摘要 |
<p>Device characterised in that, at each lateral edge of the band (1) is arranged a handling chain (2), each of the metal plates (1') being connected to at least one of the links (2') of each handling chain (2), and in that the pinions (13) engaging with the rolling chain or chains (4) are arranged, at each end of the device, between the pinions (11) engaging with the handling chains (2) and over the same shaft (8) as the latter, the drive ratio between the two types of pinions (11, 13) being such that the linear speed of the endless metal band (1) is equal to twice the linear speed of the rolling chains (4). …<IMAGE>… </p> |