Patent ID: 7220945

Claim:
An oven comprising: a main body provided with an upper chamber, a lower chamber, a roller set at two sidewalls of said upper chamber respectively, an inserting groove set at a top of said lower chamber, a bottom plate set at a bottom of said lower chamber, plural sandwiched grooves set correspondingly on two sidewalls of said lower chamber respectively, a driving gear installed and plural air inlets and plural heat dispersing holes bored in a sidewall of said lower chamber, said upper chamber provided with plural air openings on the bottom for communicating with said lower chamber, plural electro thermal tubes installed in said lower chamber, two stop strips set respectively at two sidewalls of said lower chamber above said lower electro thermal tubes, said one stop strip aligned on a same level with the other at the other side; a toast tray set in the upper chamber and provided with a frame and a handle, a metallic net laid in said frame; a baking pan inserted in said inserting groove; a door pivotally installed at the front of said main body; a control panel set on said main body and provided with plural knobs and a change-over switch; a bottom base laid at the bottom of said main body and provided with a supporting rack, a supporting plate laid on said supporting rack, and two stands set properly spaced apart on said supporting plate and having a groove on its top respectively; and a shaft mounted on said stands of said bottom base and provided with a fork near its two ends respectively, a driven gear fixed at one end of said shaft and engaging with said driving gear.