Patent ID: 9204501
Filing Date: 2015-12-01
Classification: A23L,H05B

Abstract:
1. An oven for applying microwave energy to a product, the oven comprising: a top wall, bottom wall, and pair of opposing side walls defining a microwave cavity having a central portion; a conveyer support sheet positioned within the central portion of the microwave cavity; a conveyer travelling atop the conveyor support sheet; and a waveguide accepting microwave energy and directing it out of a rectangular waveguide mouth outlet located in the central portion of the microwave cavity so that the waveguide mouth is away from the top wall, said rectangular waveguide mouth outlet having a first width measured perpendicular to the conveyer and a second width measured parallel to the conveyer where the first width is larger than the second width; wherein the sidewalls contain a square-wave edge and the top wall contains a corresponding square-wave edge to join with each sidewall.