Abstract: A junction box cover assembly for mounting a fixture on a wall or ceiling. The assembly includes an adapter plate for being mounted on a junction box. A patch for supporting the cover assembly on the wall or ceiling in a mounted condition is provided. The patch is adapted to rest flush against the wall or ceiling and to be covered by and embedded in a joint compound. A hub having a body is insertable through openings of the patch and the adapter plate. The assembly includes elements for securing the hub to the adapter plate and elements for securing the hub to the patch. An insert is attachable to the hub for mounting a fixture or providing a blank-up cover.

Abstract: A junction box cover assembly for mounting a fixture on a wall or ceiling. The assembly includes an adapter plate for being mounted on a junction box. A patch for supporting the cover assembly on the wall or ceiling in a mounted condition is provided. The patch is adapted to rest flush against the wall or ceiling and to be covered by and embedded in a joint compound. A hub having a body is insertable through openings of the patch and the adapter plate. The assembly includes elements for securing the hub to the adapter plate and elements for securing the hub to the patch. An insert is attachable to the hub for mounting a fixture or providing a blank-up cover.

Abstract: A locking gimbal ring assembly including an inner ring for holding an article and an outer clamping element for receiving the inner holding ring and connectable with an outside structure, with the outer clamping element being formed of two superimposed annular elements having each a circular half-hole provided on an adjacent end surface of each of the annular element and complementary to each other, the complementary circular half-holes forming a clamping socket, the top and bottom annular elements having at least a pair of complementary opposite holes for connecting the top and bottom annular elements together, the assembly further including a pin connectable with the inner holding ring for joint pivotal movement therewith and receivable in the clamping socket formed by the annular elements, and screws extending into the pair of complementary holes formed in the top and bottom annular elements for adjustably connecting the top and bottom annual elements.