Patent ID: 11933522
Assignee: THE MERCHANT OF TENNIS, INC.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 12:
13. A portable heater comprising:
a heat reflector with a concave reflective surface configured to define a field of reflective radiation;
a grill mounted on the heat reflector, the grill comprising a plurality of spaced-apart radial rails and a plurality of spaced-apart concentric rails configured to form a screen obstructing objects from being inserted past the grill; and
a ceramic substrate with a heating element configured to define a field of direct radiation, the concave reflective surface having a center main portion and the ceramic substrate mounted on an interior side of the grill with the heating element facing the concave reflective surface such that the center main portion of the concave reflective surface is exposed in its entirety to the field of direct radiation, and
a stand supporting the heat reflector and having a tip over switch.