| 摘要 |
<p>A paper feeder (K) comprising a paper feed table (2) for placing paper (1) thereon, a transport roller (5), a first shaft (6) supporting the transport roller (5) thereon, feed rollers (3, 4), a first arm (7) pivotably supported by the first shaft (6) and extending toward the feed table (2), a delivery roller (8) mounted on the first arm (7) for delivering the paper (1) from the feed table (2) to the transport roller (5), a second arm (11) pivotably supported between the delivery roller (8) and the transport roller (5), a shutter (12) attached to the second arm (11) for preventing delivery of the paper (1) to the transport roller (5), a first cam (39) and a first cam shaft therefor pivotally moving the first arm (7) to thereby shift the delivery roller (8) to an operative position, and a second cam (72) and a second cam shaft therefor for pivotally moving the second arm (11) to thereby shift the shutter (12) to an operative position when the first arm (7) is not pivotally moved, the first cam shaft and the second cam shaft being combined together in the form of a single rotary shaft (38).</p> |
