铁道车辆用空气弹簧
90年代以来，随着铁路客运速度的不断提高，空气弹簧的应用越来越广泛。空气弹簧不但可以显著改善车辆的垂向和横向振动性能，提高旅客的乘坐舒适度，而且可以大大简化转向架的结构，有利于实现高速列车轻量化的设计要求，这类产品也完全适用于城市轨道（轻轨）和地铁车辆。
Railway vehicles application Since the 90’s, the traveling speed has been accelerating faster and faster with the railway vehicles, Air Suspension Systems are widely applied. Air Springs not only will improve the rolling forces of the vehicle, more comfortable riding condition, more quite cabin environment are also provided. In addition, it has simplified the construction of the carriage. These advantages have helped the designers to fulfill the requirement of total vehicle weight reducing stipulation on city rails and subway vehicles.