公开(公告)号：US20080173210A1

公开(公告)日：2008-07-24

申请号：US12004576

申请日：2007-12-21

申请人： James S. Kennedy ,  Herman C. Ruhlman

发明人： James S. Kennedy ,  Herman C. Ruhlman

IPC分类号： B61F5/10

CPC分类号： B61F5/127

摘要： A hydraulic stabilizer for a railway freight car truck, the truck having a bolster and side frames each respectively supporting at least one railway axle/wheel set. The hydraulic stabilizer being contained within the area of the spring set between the bolster and the side frame, and having a working cylinder and piston contained within a housing. The device having a rod seal affixed intermediate said cylinder and said piston; and an oil seal affixed intermediate said cylinder and said piston. The oil seal having at least two lip profiles extending radially inward to said cylinder.

摘要翻译： 一种用于铁路货车车辆的液压稳定器，具有摇枕和叉车架的卡车分别支撑至少一个铁路车轮/车轮组。 所述液压稳定器包含在所述弹簧和所述侧框架之间的所述弹簧的区域内，并且具有包含在壳体内的工作缸和活塞。 所述装置具有固定在所述气缸和所述活塞之间的杆密封件; 以及安装在所述气缸和所述活塞之间的油封。 油封具有至少两个唇形轮廓，径向向内延伸到所述气缸。