| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a gas sensor capable of suppressing a change of an oxygen concentration in reference gas. <P>SOLUTION: A through hole 17b is formed separately from a wire insertion hole 17a through a sealing rubber 17, and a filter assembly 18 is mounted on the through hole 17b. The filter assembly 18 is formed approximately cylindrically with a communication path 18a, and a waterproof and permeable filter 19 is mounted so as to block the communication path 18a. <P>COPYRIGHT: (C)2011,JPO&INPIT |
