(under the class definition) Structure including an exposed facing sheet which is attached to another structure which sheet is defined as (1) being under tension, (2) flexed or (3) defining that the other structure has means operating to pull on the sheet, the sheet acting to stress a substructure or frame so that the components of the assembly act to strengthen the structure as a whole.
SEE OR SEARCH THIS CLASS, SUBCLASS:
179+, for a stair tread nosing which may be formed by a tensioned sheet, e.g., carpet.
223.1+, for a precompressing, e.g., prestressing construction.
273, for a flexible barrier covering which may be stretched
