| 摘要 |
<p>PURPOSE:To facilitate attachment and detachment of a cassette and yet to enable the cassette to be fixed in the right position, by providing extraction rollers for taking out copying papers one by one, swingable roller arms, etc. CONSTITUTION:Guide projections 43 are provided at the lower end of cassette 28, and notches 44 are formed on the slopes of projections 43 for engagement. When cassette 28 is attached, notches 44 are engaged with shaft 46 as the member to be engaged fixed to frame 45 of extraction unit 29 to position cassette 28. Cams 47 are fixed to both lower sides of cassette 28 so as not to contact extraction rollers 48 of unit 29 to copying papers and cassette 28 in attaching and detaching cassette 28. Rotary shaft 49 for supporting rollers 48 is fixed to the free end sides of roller arms 51 rotatably mounted on drive shaft 50 fixed to frame 45, thus permitting rollers 48 to move freely upward and downward.</p> |
