| 摘要 |
<p>A congestion preventing device for car, comprising a seat body (1), air bags (5g, 5h) for moving the muscles of the calves of a person seated on the seat body (1), an air feeding and exhausting device (6) for inflating and deflating the air bags (5g, 5h), and a control circuit (8) for controlling the air feeding and exhausting device (6), wherein the control circuit (8) controls the air feeding and exhausting device (6) when a specified time is passed after a seating detection means (7A) detects a seating to inflate and deflate the air bags (5g, 5h).</p> |
