| 摘要 |
In the present invention, there is disclosed a device consisting of an upper bevel gear (11) and a lower ring gear (5) that gears are mutually inclined away from each another by an angle of 5 degrees to 40 degrees. Coupling elements (8) joint resiliently together, an upper frame (14), having a fixedly mounted bearing (12) of the bevel gear (11), and a bottom frame (7), having a fixedly mounted bottom bearing (4) of the ring gear (5). On the open side between the gears (5, 11) there is situated an inlet channel (1) with a safety contactless barrier (15). |
