Patent ID: 6150636
Filing Date: 2000-11-21
Classification: A47J,F24C,H05B,Y02B

Abstract:
Cooking system having an electric hotplate, said system transferring heat by contact to at least one cooking vessel, said system comprising:at least one heating resistor applied to a substantially disk-shaped hotplate body having a cooking surface defining a cooking area;wherein the hotplate body is comprised of nonoxidic ceramic and is placed in a recess of a hob plate; andwherein the surface has macro-unevennesses, defined as divergence from a geometrically ideal plane, and micro-unevennesses, defined as roughness of the surface, both unevennesses not exceeding 0.1 mm in most of the cooking area in a working temperature range between approximately room temperature and 500 K in most of the cooking area.