ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,954, issued on Jan. 27, was assigned to Daifuku Co. Ltd. (Osaka, Japan).
"Transport facility" was invented by Marika Saito (Hinocho, Japan), Kouichi Iida (Hinocho, Japan) and Takafumi Yamazaki (Hinocho, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A transport facility includes a guide rail which is disposed along a travel path extending in a travel direction through an opening of a wall and which is configured to guide traveling of a transport vehicle, and a fire door configured to open and close the opening. The fire door is configured to, in closing the opening, move toward a first side in an arrangement direction from an open position to ...