| 摘要 |
PROBLEM TO BE SOLVED: To provide an air suspension capable of adjusting a spring rate of an air spring by adjusting a pressure action volume of the air spring applied to the air suspension. SOLUTION: The electronic control suspension device is provided with the air suspension having a volume enlargement unit connected to a pressure action space so as to enlarge the pressure action volume of the air spring and a volume adjustment valve for opening/closing the connection state between the pressure action space and the volume enlargement unit; a mode change switch for applying a mode setting key signal according to button operation of a driver; an electronic control unit for outputting a valve control signal for indicating a suspension characteristic of a vehicle in response to the mode setting key signal of the mode change switch; and an air spring volume adjustment part for forcedly setting the suspension characteristic of the vehicle by adjusting the spring rate of the air spring as in an already set range by opening/closing the volume adjustment valve according to the valve control signal. COPYRIGHT: (C)2007,JPO&INPIT |
