Sheet of topper for mattress mounted on table, has zipper comprising closure strip that is provided at edge of the sheet main structure

摘要

The sheet (10) has a sheet main structure that comprises a resting area (16) and a projection section (18). A zipper has a closure strip (12) that is provided at an edge (14) of the sheet main structure. The resting area of sheet main structure is directly bounded in edge. Four stitched corners (20) are provided at projection section. Independent claims are included for the following: (1) topper; (2) mattress; and (3) table.