Low-ovality center pin bush capable of meeting bidirectional variable stiffness requirement
Floor supporting assembly and floor supporting unit thereof
Axle box positioning method, axle box overhead node and rail vehicle
LIQUID RUBBER COMPOSITE NODE HAVING SMALL RADIAL TO AXIAL STIFFNESS RATIO
Sealing structure and sealing method of liquid rubber composite node
Integrated laminated spring and railway vehicle bogie suspension damping system
Variable-stiffness composite transverse stopper with protection function
Transverse backstop with adjustable air gap and hard backstop gap
Method for increasing torsional rigidity of supporting spherical hinge
Primary rubber spring with small vertical rigidity and large longitudinal rigidity