John Whitehurst invented first manual hydraulic ram in 1772. Joseph Montgolfier developed first self-acting ram pump in 1796. Easton family became major English manufacturer in 1820s. US interest peaked around 1840, declined with electric pumps
Pump head is the height at which water can be raised from suction inlet to delivery point. Total head equals suction head plus discharge head. Pump head excludes friction losses in pipes
Required materials include PVC pipes, tee sockets, sheet metal, bicycle spoke, and motor. Tools needed are soldering iron, wire cutters, and hot glue
Vertical, multistage centrifugal pump with inline inlet and outlet ports. Made of stainless steel materials with epoxy-based coating. Features cartridge shaft seal for high reliability and easy service. Power transmission via rigid split coupling
Industrial pumps are crucial in various industries including water, oil, power, and chemical processing. List includes 25 leading manufacturers worldwide. Proper labeling is essential for industrial equipment
Used for water supply, irrigation, drainage, heating, and air-conditioning systems. Maximum flow rate up to 580 m³/h and height up to 95 m. Operates between -30°C to +140°C with pressure up to 16 bar