A folding bed mechanism, such as, for example, a convertible ottoman, has a plurality of pivotally connected bed sections, including a base section supported on rollers or the like. The bed sections are adapted to unfold into a straight line and to fold into a compact configuration. The improvement of the present invention comprises at least one anti-roll foot mounted in the base section for movement toward and away from the surface on which the base section is supported and a control mechanism ...