Patent ID: 6481999
Filing Date: 2002-11-19
Classification: A21B

Abstract:
A tunnel baking oven comprisingat least two tunnel oven units (1, 2), which are disposed side by side and parallel to a direction of througput (3) and which have an inlet station (40, 40â€²) and an outlet station (41, 41â€²); a baking chamber (8, 8â€²), which runs from the inlet station (40, 40â€²) as far as to the outlet station (41, 41â€²) in each tunnel oven unit (1, 2) which can be run independently of each other; at least one burner (30) heating the baking chambers (8, 8â€²); and a continuous baking conveyor belt (38, 38â€²), which runs from the inlet station (40, 40â€²) as far as to the outlet station (41, 41â€²) in each baking chamber (8, 8â€²), the baking conveyor belts (38, 38â€²) being drivable in the same direction and control means for operating each tunnel oven unit independently at the same rate or at different rates; wherein an intermediate wall (16) is provided between the baking chambers (8, 8â€²); and wherein the intermediate wall (16) is adjustable for change between a first position in which the baking chambers (8, 8â€²) are connected with each other and a second position in which the baking chambers (8, 8â€²) are separated from each other.