Patent ID: 7775366

Claim:
A refill container comprising: an internal tray having a material receptacle, a catching groove, and a bottom surface wherein the bottom surface of the internal tray is the lowest surface of the internal tray; and a mounting portion configured to cover an exposed opening of the internal tray receptacle, said mounting portion comprising: a lid portion that faces and covers said exposed opening of said internal tray receptacle with the mounting portion disposed in a mounted position over the internal tray, wherein in said mounted position the bottom surface of said internal tray is disposed at a level above a bottom edge of said mounting portion; a holding portion shaped and configured to removably receive the internal tray in the mounted position and wherein the holding portion is provided on the periphery of the lid portion; an engaging portion that releasably engages the catching groove to removably retain said internal tray in said mounted position, wherein: a step portion is formed between said lid portion and said holding portion, said step portion being in contact with a top end portion of said internal tray.