Patent ID: 8208845
Filing Date: 2012-06-26
Classification: G03G

Abstract:
1. A bearing structure for a rotary member, said bearing structure comprising: a rotary shaft provided in said rotary member; a flange formed at an end portion of said rotary shaft, said flange having a portion projecting radially outward from said rotary shaft; a shaft end portion projecting from said rotary shaft longitudinally outward beyond said flange; a lubricant filling hole formed in said shaft end portion; and a bearing supporting said rotary member rotatably about said rotary shaft, said bearing including a wall portion and a recess with an opening at the wall portion and a closed depth end surface spaced from the opening, said shaft end portion being accommodated in the recess and said flange being in contact with the wall portion so that the recess is sealed off by said flange and defines a substantially closed space.