No way to open the door at all since it's just a sliding curved panel on a motorized track.

The walls appeared metallic, curved panels joined together by huge rivets.

Between the chassis pontoons the engine was covered with a removable, curved panel.

Nick knelt to brush away dust and uncovered a curved panel.

Something of a hybrid, the jacket has one straight front panel and one curved panel.

The foreman put his hand on the curved panel to swing it shut.

Balconies faced here with glass, there with curved panels of wood.

But here is little except curved panels.

Arresting, too, are the curved panels of multicolored stained glass hanging from a black ceiling.

He also noted "residential elements" like a curved middle panel, numerous corners and floor-to-ceiling windows.