. Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics . suspending device runs up to the ceiling. FiRE-HosE Appliances.—Under this heading are grouped the various appliances used inconnection with hose. These are: I. Nozzles and Play-Pipes; II. Couplings; III. Connec-tions : IV. Hose-repairing Devices. I. Nozzles and Play-Pipes.—Figs. 5 and 6 represent a novel form of flexible play-pipemade of rubber-lined cotton, wound on the outside with brass spring-wire. At A is show
. Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics . suspending device runs up to the ceiling. FiRE-HosE Appliances.—Under this heading are grouped the various appliances used inconnection with hose. These are: I. Nozzles and Play-Pipes; II. Couplings; III. Connec-tions : IV. Hose-repairing Devices. I. Nozzles and Play-Pipes.—Figs. 5 and 6 represent a novel form of flexible play-pipemade of rubber-lined cotton, wound on the outside with brass spring-wire. At A is shown a 350 FIRE APPLIANCES. simple form of nozzle, which is opened or closed by the movement of the swinging pail, asindicated by the dotted lines. Fig. 7 shows— Tlie Shaw ContruUing and Shut-off Suzzle (in section), by means of which a stream canbe reduced to any size or shut off at will. A conical plug, operated by an exterior hand-wheel, is inserted more or less into the throat of the pipe. The Clemens ContruUing and Spray-JSozzle (Fig. 8) is somewhat similarly constructed,the conical plug being moved into and out of the constricted throat by means of an Fig. 8.—Clemens spray nozzle Fig. 9.—Oyston spray-nozzle.
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Keywords: ., bookcentury1800, bookdecade189, booksubjectmechanicalengineering
