Patent ID: 6623165
Filing Date: 2003-09-23
Classification: B21B,F16C

Abstract:
A sealing bearing apparatus comprising:an inner race; an outer race; rolling elements rotatably disposed between the inner race and the outer race; and a sealing device for sealing a space between the inner race and the outer race, the sealing device including: an outer race member; an inner race member encircled by the outer race and attached to the inner race; and a sealing member furnished between the inner member and the outer member, the sealing member having: a sealing body attached to the inner race member; and a sealing face part disposed on the outer race member, wherein, when the inner race member is rotated at a predetermined speed or lower, the sealing body contacts the sealing face part, and when the inner race member is rotated at a speed more than a predetermined speed, the sealing body reduces the contacting pressure to the sealing face part, or separates from the sealing face part such as to form a non-contacting seal in conjunction with the sealing face part, wherein the inner race member includes a-ring-shaped sleeve, a substantially disk-shaped holder and a core metal, and the sealing body is adhered to the core metal which is press-fitted into the holder.