| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inspection method capable of performing accurate and simple inspection uninfluenced by the number of heating elements installed, when inspecting heating elements provided on a manufacturing facility of a glass product to generate heat by current supply. <P>SOLUTION: This method for inspecting heating elements provided on a manufacturing facility of a glass product to generate heat by current supply includes a measuring step for measuring continuously an electric resistance value of a heating element, an operation step for calculating the changing rate of electric resistance from the electric resistance value, and a determination step for determining the state of the heating element based on the changing rate of the electric resistance. <P>COPYRIGHT: (C)2013,JPO&INPIT |
