Patent ID: 7583923
Filing Date: 2009-09-01
Classification: G03G

Abstract:
1. A bearing structure installed between a frame and a rotary shaft to rotatably support the rotary shaft on the frame, comprising: a bearing body slidably connected to the frame and having a fitting part in which the rotary shaft is rotatably fitted, the bearing body substantially surrounding the received portion of the rotary shaft, the fitting part having an installation groove formed within at least one area thereof, and the rolling support unit having at least one ball member freely rotatably inserted in the installation groove to contact the rotary shaft in a rolling manner; an elastic member disposed between the frame and the bearing body to elastically press the bearing body to the frame in a predetermined direction; a rolling support unit installed on a specific portion with narrower clearance between the fitting part and the rotary shaft but all inside the fitting part to contact the rotary shaft in a rolling manner; and a cap member attached to the installation groove and substantially preventing the ball member from being removed from the installation groove.