Patent ID: 6152043
Filing Date: 2000-11-28
Classification: B61F,B64D

Abstract:
A wheel assembly disposed for movement in a plane generally parallel to a surface and removably locked to said surface so as to prevent movement of said wheel assembly in directions other than said plane, said wheel assembly comprising:a support member,an axle extending through said support member,at least one wheel supported by said axle,an elongated locking member having a longitudinal axis and rotatably supported by said wheel assembly, said locking member movable between a lock position and a stowed position,an elongated first flange associated with said surface so that said flange is generally parallel to said surface so that in said lock position said locking member engages said flange and in a stowed position said locking member is disengaged from said flange and moved to said stowed position,whereby said wheel assembly is movable along said surface and said flange when said locking member is in said lock position and removable from said flange at any point along said flange by unlocking said locking member from said flange.