摘要 |
<p>A LOW PROFILE MOUNTING ASSEMBLY FOR USE BETWEEN A RAIL CAR SIDE FRAME PEDESTAL (20) AND THE RAIL CAR ROLLER BEARING INCLUDES A SHEAR PAD (26, 102, 204) AND A BEARING ADAPTER (24, 104, 200). IN ONE EMBODIMENT, THE SHEAR PAD (26) HAS RELATIVELY THIN PLATES (34, 38) JOINED BY AN ELASTOMERIC LAYER (44). IN ANOTHER EMBODIMENT, THE SHEAR PAD (102) INCLUDES A PROJECTION (116) EXTENDING DOWNWARDLY FROM A PLATE (108) TO BE RECEIVED AND RETAINED BY A RECESS (118) DEFINED IN A TOP SURFACE (120) OF THE ADAPTER (104). IN ANOTHER EMBODIMENT, A CENTRAL CAVITY (208) FORMED IN A LOWER PLATE (206) OF THE SHEAR PAD (204) COOPERATES WITH THE ADAPTER TOP SURFACE (202) TO DISTRIBUTE FORCES ON THE ROLLER BEARING. IN ANOTHER EMBODIMENT, AN ELASTOMERIC PROJECTION (116) OF A SHEAR PAD PLATE (108) BEARS AGAINST RIDGES (134) ON THE ADAPTER TOP SURFACE (120) TO PREVENT DISENGAGEMENT.</p> |