BEARING BUSH AND PEDAL DEVICE WITH SAID BEARING BUSH

A bearing bush 1 includes a cylindrical portion 6 having a cylindrical inner surface 2 and a cylindrical outer surface 3; a cylindrical portion 12 having a cylindrical inner surface 7 and a cylindrical outer surface 8; a curved bulged portion 17 interposed between the cylindrical portions 6 and 12 in an axial direction X and having a curved concave inner surface 15 and a curved convex outer surface 16; an annular ring-shaped collar portion 19 provided at another end portion 18 in the axial direction X of the cylindrical portion 6 in such a manner as to extend in an outward direction A in a radial direction Y; a slit 21 which splits the cylindrical portions 6 and 12, the curved bulged portion 17, and the annular ring-shaped collar portion 19; and a plurality of inclined plate portions 23 which are formed integrally on an outer peripheral edge 22 of the annular ring-shaped collar portion 19 and extend in the outward direction A in the radial direction Y from the outer peripheral edge 22 in an inclined manner.