Vehicle height adjustment apparatus

A vehicle height adjustment apparatus comprising:

• a plurality of vehicle height adjustment units that are respectively provided to correspond to wheels of a vehicle body, and adjust a vehicle height in response to the supply and discharge of a working fluid;
• a pressure tank that stores the working fluid;
• a compressor that pressure-feeds the working fluid;
• a plurality of opening and closing valves that are interposed between the vehicle height adjustment units and the pressure tank;
• a vehicle height acquisition unit that acquires a vehicle height value of each of the wheels;
• and
• a control unit that controls each of the vehicle height adjustment units to adjust a vehicle height, and controls the compressor,
• wherein when a vehicle height adjustment speed, which is calculated from the vehicle height value acquired by each of the vehicle height acquisition units during a vehicle height increasing process, is less than or equal to a predetermined threshold value, the control unit drives the compressor to pressure-feed the working fluid to the vehicle height adjustment units.