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专利名称：Oxygen sensor发明人：Takao Akatsuka申请号：US05/799694申请日：19770523公开号：US04116797A公开日：19780926
摘要：An oxygen sensor to be used with internal combustion engines, in automobiles,etc.. The sensor includes a solid electrolyte tube with a closed tip, an outer and an innerelectrode respectively formed on the outside and the inside of the electrolyte tube, ahousing to hold the tube, electrically conductive means to take out the electrical outputof the inner metal electrode, a cover supported by the housing; an air passage in an endopening of the cover; and a multi-layer heat-resistant filter with a low rate of thermalexpansion in the air passage.
申请人：TOYOTA JIDOSHA KOGYO KABUSHIKI KAISHA
代理机构：Brisebois & Kruger
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