Patent ID: 9611580
Date: 2017-04-04
CPC Classifications: D06F

Claim:
1. A washing machine appliance defining an axial direction, a radial direction, and a circumferential direction, the washing machine appliance comprising: a tub; a basket rotatably mounted within the tub and including a bottom wall, the basket defining a wash chamber for receipt of articles for washing; and an agitation element disposed in the basket and including a perimeter lip, the perimeter lip extending along the axial direction towards the bottom wall of the basket, the bottom wall of the basket including a ridge extending substantially parallel to the axial direction towards the agitation element and along the circumferential direction in a loop on the bottom wall, the ridge of the bottom wall positioned inwardly of the perimeter lip along the radial direction and proximate to the perimeter lip to hinder debris from reaching a cavity defined between the agitation element and the bottom wall of the basket, wherein the ridge of the bottom wall defines a plurality of notches configured to allow fluid to flow between adjacent portions of the ridge and to the cavity defined between the agitation element and the bottom wall of the basket.