Patent ID: 8028618

Claim:
A cooker comprising: a cooking chamber having an entrance at one end and an exit at an opposite end; a conveyor conveying products through the cooking chamber, the conveyor including: a powered conveyor belt having an outward-facing conveying side and an opposite non-conveying side advancing through the entrance and out the exit along a carryway path through the cooker; an upper diverting roller disposed in the cooking chamber and having a periphery engaging the non-conveying side of the conveyor belt; a lower diverting roller disposed in the cooking chamber below and closer to the entrance than the upper diverting roller and having a periphery engaging the conveying side of the conveyor belt; wherein the carryway path is diverted around the upper and lower diverting rollers along an S-shaped path segment; a drive rotating the lower diverting roller at a speed different from the speed of the conveyor belt to cause slip between the periphery of the lower diverting roller and the conveying side of the conveyor belt.