| 摘要 |
In the sheet-feeder in a machine manufacturing those sheets, loosening blowers (4) are directed towards the rear edge of the upper sheets in a sheet pile to preloosen the upper sheets of the sheet pile and further blowing nozzles (9, 10) are provided, by means of which, via a control valve (14) driven synchronously with the separating device, blast air can be blown, in the working cycle of the feeder, under the uppermost sheets from a separate blast air source (12) which can be adjusted independently of a central blast air supply (8). …<IMAGE>… |
