| 摘要 |
The disclosure relates to a method and an apparatus in a roller printing unit for locking the rollers in associated bearing housings in connection with the movement of the rollers from the open position to the working position. The movement of the rollers (2, 3) in relation to the frame of the printing unit is utilised in order, during the movement operation, to mechanically manoeuvre locking devices (14) at the bearing housings (5) of the rollers between open and closed position.
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