| 摘要 |
PURPOSE: A tie-pin is provided, which can be used as a portable memory device and prevent tie from being lowered when bending one's head. CONSTITUTION: A tie-pin(10) comprises: a first main body; a portable memory arranged inside the first main body(120); a connection terminal which locates in one side of the first main body and is connected to the portable memory; a connecting member(150) in which one end combined to the first main body; a standard pin(151) connected to the other side of the connecting member; a secondary body which can revolve around the standard pin; and an elastic member(160) wound along the circumference of the standard pin and adding an elastic force between the connecting member and the secondary body. |
