Patent ID: 11952776
Assignee: ARMSTRONG WORLD INDUSTRIES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A ceiling system comprising:
a first substrate having a first surface, a second surface opposite the first surface, and a peripheral edge comprising a plurality of sides extending between the first and second surfaces;
a plurality of securing members attached to the first surface of the first substrate, each of the plurality of securing members comprising:
a mounting flange having a bottom surface, a top surface, and mounting apertures extending from the bottom surface to the top surface, the mounting flange positioned with the bottom surface of the mounting flange adjacent to the first surface of the first substrate, and wherein the plurality of securing members are attached to the first substrate with fasteners that extend through the mounting apertures and into the first substrate;
a positioning member protruding from the top surface of the mounting flange and terminating in a distal edge, the positioning member comprising a first side edge and a second side edge; and
a grid engagement member extending from the distal edge of the positioning member and located centrally between the first and second side edges of the positioning member, the grid engagement member comprising a U-shaped engagement portion configured to engage a grid member of a grid system; and
wherein each of the plurality of securing members is oriented so that the grid engagement member extends from the positioning member in a direction towards a same one of the plurality of sides of the peripheral edge.