| 摘要 |
PURPOSE: A vacuum container which can visually check the degree of vacuum by having a rubber part which detects the pressure differences between the outside and inside of the container is provided so that it enables to check the state of the vacuum easily, and ensures the stability of the stored state. CONSTITUTION: A vacuum container comprises: a container cover(1), a silicone rubber(3)which seals the lever button housing(6) with the cover; an air-supply or air-ejecting silicone rubber(4) which eject the air with a vacuum pump(10) to make vacuum atmosphere in the container or supplies the air into the container with lever button(5) when releasing the vacuum; a lever button(5) which presses the air-supply or air-ejecting silicone rubber(4); a lever button housing(6) which fixes the lever button, being sealed with the silicone rubber; a vacuum degree indicating silicone rubber(8) on a certain place of the container cover; a housing(7) for the vacuum degree indicating silicone rubber to support and seal the silicone rubber(8); a container(9); and a vacuum pump.
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