Patent ID: 7431505
Filing Date: 2008-10-07
Classification: F16C,Y10T

Abstract:
1. A fluid lubrication bearing apparatus comprising a housing; a bearing sleeve which is adhered on the inner periphery of the housing; a shaft member which is inserted at the inner periphery of the bearing sleeve and rotates relative to the housing and the bearing sleeve; and a radial bearing portion which supports the shaft member in a non-contact manner in the radial direction by a lubricating film of a fluid which occurs in a radial bearing gap, the housing being formed by injection-molding a resin and having a concave shaped adhesive reservoir on its inner circumferential surface formed by a sink mark of the resin during the injection molding, and the adhesive reservoir being provided with at least its deepest part shifted from the axial position where the radial bearing portion is formed.