Patent ID: 8869684
Filing Date: 2014-10-28
Classification: A21B,B62B

Abstract:
1. A conveyor oven, comprising: an oven housing having a frame with a top wall and side walls downwardly dependent from the top wall, a bottom portion of the frame defining an opening of the oven to allow combustion materials to fall through the opening; the frame, top wall and side walls defining an interior baking chamber; the oven housing being mounted on leg supports; a heat source for heating the baking chamber in excess of 700° F.; an endless conveyor mounted within the oven housing for continuous transport of foodstuffs through the baking chamber, said conveyor disposed directly above the opening; a plurality of access dollies having a fire resistant upper surface and an insulating material below said upper surface, said plurality of access dollies disposed below the frame of the oven housing between the leg supports and having means for sliding between a sealing position below the opening and an open position removed from the opening, wherein in the sealing position the plurality of access dollies form a bottom wall of the oven housing with the fire resistant upper surface in sealing engagement with the bottom portion of the frame to seal and insulatingly cover the opening below the conveyor to prevent heat loss from the baking chamber, and wherein the dollies are unsealable and slidably removable from the sealing position below the conveyor to the open position to provide access to the baking chamber below the conveyor without turning off the heat source or cooling the oven.