Teco Image System Co., Ltd.

Hsiu-Hao Cheng

Ming-Chieh Chung

A paper feeding and sheet separating differential device comprises a rotating shaft, a first roller, a second roller and an insertion pin, in which the first roller is installed on one end of the rotating shaft and comprises a first outer frame and a first raised mass disposed on an inner side of the first outer frame; the second roller is put around the rotating shaft and comprises a second outer frame, an accepting hole disposed inside the second outer frame and used for receiving the rotating shaft, a groove extended axially from the accepting hole to the second outer frame and the second raised mass disposed on an circumference of the accepting hole and used for propping against the first raised mass. Furthermore, the insertion pin is passed through the rotating shaft and then received in the groove.

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Taoyuan Hsien, Taiwan

Hsiu-Hao Cheng