. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 306. FLEXIBLE BALL JOINT, which canbe packed with any kind of packing held in placeby rings and springs. This design prevents sand or grit getting intothe joint bearings and causing leaks. Tubbs patent- I30 HYDRAULIC TOWER AND APPLIANCES. 307. IRON SLUICE GATE. Type o
. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 306. FLEXIBLE BALL JOINT, which canbe packed with any kind of packing held in placeby rings and springs. This design prevents sand or grit getting intothe joint bearings and causing leaks. Tubbs patent- I30 HYDRAULIC TOWER AND APPLIANCES. 307. IRON SLUICE GATE. Type of designsused for water works, power plants, and irrigation sys-tems. Easily bolted to a wooden flume or anchoredto masonry. A water works type for the largest 308. BASKET perforated plate slid into a cylin-drical chamber with cover and yokein a line of suction pipe. Easilyremoved for cleaning. 309. Section showing perfora-tions in the strainer plate. 310. DOUBLE-BEAT FLAP VALVE. The reversed flap on the back of the main flapis a great relief to the strain and wear of thevalve. Gives a full flow with small lift. This design is well suited for very largepump valves, section and plan. 3II WATER
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Keywords: ., bookauthorhiscoxgardnerdexter18, bookcentury1900, bookdecade1910
