| 摘要 |
<p>A gumming device for applying adhesive (4) to sheet material fed between a rotary pressure member (14) and a rotary gumming member (5) substantially tangent to the pressure member (14) and having peripheral projections (11) with cavities (12) for retaining and applying the adhesive (4) to predetermined portions of the sheet material; scraping devices (16, 23) for removing surplus adhesive (4) from the gumming member (5) being provided upstream from the point at which the adhesive (4) is applied, and being maintained continuously contacting the gumming member (5) by the respective contacting surfaces of the gumming member (5) and the scraping devices (16, 23) interacting substantially elastically with each other. <IMAGE></p> |
