Automatic document feeder.

摘要

In the ADF of this invention, not only the conveying unit 16 but also at least one of the paper feeding unit 12 and the paper discharging unit 14 are supported by a support frame 10 via floating support mechanisms 86, 88, 158. The conveying unit and either one of the paper feeding unit 12 and the paper discharging unit 14 are provided with a plurality of contact pieces 18, 20 that come in contact with the platen glass 8 and with the housing 6 at the closed position of the support frame 10 or the ADF. The load of either the paper feeding unit 12 or the paper discharging unit 14 is supported by said contact pieces 18, 20 at the closed position of the ADF. <IMAGE>