专利汇可以提供Oxygen sensor with heater and production thereof专利检索,专利查询,专利分析的服务。并且PURPOSE: To eliminate the trouble occurring in the difference in thermal expansion at the time of simultaneous calcination and to allow low-temp. calcination by adopting forsterite as a sintered body of ceramics.
CONSTITUTION: A sheet molding is first formed by using a zirconia type co- precipitated raw material. Electrode patters are then applied and formed on both surfaces of the sheet molding 1a by using electrode-forming paste which can form an electrode 2 for measurement and an electrode 3 for reference on the resulted molding. The sheet molding 1b ground and worked with an atm. introducing hole 6, the sheet molding 1c formed with a gas introducing hole 7 for measurement and the plural sheet moldings 1d, 1e are laminated. On the other hand,a heater molding B is formed by using a powder mixture essentially consisting of the forsterite, forming the sheet molding 4a of this powder mixture, forming resistor paste which can be made into a heating resistor 5 on the surface thereof, and laminating the sheet molding 4b essentially consisting of the other forsterite on the pattern. The oxygen sensor molding A and the heater molding B are then laminated, by which the simultaneous calcination is enabled.
COPYRIGHT: (C)1991,JPO&Japio,下面是Oxygen sensor with heater and production thereof专利的具体信息内容。
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