Patent ID: 9492018
Filing Date: 2016-11-15
CPC Classification: A42B,A47C,B29D,B32B,Y10T

Claim Text:
1. A layered cushion comprising: a first matrix of void cells formed exclusively in a first sheet of resiliently deflectable material, the first matrix including at least two rows and two columns of void cells; a second matrix of void cells formed exclusively in a second sheet of resiliently deflectable material, the second matrix including at least two rows and two columns of void cells, wherein each void cell of the first matrix is axially aligned with a corresponding void cell of the second matrix; a plurality of drainage holes providing one or more fluid-permeable channels through the first sheet of resiliently deflectable material and the second sheet of resiliently deflectable material; a foam layer; and a removable cover configured to envelop the first matrix of void cells, the second matrix of void cells, and the foam layer, wherein the foam layer is removable from the cover, the first matrix of void cells, and the second matrix of void cells.