244958 ⎘
Buckles, buttons, clasps, etc.; Separable-fastener or required component thereof [e.g., projection and cavity to complete interlock] including member having distinct formations and mating member selectively interlocking therewith; Receiving member includes either movable connection between interlocking components or variable configuration cavity having slidably connected, nonself-biasing interlocking component; Requiring manual force thereon to interlock or disengage having closed aperture therethrough alignable with parallel access opening