Patent ID: 7401367
Filing Date: 2008-07-22
Classification: A47D

Abstract:
1. A collapsible frame structure movable between an open arrangement and a folded arrangement, comprising: a plurality of legs; a plurality of pivot joints, each pivot joint connected to one of the plurality of legs, respectively; a plurality of slider joints, each slider joint slidingly engaging one of the plurality of legs, respectively; a plurality of cross members arranged in pairs, at least one of the pairs extending between adjacent legs such that one of the slider joints connects at least one cross member of one of the pairs to one of the adjacent legs and one of the pivot joints connects at least one cross member of one of the pairs to the other of the adjacent legs; at least one latch mechanism operable in a latched condition to maintain a predetermined gap along one of the legs between one of the slider joints and one of the pivot joints to prevent movement of the collapsible frame structure toward the folded arrangement, the gap having a height greater than that of the corresponding slider joint; and a plurality of top rail segments extending between the legs so as to define an upper periphery of the collapsible frame structure, the plurality of top rail segments comprising a pair of top rail segments connected between adjacent legs, the pair of top rail segments connected to each other via a fold mechanism that prevents the collapsible frame structure from moving from the open arrangement to the folded arrangement.