Envelopes – wrappers – and paperboard boxes – Wrapper – Bottle
Patent
1980-01-07
1981-02-24
Moorhead, Davis T.
Envelopes, wrappers, and paperboard boxes
Wrapper
Bottle
229 36, 229 45R, B65D 530, B65D 542
Patent
active
042522676
ABSTRACT:
The invention relates to a self locking container comprising an integral tray and cover. Both the tray and cover are assembled without adhesive by tab and slot combinations provided in the walls thereof. In addition, the tab and slot combination for securing and locking the cover portion also serves as an automatic locking device for locking the cover to the tray when the container is closed.
REFERENCES:
patent: 690498 (1902-01-01), Webb
patent: 1559237 (1925-10-01), Fox
patent: 1755722 (1930-04-01), Bachmann
patent: 1862980 (1932-06-01), Prather et al.
patent: 2193925 (1940-03-01), Huye
patent: 2373977 (1945-04-01), Scherer
patent: 2663488 (1953-12-01), Gibbons
patent: 2789750 (1957-04-01), Kramer
patent: 2889103 (1959-06-01), Kuchembecker
patent: 3093291 (1963-06-01), Brandle
patent: 3684159 (1972-08-01), Wolfe
patent: 3827624 (1974-08-01), Dogliotti
Moorhead Davis T.
Westvaco Corporation
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