| 摘要 |
<p>Introduced disposition on airtight element of occlusion, idealizes a practical and innovative model of occlusion element, belonging to the packages field, for use precisely on the container (2) closing of preserved food products; the present patent refers to a set which, conveniently arranged, provides the container's (2) occlusion, sealing and unlock for preserved food products; the device embodiment, object of the present patent, in its new constructive shape, has a body provided of a ring-shaped external element (1 ), in which central portion it is contemplated a disc-shaped element (8), which has lowers (11 ) on its face that adjusted with the ring-shaped element (1) and the container (2) shoulder; the lower face of the disc-shaped element has a lower (10), which region contacts with the container's (2) shoulder, has a sealing material layer; the disposition ensures an effective coupling by manipulated mechanical threading, which allied to the vacuum system stops the action of the external environment and allows its reutilization even after the container's (2) opening for consuming.</p> |
