| 摘要 |
<p>Safety means for a heating or cooking appliance having a frangible screen (11) wherein said screen is provided with at least one electrically conductive track (12) which is connected to energy supply control means (18) which is capable of assuming either an operative mode which will permit the supply of a fuel or electrical energy to the appliance or an inoperative mode in which the supply of such fuel or electrical energy will be interrupted. said energy supply control means (18) being arranged so that it cannot be maintained in its operative mode unless said electrically conductive track (12) remains unbroken.</p> |
