发明名称 GLOW SWITCH RELAY FOR BLANKET OVERHEAT CONTROL SWITCH
摘要 An overload protection circuit for an electric heating blanket is provided. A sensing element in the blanket is coupled to a gas filled tube which has a pair of contacts that are opened when an overload condition is sensed, causing a bimetallic element to open a second pair of contacts connected in series with the heating element.
申请公布号 US3673380(A) 申请公布日期 1972.06.27
申请号 USD3673380 申请日期 1971.10.26
申请人 NORTHERN ELECTRIC CO. 发明人 GEORGE C. CROWLEY
分类号 H02H7/00;H02H5/04;H05B3/00;H05B3/34;(IPC1-7):H01H37/00 主分类号 H02H7/00
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