Builder's hardware; a manual for architects, builders and house furnishers . ot exceeding 4 feet by 3 inches A rather more cumbersome form of door spring and checkhas recently been put on the market by the Russell & ErwinManufacturing Company. The check acts in practically thesame manner as the Norton Door-check, but the spring is ex-posed and distinct from the cylinder, being acted upon by abent lever. This door-check has hardly been before the publiclong enough to judge fairly of it. A form of door-check, which has met with a great deal ofapproval, is the Eclipse, manufactured by Sargen
Builder's hardware; a manual for architects, builders and house furnishers . ot exceeding 4 feet by 3 inches A rather more cumbersome form of door spring and checkhas recently been put on the market by the Russell & ErwinManufacturing Company. The check acts in practically thesame manner as the Norton Door-check, but the spring is ex-posed and distinct from the cylinder, being acted upon by abent lever. This door-check has hardly been before the publiclong enough to judge fairly of it. A form of door-check, which has met with a great deal ofapproval, is the Eclipse, manufactured by Sargent & Com- 84: BUILDERS HARDWARE. Chapter VI. pany. Figure 125 shows this check in position. It consists of piston secured to the head of the door-frame and working in acylinder attached to the fop of the door. The piston-rod iskept from lateral motion hy a set-screw at one side of the foot,and a spring on the other, as shown hy the figure, so that itcan be accurately adjusted to meet the cylinder. When thedoor is opened, the cylinder is drawn entirely away from the. Fig, 125. Eclipse Door Check and Spring. Sargent & Co. piston, while the compression of the air in the cylinder whenthe door closes, prevents any slamming. The air escapesthrough openings in the end of the cylinder, so arranged as tobe easily regulated. The piston in both the Norton andthe Eclipse door-check has leather washers. The Eclipse door-check can be used with any suitableform of spring butt, though the door-spring, shown by Figure125, is especially made for this purpose by Sargent & Com-pany. It consists of a strong spiral spring, cased in a cylinderand connected with the door-frame by a hinged bent lever. The Eclipse checks and springs are finished either Tus-can bronzed, bronze-plated or nickel-plated. The prices are asfollows: DOOR SPRINGS, CHECKS, AND HANGERS. 85 Door-checks. Ordinarj Heavy. \ ery heavy. Chapter VI. Bronzed. $ $ $ Bronze. Nickel. Door-springs. rd
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