Builder's hardware; a manual for architects, builders and house furnishers . tom to the top of the door. The disadvantages of nearly all of the forms of spring- HINGES. 73 hinges previously considered is that they are apt to cause thedoor to slam, and the door cannot be kept open except byplacing something against it. Spring-hinges which will keepthe door open or cause it to close are peculiarly an Americaninvention and one of the most ingenious of its kind. There are four leading styles of hinges which have a hold-back feature. They are the Hero, Figure 111 ; the Nickel,Figure 112; the Devore
Builder's hardware; a manual for architects, builders and house furnishers . tom to the top of the door. The disadvantages of nearly all of the forms of spring- HINGES. 73 hinges previously considered is that they are apt to cause thedoor to slam, and the door cannot be kept open except byplacing something against it. Spring-hinges which will keepthe door open or cause it to close are peculiarly an Americaninvention and one of the most ingenious of its kind. There are four leading styles of hinges which have a hold-back feature. They are the Hero, Figure 111 ; the Nickel,Figure 112; the Devore, Figure 113, and the Wiles, Figure114. All of these hinges are necessarily single action. Theyare alike in that they are planted on the face of the door anddoor frame, and are delivered ready to be set, with the tensionfully applied. The principle on which they work is simplythis : The spring is coiled about a shank entirely disconnectedfrom the pin of the butt and either united to the butt plates bytop and bottom pieces which hook on the opposite sides of the Chapter
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Keywords: ., bookcentury1800, bookdecade1890, bookidbuildershard, bookyear1890
