or Chesterfield (named for the [ame="http://en.wikipedia.org/wiki/Earl_of_Chesterfield"]Earl of Chesterfield[/ame]). Lofabed (low-fa-bed) (backless or partial-backed), the (generally considered a a combination of a davenport base and [ame="http://en.wikipedia.org/wiki/Futon"]futon[/ame] mattress resulting in a more comfortable, practical, and economical alternative to the traditional (convertible) sofa-bed. The term chesterfield is a Canadian term