The Universal Adapter 2P + T 10A / 250V ~ Daneva that I showed in the previous article It is very suitable for connecting Type B and Type C plugs to Brazilian standard sockets.
But to connect American type plugs, ungrounded, There are cheap adapters and occupying less space, avoiding block neighboring outlets.
In this article I show the Flat Pin Adapter Celuz Plastimar, that cost me R $ 1,50 local trade. Check out:
Daneva also manufactures a very similar model, that can be found on Submarino.