专利名称：Temperature responsive warning device发明人：Gabriel Dewaegheneire申请号：US06/271173申请日：19810608公开号：US04448147A公开日：19840515
摘要：A warning device for indicating a predetermined temperature level of a solidobject includes inner and outer concentric telescoping tubes having outer surfaces ofdifferent and contrasting appearances; a heat- conducting device for fixing one of thetubes to the solid object; a temperature-responsive spring element disposed within andabutting each of the tubes, the spring element being made of a material having shapememory properties such that upon an increase in temperature it expands and causesoutward telescopic movement of one tube relative to the other tube to thereby exposethe outer surface of the inner tube to view.
申请人：LEUVEN RESEARCH & DEVELOPMENT
代理机构：Cushman, Darby & Cushman
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