cog hold
A connection for securing two intersecting horizontal timbers in a framed structure, consisting of a tongue formed in the upper part of one timber which engages in a notch cut in the underside of the other. (Sturgis, 1900)
A connection for securing two intersecting horizontal timbers in a framed structure, consisting of a tongue formed in the upper part of one timber which engages in a notch cut in the underside of the other. (Sturgis, 1900)