| 摘要 |
<p>A drive device (10) for a folder in a printing press having a folding blade affixed to a folding blade shaft (12) for a folder having a gear (14) for driving the folding blade shaft (12), a drive gear (16) for driving the gear (14) of the folding blade shaft (12), a plunger (24) having an intermediate gear (28) between the gear (14) of the folding blade shaft (12) and the drive gear (16), and a device for moving the plunger (24) between a first longitudinal position with the intermediate gear (28) meshing with the gear (14) of the folding blade shaft (12) and with the drive gear (16) to drive the folding blade shaft (12), and a second longitudinal position with the intermediate gear (28) out of register with the drive gear (16) to prevent the drive gear (16) from driving the gear (14) of the folding blade shaft (12). <IMAGE></p> |
