Patent ID: 7708215

Claim:
A food processor cover comprising: an upper cover surface; a feed tube which extends upwardly from the upper cover surface; a safety rod assembly disposed on the outside of the feed tube, said safety rod assembly including an operating rod and a rod spring; a feed tube lid assembly including a feed tube lid pivotally mounted on the feed tube, and a movable sleeve; wherein said feed tube lid includes a through hole at an upper end thereof for receiving the movable sleeve inside the feed tube lid and enabling axial movements of the movable sleeve therein; wherein each end of the movable sleeve includes a limiting device, and the top of said movable sleeve forms a safety food entrance defined by a major axis and a minor axis, with an average of the major and minor axes being less than 2.5 inches (63.5 mm) and the major axis being less than 3 inches (76.2 mm); wherein said limiting device includes an upper limit ring and a lower limit ring respectively shaped in oval; wherein said upper limit ring and lower limit ring are integrally fixed on said movable sleeve; wherein the outer dimensions of the upper and lower limit rings are slightly larger than that of the through hole of the feed tube lid; wherein at least one protruding member is disposed at a bottom surface of the lower limit ring; wherein the periphery of said feed tube lid extends downwardly forming a lid brim with dimensions larger than that of the feed tube; wherein an upward edge of the through hole of the feed tube lid forms an upward neck; wherein said lid brim has a protruding member positioned to correspond with the operating rod; and wherein a square concave recess is disposed in the lid brim above said protruding member; and a locking device disposed on an upper end of said safety rod assembly; whereby when the feed tube lid assembly is in a closed state, the feed tube lid covers the feed tube, and the protruding member of the feed tube lid presses down the operating rod; and when the feed tube lid assembly is in an open state, the operating rod is urged to reset by means of the rod spring.