| 摘要 |
<p>The present invention concerns: A heating element (10) comprising a heating unit (12), a heat transfer unit (14) and a temperature sensor unit (16), the heating unit comprising a first composition, the first composition comprising an epoxy-based or glass-based composition or a composition comprising a sol-gel solution in which up to about 90% of said solution is a conductive powder in a uniform stable dispersion and said solution conductive powder is a member selected from the group consisting of metals, ceramics, interceramics and semi-conductors and the temperature sensor comprising a second composition, the second composition comprising an epoxy-based or glass-based composition or a composition comprising a composition comprising a sol-gel solution in which up to about 90% of said solution is a conductive powder in a uniform stable dispersion and said solution conductive powder is a member selected from the group consisting of metals, ceramics, interceramics and semi-conductors, the heating unit and the temperature sensor unit being provided as two units, which are electrically insulated from each other and which are mechanically supported by the heat transfer unit. The invention also relates to a method of heating an appliance and to a method of providing a heating element.</p> |
