Patent ID: 8516861
Filing Date: 2013-08-27
Classification: D06F

Abstract:
1. A washing machine, comprising: a tub; a gasket coupling part to which a gasket is coupled; a plurality of fastening bosses disposed along a circumference of and arranged about a central axis of the tub; a plurality of weights coupled to respective ones of the fastening bosses; a plurality of ribs to reinforce each of the fastening bosses, wherein: each boss includes ribs arranged in a radial configuration with respect to a center of each boss, at least some of the ribs in the radial configuration having a first portion coupled directly to an outer radial wall of the boss and a second portion extending outwardly away from a boss, the first portion extending along the outer radial wall substantially to a top of the outer radial wall, the ribs in the radial configuration including at least two first ribs extending outwardly away from the central axis of the tub and at least one second rib extending inwardly towards the central axis of the tub, wherein at least some of the first and second ribs have a substantially L-shape configuration, the first portion extending in a vertical direction and provided at a circumference of the boss, and the second portion extending in a horizontal direction extending outwardly away from the first portion, and at least one of the at least two first ribs is thicker than the at least one second rib.