Patent ID: 7721771

Claim:
An apparatus comprising: a vacuum container having an open end facing upwardly; a container assembly mounted on said open end of said vacuum container, said container assembly having a middle container and an upper container, said middle container having a power supply fixer affixed at one side thereof and a suction pump fixer affixed to an opposite side thereof, said suction pump fixer having a suction hole at one side thereof, said middle container having a discharge hole and a detection hole positioned separately on one of the sides thereof, said upper container having a discharge fixer mounted thereto, said discharge fixer having a discharger fitted thereto; a power supply received by said power supply fixer of said middle container; a pumping unit received by said suction pump fixer of said middle container, said pumping unit having a suction pump and a suction pipe and a check valve, said suction pump connected in air-tight relation by said suction pipe and said check valve to said suction hole of said middle container; a vacuum releaser positioned between said discharger of said upper container and said discharge hole of said middle container, said vacuum releaser operable for opening or closing said discharge hole, said vacuum releaser operable for switching said power supply on and off when said vacuum releaser is actuated; and a vacuum detector mounted onto said detection hole of said middle container, said vacuum detector operable for sensing a vacuum pressure within said vacuum container, said vacuum detector cooperative with said power supply so as to cut off said power supply when a desired vacuum pressure is sensed.