A WINDING SHAFT AND A PRINTER USING THE SAME

摘要

A shaft and a printer using the same. The shaft consists of a medium positioning member (100), a group of arms (200), and a member supporting the arm (300). The positioning member is provided with a fixing hole (101) in its central section. The arms group consists of a plurality of arms, one end of which connects to the positioning member, and the other end is suspended. The connecting position, at which the arm connects to the positioning member, is outside of the fixing hole. The supporting member contacts with the arms group in the case that the supporting member engages with the positioning member through the fixing hole. It may remove easily the medium winding the shaft by using the said winding shaft. By comparing with the art, the winding shaft, that has simple structure, can be disassembled and assembled conveniently.