Curtainsider trailer is a term used for a trailer, usually a flat decked trailer, with a rigid frame above the deck with a solid roof and rear doors, and removable curtain sides secured by straps.
Curtainsider trailers are often used for transporting palletised goods.
Tautliner trailer is an alternative name for a curtainsider trailer.
Chipliner trailer is a name for a curtainsider with extra-thick curtain sides, and capable of loading through the roof. Chipliner trailers are frequently used for transporting woodchips and sawdust.