Flexible bags – Convertible
Patent
1983-08-26
1984-11-20
Shoap, Allan N.
Flexible bags
Convertible
383127, 493243, 493308, 493916, 426112, B65D 3010
Patent
active
044843500
ABSTRACT:
A glueless paper bag is formed from a single sheet of paper or similar flexible sheet material which is first folded longitudinally upon itself and then transversely to provide an open mouth bag having a closed bottom, pleated, relatively expansible sides, a single ply front wall, a multiple ply rear wall and a locking section which is tucked into the open mouth of the bag in overlying relation to the multiple ply rear wall thereof. The bag may be readily unfolded to provide a rectangular doily or napkin-forming sheet.
REFERENCES:
patent: 529656 (1894-11-01), Lorenz et al.
patent: 2344369 (1944-03-01), Salfisberg
patent: 2416816 (1947-03-01), Campagnano
Gehman Bryon
Rambo William S.
Rambo Wm. Cates
Shoap Allan N.
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