| 摘要 |
A time totaling meter 1A is provided comprising an antenna lead 78 to have induced therein an electromagnetic wave from a high tension cable 80 of an ignition circuit, an induction coil 72 provided near the end of said antenna lead 78, a waveform shaping means 5 to shape the output waveform from said induction coil 72, count memory means 7 to count and store output pulses shaped by said waveform shaping means 5, display means 8 to display the count output by said count memory means 7, and a case 71 to house said induction coil 72, waveform shaping means 5, count memory means 7 and display means 8, wherein a notch 76 having a predetermined thickness is formed on at least one corner of said case 71 and multiple holes 77 are formed in said notch 76 so as to penetrate said notch 76 and to be inserted through with the end of said antenna lead 78. <IMAGE> |
