Oven structure
US9638428B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 23, 2012 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | May 7, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24C3/008
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A cooking oven structure of conventional construction having a top vent provided thru an upper portion of the oven wall forming a cooking cavity, a bottom vent formed thru a lower portion of the wall, a chimney mounted on an exterior portion of the wall and exiting adjacent a top portion of the oven structure and communicating with the top and bottom cavity vents, and a damper mounted in the chimney and having a right angle configuration and pivotal about its apex to (a) a first position blocking gas flow both thru the top cavity vent and the chimney, (b) a second position blocking gas flow only thru the top cavity vent, and (c) a third position blocking gas flow only thru the chimney.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.