| 摘要 |
PROBLEM TO BE SOLVED: To provide a valve abnormality determination device capable of determining degree of breakage of the valve when breakage of the valve is detected. SOLUTION: The valve abnormality determination device determining abnormality of the valve 5 is provided with; a conductive part provided on the valve and breaking with accompanying breakage of the valve to indicate resistance value corresponding to the degree of breakage of the valve; a resistance value detection means 51 detecting resistance value of the conductive part; and a degree of breakage determination means determining degree of breakage of the valve based on resistance value of the conductive part detected by the resistance value detection means. COPYRIGHT: (C)2008,JPO&INPIT
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