| 摘要 |
PURPOSE:To prevent a developing soln. from dropping, by detecting presence of a developing soln. tank at a prescribed position, then, opening the outlet of a developing dish, and automatically closing it upon removing the tank. CONSTITUTION:When a developing tank 1 is set on a stand 6, a shaft 8 is lowered against a spring 7, a needle wire 13 is loosen, and a stopper 10 swings down due to its own weight to leave the outlet 5 open. When the tank 1 is removed from the stand 6, the shaft 8 is raised by the restoring force of the spring 7 against the weight of the stopper 10, the wire 13 is wound again, and the stopper 1 is swung in the arrow direction to close the outlet 5 with the main part of the stopper 10. |
