Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 421
the part against the wheelis compressed or crimped, while the opposite side is stretched, thusproducing a constant wear and strain of the fibre of the cord, whichfinally breaks it down. It will be evident that this disintegratingaction will increase wnth the larger diameter of the cord. A cordjust… … Fig. 49. Pulley Arrangement for Carrying Sash Cord to Distant Boxes. Taken as a whole, the window—with its lock which rarely works,its exasperating pulls, and its sash-cord broken when most needed —•is one of the oldest, and still one of the greatest, of modern incon-veniences. Undoubtedly the…
Architecture · Building
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