Builder's hardware; a manual for architects, builders and house furnishers . Fig. 243. Turn-buckleA. G. Newman. Fig. 242. Lock Blind-fast. Stanley Works. and is forced up as shown by the dotted lines, dropping soas to catch inside of the pin. Figure 242 has a concealedspring, to force the action of the lever. The foregoing styles ef blind-fasts are intended to be usedon wooden buildings, but with some modifications in the sizesmight also serve for brick buildings. In New York, it is. 151 Chapter IX. Fig. 244. Drop-and-Pin-fast. Stanley Works. customary to use some form of turn-buckle, Figure 2
Builder's hardware; a manual for architects, builders and house furnishers . Fig. 243. Turn-buckleA. G. Newman. Fig. 242. Lock Blind-fast. Stanley Works. and is forced up as shown by the dotted lines, dropping soas to catch inside of the pin. Figure 242 has a concealedspring, to force the action of the lever. The foregoing styles ef blind-fasts are intended to be usedon wooden buildings, but with some modifications in the sizesmight also serve for brick buildings. In New York, it is. 151 Chapter IX. Fig. 244. Drop-and-Pin-fast. Stanley Works. customary to use some form of turn-buckle, Figure 243, which Turn-buckles,is driven into the joints of the brickwork, the cross-piece being 152 BUILDERS HARDWARE. Chapter ix. free to turn, but hanging naturally in a vertical position byreason of the greater weight of the longer arm. Turn-bucklesof a slightly different shape are sometimes used, also, for . wooden buildings. All of the foregoing are, in a certain sense, automatic; thatis to say, the blind, if flung open or shut will stay in posi-tion, requiring no specialadjustment. Figure 244is a form of drop-and-
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