On 5/18/2021 5:58 PM, Bob D wrote:
On Tuesday, May 18, 2021 at 3:08:51 PM UTC-5, Leon wrote:
One has to wonder why there are oval ports.

Maybe Festool had a summer intern mechanical engineer doing the design and their focus was on the fluid mechanics equations. There are no factors in fluid mechanics for "is this practical".




Yeah! What you said. ;~) I have to think no room for a round port on
the base unless they made it much smaller.