History of the Steam Engine: From Its First Invention to the Present Time

admitted annulus apparatus applied Arthur Woolfe atmosphere attached axis axle beam boiler bottom cause cavity centre channel circular cock cold water communication condenser connecting rod construction contrivance crank descend described diameter diaphragms direction effect elastic equal escape expansive force fire fixed fluid fly wheel force of steam friction friction wheel fuel furnace giving motion groove heat hole ingenious invention Jacob Perkins Jonathan Hornblower lever Loco-motive London machine machinery manner means metal moved Newcomen obtained a patent packing pass passage piston rod placed plate Portable Engine pressed pressure prevent principle produced pump purpose reciprocating engine revolution revolve Rotative Engine rotatory engine round screws segments shaft shewn side sliders sliding valve space spindle steam boat steam engine steam pipe steam tight steam vessel steam wheel stroke stuffing box sufficient surface temperature tubes turned upper vacuum various improvements Watt Watt's weight whilst