Patent ID: 6250794
Filing Date: 2001-06-26
Classification: A23G,B01F

Abstract:
An agitator adapted to be mounted in a container of an ice cream making apparatus, comprising:a first shaft defining a vertical axis;left and right arms extending radially and oppositely from a bottom end of said first shaft;a primary blade member disposed below said left and right arms, and having left and right blades aligned vertically and respectively with said left and right arms, and a central hole formed between said left and right blades, said left and right blades extending radially and oppositely from said central hole;diametrically opposed left and right limbs respectively interconnecting ends of said left arm and said left blade and ends of said right arm and said right blade, and respectively having parallel left and right plates and left and right wings projecting inclinedly and respectively from said left and right plates and extending respectively between said left arm and said left blade and between said right arm and said right blade;an extruding screw member having a hollow second shaft extending downwardly from a periphery of said central hole and coaxial with said first shaft, said second shaft confining a channel that is communicated with said central hole; andan auxiliary blade member including a rod that is received in said channel and that has one end extending through said central hole, and left and right leaves extending radially and oppositely from said end of said rod and substantially parallel to said left and right blades, said primary blade member and said left and right limbs being rotatable about said axis when said first shaft rotates, said auxiliary blade member being adapted to be held fast by the container when said primary blade member and said left and right limbs rotate about said axis.