| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a mixed air amount measuring device capable of highly-precisely inspecting aeration in a liquid within a short time. <P>SOLUTION: The mixed air amount measuring device 1 includes a vacuum pump 10 for injecting a brake fluid into a piping system 106 of a braking system 100, an injection pump 20, a brake fluid tank 25, a volume changing mechanism 30 for changing a volume of the brake fluid filled in the piping system 106, a pressure sensor 40 for detecting changes in a fluid pressure with changes in the volume of the brake fluid, and a computer 50 for calculating an amount of mixed air in the brake fluid based on detection results of displacement sensors 34 and the pressure sensor 40 of the mechanism 30. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
