| 摘要 |
<p>The device (64) has a circular grid (66) whose thickness is greater than ten times of diameter of the grid, where the grid is made of inoxidizable material. The grid includes four circular openings (68) with diameter greater than diameter of seven circular openings (70). The centers of the four openings are arranged to form corners of a square. The seven openings form a cross part whose center corresponds to the center of the square. An independent claim is also included for a vehicle comprising a hose.</p> |
