Hermetic sealing system for all kinds of containers. (Machine-translation by Google Translate, not legally binding)

摘要

A new sealing system for all kinds of containers, characterized in that the lid (1) will have rectangular holes (3) near its edge, and at its bottom base a rubber washer (2) or any other soft material, being in this part where the closure or lid will contact with the edge of the container that has to be closed. (Machine-translation by Google Translate, not legally binding)