STIRRER

摘要

A stirring rod or stirrer for heating or cooling liquids without external supply of energy. The stirring rod can be used for heating or cooling food and beverages, e.g. baby food, in places without convenient access to kitchen utensils and/or electric power. The surface temperature can be adapted to the purpose. Embodiments wherein the change of temperature is achieved by chemical reactions, phase transitions, electrical heating elements and thermo electric elements are disclosed. In one disclosed embodiment, the stirring rod is switched between heating and cooling mode by means of a switch.