Hasluck, Paul N. (Paul Nooncree), 1854-1931, ed · Philadelphia, D. McKay · leaf 471
sed, with its ends taken over the pulleysand fastened to the top or bottom sashes oneach side, as shown in the sectional view, edge of the sash stile. Fig. 1423 shows anenlarged section of the boxed mullion ; Fig.1425 a sectional elevation of the top endwith the outside lining off, showing weight… … Fig. 1424.—Vertical Section through Head and Sill. Fig. 1426.—Portion of Sill showing-Housings, Weathering, etc. Fig. 1425. Thus, for each set of three sashes,four weights are made to answer. Ofcourse, in this kind the sashes must be verysimilar in size, as the double weight has toequal twice the…
Carpentry · Joinery
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