| 摘要 |
<p>Developing appts. is provided for the wet processing of strips of negatives. The strip passes through processing fluids in loop form sections. Coupling elements on the strip feed drive roller connects the roller to a powered drive shaft when required The coupling element has at least one spring element (5) which is rotationally mounted on the powered drive shaft (7). The srping element (5) supports the feed roller (1). The distance between the gears (2,3) is so measured that they do not engage in the normal, central position of the roller (1).</p> |
