Reversible playing or performance area
US4556213A · kind A · utility
6Cited by
8References
17Claims
0Family size
Inventor
Key dates
| Filing date | Sep 9, 1983 |
| Grant date | Dec 3, 1985 |
| Priority date | — |
| Expiry date | Sep 9, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63G25/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A reversible playing and/or performing area having at least one reversible tray which has separately utilizable opposing plane surfaces. The tray has a bottom and shallow sides. The outer surface of the bottom of the tray provides a first playing surface. The space of the tray defined by the inner surfaces of the bottom and the sides of the tray holds a bedding material which provides the base for a second, opposing playing surface. Suitable device is provided for rotatably reversing the playing surfaces. The reversible area may have a plurality of abutting trays which may be of different shapes and dimensions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.