Champing element was fixed to the column with torque spanner, and it is moved on splined shaft, the transmitted most torque is proportioned with the effective combined area.
用扭矩扳手将胀套装配到圆柱面上，胀套在花健轴上运动，其传递的最大扭矩与有效结合面积成比例。
2
This paper describes the design and application of a new type of weatherstrip rolling device where low-velocity, fixed-torque aerodynamic spanner and special roller head is employed.