Envelopes – wrappers – and paperboard boxes – Paperboard box – With closure for an access opening
Patent
1988-06-13
1989-05-16
Fidei, David T.
Envelopes, wrappers, and paperboard boxes
Paperboard box
With closure for an access opening
229143, 229152, B65D 506
Patent
active
048302821
ABSTRACT:
A top closure arrangement for a container having opposed pairs of major and minor side wall panels forming a tubular structure and including opposed pairs of inner and outer closure flaps joined to upper end edges of the side wall panels with the inner closure flaps each having foldably joined to opposite sides thereof support tabs formed from material cut from adjacent portions of said outer closure flaps and folded downwardly for engagement with adjacent surfaces of related side wall panels to help support the inner closure flaps when they are in a closed position.
REFERENCES:
patent: 2276820 (1942-03-01), Bonfield
patent: 2329628 (1943-09-01), Lanigan
patent: 2652970 (1953-09-01), George
patent: 2713964 (1955-07-01), Repking et al.
patent: 3221974 (1965-12-01), Scholle
patent: 3263896 (1966-08-01), Woolsey
patent: 3268149 (1966-08-01), Brackett
patent: 3586233 (1971-06-01), McCulloch
Carpenter Richard W.
Container Corporation of America
Elkins Gary E.
Fidei David T.
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