Patents Assigned to Urban Culture Institute Co., Inc.
  • Axlebox suspension system for bogie truck
    Patent number: 6119602
    Abstract: In a bogie truck for a railroad vehicle, provided is an axlebox suspension system in which respective wheelsets can make rotational displacement toward the center of a curve in the railroad at the time of passage of the truck through the curve in the railroad. A laminated rubber spring body (10) having, as a guide surface, a partial curved surface of a perpendicular cylinder (A) with the center of gravity of each wheelset (4) as its center (O) is used as a connection material to be disposed between a truck frame (1) and an axlebox (5).
    Type: Grant
    Filed: April 22, 1998
    Date of Patent: September 19, 2000
    Assignee: Urban Culture Institute Co., Inc.
    Inventor: Masao Yoshino