Currently conventional multi-part access covers use galvanized steel beams and use fabrication techniques such as cutting and welding to assemble. This invention is specifically designed to reduce the complexity and assembly time of multi-part products. The multi-part cover invention is a bolt-together product.

摘要

A multi-part modular access cover consisting of frame pieces bolted together to form a perimeter frame and multiple cover piece sizes that accommodate all combinations of frame openings sizes. Figure 1 - Product in a 3D isometric view designed in CAD