Patent ID: 8523563
Filing Date: 2013-09-03
Classification: F27B,F27D

Abstract:
1. A protective collar for a kiln with a peripheral kiln sidewall that has an upper peripheral edge surface of a given shape, size, and thickness, the protective collar comprising: a rigid body portion with an upper surface, a lower surface consisting of a flat lower surface, an inner edge, an outer edge, and a shape and size substantially corresponding to the shape and size of at least a portion of the upper peripheral edge surface of the kiln sidewall whereby the flat lower surface of the body portion can be disposed to rest atop the upper peripheral edge surface of the kiln sidewall and whereby the flat lower surface of the body portion can be slid relative to the upper peripheral edge surface of the kiln sidewall from alignment with the upper peripheral edge surface, across, and off of the upper peripheral edge surface.