Abstract: An internal combustion barrel engine having rotating cylinders and pistons which together form combustion spaces. The combustion spaces are maintained at a substantially constant volume while a compressed air-fuel mixture is combusted therein.

Abstract: A container for dispensing a solid deodorant and/or antiperspirant. The container comprises a housing, a platform, a dispensing member, and a level indicator. The housing has an open top end for dispensing the deodorant and/or antiperspirant contained therein, a bottom end, and a side wall. The platform is positioned within the housing for supporting the deodorant and/or antiperspirant. The dispensing member is mounted in the housing and attached to the platform for moving the platform from the bottom end of the container towards the open top end of the container for dispensing the deodorant and/or antiperspirant. The level indicator is provided on the platform for indicating an amount of deodorant and/or antiperspirant remaining in the container, the amount of deodorant and/or antiperspirant remaining being indicated by the position of the platform as it is moved within the housing.

Abstract: A compact disc box for storing compact discs which provides access to such compact discs by way of a reciprocating drawer. The compact disc boxes can be connected to other compact disc boxes by way of removable couplers. The compact disc boxes can be arranged to form a custom storage arrangement such that the contents of the individual compact disc boxes can be removed from the custom storage arrangement without removing the individual compact disc boxes from the custom storage arrangement.