When there is a friendly piece on top of a transporter, this can be moved together with the transporter. It is possible to take, when moving in this way. It is also allowed to move a transporter without moving the piece on it with it. A piece on top of a friendly transporter can make an ordinary move and take the transporter with it. It is also allowed to move the piece and leave the transporter where it is.
Transporters can never move pieces of the opponent, and the opponent can never move the transporter.
It is allowed that the two transporters are on the same square. One can for instance use a checkers piece as transporter. Note that the role of the transporter is to allow pieces to be moved along with it, allowing a piece to move in kinglike manner with the transporter. For instance, the transporter allows you to have both your bishops on the same color.