| 摘要 |
PURPOSE:To make the maintenance of environmental temp. easy and reduce the maintenance cost by adjusting to a predetermined amount the used treating liquid stored in a liquid reservoir part at the bottom for a treating space and making use of the remaining heat of the treating liquid to maintain the treating environmental temp. CONSTITUTION:A liquid reservoir part 11 in the form of a shallow tub constitutes the bottom for a treating space, the liquid 12 which has been used for each treatment is stored therein, liquid discharge openings 13a-13c are located in suitable positions and, from there, the liquid is carried out through a waste liquid pipe 14 and a waste liquid amount adjusting valve 15. The amount of the used liquid 12 stored in the liquid reservoir part 11 is automatically adjusted to a predetermined amount by a liquid surface meter separately provided to control the waste liquid amount adjusting valve 15 and by a suitable storing amount adjusting means separately provided such as overflow pipe. |
