| 摘要 |
Chair cushions and placemats are formed of a top fabric panel attached to a bottom panel which as a high coefficient of friction. The bottom panel is a rubberized web with an open pattern. The pattern consists of a plurality of rows of parallel, spaced, side by side, relatively small size elongated openings extending in a first direction. A plurality of columns of collinear, spaced, relatively large size elongated openings extend in a second direction. The first and second directions are orthogonal. A plurality of rows of rectangular areas, some of which of are devoid of openings, also form a part of the pattern.
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