Claims
- 1. An inflatable cushion, pyramidal in shape, said cushion comprising four triangular surfaces, including a base surface having the largest area of the four surfaces; a sitting surface; two lateral support surfaces identical in shape and size; a back flap originating from the juncture of said base surface and said sitting surface; and a valve for inflating said cushion.
- 2. The cushion according to claim 1 wherein the sitting surface forms an isosceles triangle.
- 3. The cushion according to claim 1 wherein the two support surfaces are scalene triangles.
- 4. The cushion according to claim 1 wherein the back flap is inflatable.
- 5. The cushion according to claim 1 wherein the back flap is rectangular in shape.
CROSS-REFERENCE TO RELATED APPLICATION
This Application is a continuation-in-part of U.S. patent application Ser. No. 09/545,166 filed Apr. 7, 2000 now abandoned.
US Referenced Citations (5)
Foreign Referenced Citations (1)
Number |
Date |
Country |
3613766 |
Nov 1987 |
DE |
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09/545116 |
Apr 2000 |
US |
Child |
10/303437 |
|
US |