Patent ID: 7407329

Claim:
A sliding bearing comprising: a first bearing body having an annular surface; a second bearing body which is superposed on said first bearing body so as to be rotatable about an axis of said first bearing body, and has an annular surface opposed to the annular surface of said first bearing body; and a synthetic resin-made annular sheet which is interposed between the annular surfaces and slidably abuts against at least one of said bearing bodies, said second bearing body having a projection formed integrally on the annular surface thereof, said sheet being interposed between said projection and the annular surface of said first bearing body and slidably abutted against at least one of said projection and he annular surface of said first bearing body, said projection including at least an inner annular projection disposed on an inner perpheral portion of the annular surface of said second bearing body and an outer annular projection disposed on the annular surface of said second bearing body radially outwardly of and substantially concentrically with said inner annular projection, said inner and outer annular projections abutting against said sheet, said second bearing body being formed on the annular surface thereof with a closed recess which is surrounded by said outer annular projection, and by which said inner annular projection is surrounded, said closed recess, in which fluid is filled, being closed by said inner and outer annular projections, said annular sheet, and said annular surface of said second bearing body.