping the fabric around four faces of the bale;
- clamping the fabric ends together to form a tube with at least one side flange extending outwardly from the bale, the tube extending beyond the unwrapped faces of the bale;
- sewing the side flanges together;
- tucking opposite ends of the tube having side flanges extending beyond the bale against the unwrapped faces of the bale to form side tucks;
- folding the opposite remaining portions of the extended tube lengths together to form end flanges while holding the side tucks in place, the portion of said side flanges extending beyond the bale being tucked between said end flanges and said unwrapped faces of the bale;
- and sewing the end flanges together.
3 more elements
A process for covering a strapped bale comprising:
- extending two parallel sheets of nonwoven fabric above and below the bale;
- clamping the fabrics together to snug them around the bale in the form of a tube with side flanges extended from opposite sides of the bale;
- sewing the side flanges together to form a tube with open ends extending beyond opposite ends of the bale;
- tucking opposite ends of the extending tube lengths having side flanges against the ends of the bale to form side tucks;
- folding the opposite remaining portions of the extended tube lengths together to form end flanges extending from opposite ends of the bale while holding said side tucks in place, said side tucks being between said end flanges and said ends of the bale;
- and sewing the end flanges together.
3 more elements
Dependencies are inferred from the claim text.