Patent ID: 9463348
Filing Date: 2016-10-11
CPC Classification: A63B,B32B,Y10T

Claim Text:
1. A mat, comprising: a first layered structure including a first characteristic, said first layered structure located at least partially within a first end section of the mat, the first layered structure including a plurality of first columns, and a plurality of second columns; and a second layered structure including a second characteristic different than said first characteristic, said second layered structure located at least partially within a second end section of the mat, the second layered structure including a plurality of first columns, and a plurality of second columns wherein each of the first layered structure and the second layered structure comprise a top layer with a plurality of first openings, and a bottom layer with a plurality of second openings, wherein the plurality of first columns are configured to translate into the plurality of first openings and the plurality of second columns are configured to translate into the plurality of second openings.