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A backsack including a flexible pouch with an open upper end, and an opposed pair of shoulder straps. The shoulder straps comprise elongate cords looped about the open end of the pouch in opposite directions for a contraction of the open end and a closing of the pouch upon an outward pull on the str

A backsack including a flexible pouch with an open upper end, and an opposed pair of shoulder straps. The shoulder straps comprise elongate cords looped about the open end of the pouch in opposite directions for a contraction of the open end and a closing of the pouch upon an outward pull on the straps. The looped cords are engaged through apertures at the closed bottom of the pouch, each cord extending beyond the corresponding aperture and forming a waist strap.

대표청구항 ▼

A backsack comprising a pouch and a pair of opposed shoulder straps, said pouch including a peripheral wall, a closed bottom and an open top, said peripheral wall including an upper section defining said open top, said upper section being selectively inwardly contractable to close said open top, sep

A backsack comprising a pouch and a pair of opposed shoulder straps, said pouch including a peripheral wall, a closed bottom and an open top, said peripheral wall including an upper section defining said open top, said upper section being selectively inwardly contractable to close said open top, separate cooperating closure means, one on each shoulder strap, engaged with said upper section for a contraction of said upper section in response to an outward movement of said shoulder straps relative to each other, aperture means on said pouch adjacent said closed bottom, each shoulder strap having a lower end thereof remote from the closure means engaged through said aperture means, each said shoulder strap defining a shoulder receiving sling between the lower end thereof and the corresponding closure means, and a pair of waist lines, each of said waist lines defining an extension of one of the shoulder straps beyond the aperture means, said waist lines extending from said pouch at the lower ends of said shoulder straps for outward movement relative to the aperture means and for tying engagement about the waist of a wearer, each of said shoulder straps being freely outwardly movable through the aperture means upon outward movement of the waist lines for a contraction of the shoulder receiving slings.