Patent ID: 7221891

Claim:
A body member of a powder container, comprising: a powder storing body storing powder and formed with an opening at one end; a base member affixed to said opening of said powder storing body; and an outlet member, which is formed with a passage configured to deliver the powder from said powder storing body to an outlet of the body member and has a shutter for selectively blocking or unblocking said passage of said outlet member, said outlet member being selectively connectable to said base member, wherein said base member comprises a powder passage that allows the powder to flow therethrough, and said powder passage of said base member has an opening area, as measured at an outlet of said base member adjacent to an inlet of said outlet member, larger than an opening area of said passage of said outlet member adjacent said shutter, wherein said shutter is a cylindrical member traversing the passage of said outlet member and is removably fittable in a transverse cylindrical shutter hole of said outlet member which transverse cylindrical shutter hole is substantially transverse to the powder passage, wherein the cylindrical member traversing the passage of said outlet member has a cylinder axis parallel to an axis of the transverse cylindrical shutter hole.