| 摘要 |
<p>For automatic high speed sealing of envelope flaps the envelopes 74 are fed through an area nip region 68 between the periphery 54 of a revolving drum 52 and an endless resilient belt 60 which moves with the drum surface. The envelopes are fed seriatim and the flaps are pressed down and sealed during passage through the area nip region. The device as shown also turns the envelopes over as they pass from feed tray 76 to delivery tray 80. <IMAGE></p> |
