B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
206/11, 190/81
B65D 45/32 (2006.01) B65D 45/34 (2006.01) B65D 51/16 (2006.01)
Patent
CA 1187044
- 15 - ABSTRACT OF THE DISCLOSURE A hermetically sealed container with an openable top lid, capable of completely maintaining the her- metically sealed pressure state over a prolonged period, enabling easy release from the pressurized or vacuum state in the container, allowing pressure measurement in the container during storage, and adapted for repetitive use. In this container, the concave surface of lid has corrugated recesses and is provided in the center with a valve for pressure releasing and pressure testing, of which upper end is positioned not exceeding a plane containing the upper rim of the lid.
419515
Kuji Makoto
Nakazawa Hiroshi
Ridout & Maybee Llp
Toho Sheet Frame Co. Ltd.
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