<p>A self-regulating heating article comprising a layer of material exhibiting a positive temperature coefficient of resistance (PTC) and said PTC layer having at least partially contiguous therewith at least one layer of constant wattage output material. The article operates such that when connected to an electric power source, the current flows through at least a portion of the thickness of the PTC layer and of the constant wattage layer. In a preferred embodiment, upon heating the article, a change in dimensions as well as activation of an adhesive occurs.</p>
申请公布号
DE2543314(C2)
申请公布日期
1986.05.15
申请号
DE19752543314
申请日期
1975.09.29
申请人
RAYCHEM CORP., MENLO PARK, CALIF., US
发明人
HORSMA, DAVID AUGUST, PALO ALTO, CALIF., US;LYONS, BERNARD JOHN, ATHERTON, CALIF., US;SMITH-JOHANNSEN, ROBERT, PORTOLA VALLEY, CALIF., US
