Spherical cooking unit
US5359988A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 28, 1992 |
| Grant date | Nov 1, 1994 |
| Priority date | — |
| Expiry date | Sep 28, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J37/0704
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An outdoor cooking unit comprises a hollow, hemispherical base that increases in diameter from top to bottom. Detachably secured to the hemispherical base is a hollow, hemispherical firebox that decreases in diameter from top to bottom. Supported by the firebox is a hollow, hemispherical cover that increases in diameter from top to bottom. Disposed within the firebox is an adjustable fuel element holder, which is contractable and expandable to regulate the concentration and diffusion of heat provided by the fuel elements. A heat sensitive device controls the expansion of the fuel element holder in accordance with the intensity of the heat in the firebox.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.