Builder's hardware; a manual for architects, builders and house furnishers . s in two pieces Whenthe small catch on theface-plate over the latchis pressed to one side,the lever, A, is movedso as to fit in a slot onthe side of the outsidefollow, as shown by thefi g u r e , thus holdingthe follow, and with it theoutside-knob and spindle,so they cannot be night-key operatesby first lifting the levers F|£-319B, and by moving the lever, C, which carries back with it thelatch-bolt. Figure 318 is a form of rebated-door lock bythe same manufacturers. It is inserted here merely to show theman
Builder's hardware; a manual for architects, builders and house furnishers . s in two pieces Whenthe small catch on theface-plate over the latchis pressed to one side,the lever, A, is movedso as to fit in a slot onthe side of the outsidefollow, as shown by thefi g u r e , thus holdingthe follow, and with it theoutside-knob and spindle,so they cannot be night-key operatesby first lifting the levers F|£-319B, and by moving the lever, C, which carries back with it thelatch-bolt. Figure 318 is a form of rebated-door lock bythe same manufacturers. It is inserted here merely to show themanner in which mortise-locks are fitted to a rebated-door. Figure 319 illustrates a front-door lock manufactured byRussell & Frwin. The levers on the locking-bolt, A, areattached to the bolt, and move with it, not being particularlyproof against picking, however. In operating the night-latch,the levers B are pushed to one side until the gatings are on aline to permit the post to pass, the post forming part of abent lever, the end of which shows at D, which portion acts. Front Door Lock. Russell & Erwin. Chapter XI. P. &F. Corbfn. Russell & Erwiii. 204 Chapter XI. BUILDERS HARDWARE. J. B. Shannon& Sons. directly against E, and sodraws back the latch. Inorder to secure the outsideknob, the catch on theface-plate is pushed up,throwing the slots on thelever F, Fover a shoulderon the outside-follow. Fig-ure 320 is another front-door lock by the samemanufacturers. Figure 321 is a veryexcellent lock manufac- Fig. 32 1. Front-Door Shannon & Sons.
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Keywords: ., bookcentury1800, bookdecade1890, bookidbuildershard, bookyear1890
