4 ms·
Why can't someone invent a system to raise and lower a propeller or Outboard to follow the contour of the waterbed lessening the need and expense of channels?
by Txoko 5y ago
Why can't someone invent a system to raise and lower a propeller or Outboard to follow the contour of the waterbed lessening the need and expense of channels?
- fennecfoxen 5y agoWhy make the propellors go up and down? You could just fix them in the Up position, and make them as big as you can in that position. And they do; we're at that engineering limit.