| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heater unit the quality of which can be guaranteed by an extremely simple work without understanding and confirming the state of a structure, having micro holes or gaps to be reinforced and repaired, more than required. <P>SOLUTION: In a planar heating element where a heat insulating material, a heater, and a metal plate on the underside of the heater are arranged in lamination and the laminated members are integrated integrally and reliably, the heater wire in the heater is sandwiched by relatively thin metal plates having a high thermal conductivity. <P>COPYRIGHT: (C)2012,JPO&INPIT |
