Abstract: A two-part piston for an internal combustion engine comprising an annular outer piston connected to the crankshaft by two connecting rods and an inner piston fit into the bore of the annular outer piston connected to the crankshaft by one connecting rod. The reciprocating motion of the inner and annular outer piston is controlled by the location of the respective connecting rod bearing journals on the crankshaft.

Abstract: A microwave popcorn package including a container having a bottom wall, an open top and a tapered side wall extending from the bottom wall to the open top. The package also includes a variety of lids including a lid which has a substantially planar center portion. The lid is positioned within the container between the bottom wall and the open top to define a popcorn receiving region and to provide a support for the stacking of a plurality of containers. The invention further includes a pouch positioning collar and a method of making and assembling the above package.

Abstract: A microwave popcorn package including a container having a bottom wall, an open top and a tapered side wall extending from the bottom wall to the open top. The package also includes a substantially planar lid positioned within the container between the bottom wall and the open top to define a popcorn receiving region and to provide a support for the stacking of a plurality of containers. The invention also relates to a method of making and assembling the above container.