i came up with a new idea i drew it but its goin to be hard to draw on the computer its almost like the spirl only the inlet isnt in the middle and its more in the shape of a snail it starts mid way to the right then goes up for a spirl in then spirls back out to curve up to the left for the outlet
__________________
...[-_-]...
+-{ i }-+
....[][].....
|