| 摘要 |
A heater is provided with: a columnar or tubular ceramic body; a heat generating resistor body disposed in the ceramic body; a metal layer disposed on an outer peripheral surface of the ceramic body along the circumference direction thereof; and a flange joined to the metal layer via a joint material. The joint material includes a meniscus portion extending from the metal layer to the flange, wherein the meniscus portion contains a metal wire on the outer peripheral surface of the ceramic body and along the circumferential direction. |
