| 摘要 |
A valve assembly comprising a valve body and a lever for actuating the valve, the valve body comprising at least one device having a visual display, wherein the at least one device is located such that, when the lever is in a closed position, at least a portion of the visual display is located behind the lever. The lever may include an opening or window for viewing the visual display when the lever is in the closed position, or the lever may be transparent. |
