Blender jar assembly and associated blender

A blender for blending foodstuff, the blender comprising:

• a blender jar assembly;
• and
• a housing for selectively receiving the blender jar assembly;
• wherein the blender jar assembly comprises:
• a container portion having an open end for receiving the foodstuff to be blended and for dispensing the foodstuff after blending;
• and
• a base portion selectively coupleable to the container portion, the base portion comprising a floor and a sidewall connected to and extending from the floor to form a chamber for receiving at least a portion of the foodstuff during a blending operation, the sidewall further comprises one or more protrusions to increase agitation of the foodstuff within the chamber, the chamber having an open end in fluid communication with the open end of the container portion when the container portion and the base portion are selectively coupled, the base portion further comprising one or more rotatable blades;
• and
• wherein the one or more rotatable blades are fully contained within the chamber formed by the floor and the sidewall and do not extend beyond a rim of the sidewall.

A blender jar assembly for blending foodstuff, the blender jar assembly comprising:

• a container portion having an open end for receiving the foodstuff to be blended and for dispensing the foodstuff after blending;
• and
• a base portion selectively coupleable to the container portion, the base portion comprising a floor and a sidewall connected to and extending from the floor to form a chamber for receiving at least a portion of the foodstuff during a blending operation, the base portion further comprises one or more spires projecting from the rim of the sidewall, the one or more spires extending into the container portion when the container portion and the base portion are selectively coupled, the sidewall further comprises one or more protrusions to increase agitation of the foodstuff with in the chamber, each of the one or more spires being aligned with a corresponding one of the one or more protrusions, the chamber having an open end in fluid communication with the open end of the container portion when the container portion and the base portion are selectively coupled, the base further comprising one or more rotatable blades;
• wherein the base portion comprises external threads and the container portion comprises corresponding internal threads such that the base portion and the container portion are selectively coupleable via the corresponding external and internal threads and such that a portion of the base portion is inserted into the container portion when the base portion and the container portion are selectively coupled.