| 摘要 |
PURPOSE: A door knob cover is provided to achieve improved user convenience by permitting a user to easily open the door even during the night time. CONSTITUTION: A door knob cover is made of a rubber material having a thickness of approximately 2mm, and has a shape corresponding to the shape of a door knob. The door knob cover has convex portions(1) and concave portions(2) which are repeatedly formed. The door knob has a plurality of protrusions(3) formed at a side of the door knob, and grooves(4) formed at the other side of the door knob so as to allow protrusions to be fit to grooves. The concave portions are coated with a luminous material for ease of door opening during night time.
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