Patent ID: 7607599

Claim:
A food waste disposer having a housing and a rotational source, comprising: a food conveying section of the housing for receiving food waste; a motor section of the housing having the rotational source; and a grinding section of the housing receiving the food waste from the food conveying section and having a discharge outlet, the grinding section comprising: a stationary ring disposed in the housing and having an inner wall, the inner wall including a plurality of teeth, a rotatable plate coupled to the rotational source and positioned for rotation relative to the inner wall of the stationary ring, at least one lug attached to the rotatable plate, and a ledge extending around an inner periphery of the housing above the stationary ring and extending inwardly over at least an outer end portion of the lug and providing a working surface directly above the portion of the lug over which the ledge extends that in conjunction with the at least one lug enhances grinding of the food waste.