| 摘要 |
According to one embodiment of the present invention, a pillow for use in a supine sleeping position is formed of a foam body that has a top surface, an opposing bottom surface, a rear edge and an opposing front edge and lateral sides. The foam body is defined by a first region that includes the front edge, a second region adjacent the first region and a third region adjacent the second region and defining the rear edge. The first region has a convex shape, the second region has a concave shape and the third region has a convex shape. The first region having a first section that extends to the front edge and has a positive slope (convex increasing) and an adjacent second section that has a negative slope (convex decreasing). The pillow also includes a plurality of ribs located exclusively within the first section of the first region. |
