 | Frederick Augustus Porter Barnard - Exposition universelle de 1867 à Paris - 1869 - 724 pages
...between it and case D, and prevent sand, dirt, &c., from coming into contact with the shaft. The bearing N is in like manner protected from dirt, enabling...pump is in motion, and used only to retain the charge when at rest,) and no wearing parts except the shaft in its bearings, which is perfectly protected... | |
 | Frederick Augustus Porter Barnard - Exposition universelle de 1867 à Paris - 1869 - 740 pages
...between it and case D, and prevent sand, dirt, &c., from coming into contact with the shaft. The bearing N is in like manner protected from dirt, enabling...action, (the foot valve remaining open while the pump Ls iu motion, and used only to retain the charge when at rest,) and no wearing parts except the shaft... | |
 | United States. Commissioners to the Paris Universal Exposition, 1867 - Exposition universelle de 1867 à Paris - 1870 - 718 pages
...between it and case D, and prevent sand, dirt, &c., from, coming into contact with the shaft. The bearing N is in like manner protected from dirt, enabling...pump is in motion, and used only to retain the charge when at rest,) and no wearing parts except the shaft in its bearings, which is perfectly protected... | |
 | Frederick Augustus Porter Barnard - Industrial arts - 1870 - 684 pages
...it and cast; D, and prevent sand, dirt, &c., from coining into contact with the shaft. The bearing X is in like manner protected from dirt, enabling the...pump is in motion, and used only to retain the charge when at rest,) and no wearing parts except the shaft in its bearings, which is perfectly protected... | |
 | Samuel Edward Warren - Machine design - 1870 - 376 pages
...protected from dirt, enabling the pump constantly to discharge a large proportion of sand, gravel, etc., without injury to any of its parts. There being no...pump is in motion, and used only to retain the charge when at rest), and no wearing parts, except the shaft in its bearings, which is perfectly protected... | |
 | United States commission to the Paris expos, 1867 - 1870 - 726 pages
...bearing N is in like manner protected from dirt, enabling the pump constantly to discharge a Inrge proportion of sand, gravel, &c., without injury to any of its parts. There k'ing no valves in action, (the foot valve remaining open while the pump is in motion, and used only... | |
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N is in like manner protected from dirt, enabling the pump constantly to discharge a large proportion of sand, gravel, &c., without injury to any of its parts. There being no valves in action, (the foot valve remaining open while the pump is in motion,... 