Patent ID: 6053637
Filing Date: 2000-04-25
Classification: B61D,F16C,H02K,Y02T

Abstract:
A goods wagon axle bearing assembly comprising:a non-rotating part and a rotating part (11, 12);a sealing device (20) at axially outer ends of the non-rotating and rotating parts, which sealing device comprises a rigid non-rotating shield (21) fast with the non-rotating part, and a rotating shield (22) fast with the rotating part, wherein the shields comprise C-shaped portions in axial cross section, which C-shaped portions are axially opposed and overlap each other, and which C-shaped portions are further radially staggered to define an annular insulated chamber facing an inner part of the non-rotating and rotating parts; anda current generator integrated with the sealing device and placed inside the annular insulated chamber, which current generator comprises a magnetized impulse generating ring rotatably fast with the rotating shield (22) and a coil (24) operatively facing the magnetized impulse generating ring and secured to the non-rotating shield.