Patent ID: 6929119
Filing Date: 2005-08-16
Classification: B65D,G01F,Y10S

Abstract:
1. An aroma preserving canister for coffee or other granulated product having aroma, said canister comprising: a hollow body of the canister; a cap sealing said hollow body; and a disk sealing said coffee or product when the canister is uncapped; wherein said disk is placed horizontally inside said canister at about 0.5-1.5 cm under the cap, said disk having a major stationary portion and a minor movable portion; the cap and the movable portion contain mutual means for maintaining said movable portion pressed downwardly thus unsealing said coffee or product when the canister is capped; the connection between the stationary portion and the moveable portion is elastic or provided with means for retracting said disk movable portion back to the horizontal sealing position when the canister is uncapped; and said mutual means comprise a protrusion located on the movable portion of the disk and directed upwardly.