 They used before to work with a buoy to the cylinder, enclosed in a pipe, which buoy rose when the steam was strong and opened the injection, and made a stroke ; thereby they were capable of only giving six, eight, or ten strokes in a minute, till a boy,...  Nature - Page 68edited by - 1904Full view - About this book
 | Robert Stuart - Steam-engines - 1829 - 372 pages
...of injection was lessened, or the injection cock was shut sooner. They used, continues Desaguliers, to work with a " buoy in the cylinder, enclosed in...steam was strong, and opened the injection and made a stroke : thereby they were only able from this imperfect mechanism to make six, or eight, or ten... | |
 | Robert Stuart - Inventors - 1829 - 510 pages
...the same part of the machine, we are indebted to a boyish love of idleness and play. " It was usual to work with a buoy in the cylinder, enclosed in a...when the steam was strong, and opened the injection pipe, and made a stroke,whereby they were only able from this imperfect mechanism to make six or eight... | |
 | Robert Stuart - Inventors - 1829 - 550 pages
...of the machine, we arc indebted to a boyish love of idleness and play. " It was usual to work wilh a buoy in the cylinder, enclosed in a pipe, which...when the steam was strong, and opened the injection pi;ie, and made a stroke, whereby they were only able from this imperfect mechanism to make six or... | |
 | Luke Hebert - Industrial arts - 1835 - 938 pages
...the authority of Dr. Desaguliers, (and the statement has never been invalidated,) that "it was usual to work with a buoy in the cylinder, enclosed in a...when the steam was strong and opened the injection pipe, and made a stroke, whereby they were only able, from this imperfect mechanism, lo make six or... | |
 | Hugo Reid - Steam-engines - 1838 - 234 pages
...according to Desaguliers, worked by the engine itself. He says — " They used to work with a buoy to the cylinder, enclosed in' a pipe, which buoy rose,...when the steam was strong, and opened the injection." Then, he mentions that a boy, named Humphrey Potter, who attended the engine in 1713, "Added (what... | |
 | John Scott Russell - Steam-engines - 1841 - 422 pages
...they had always done it on the outside. They used before to work with a buoy in the cylinder inclosed in a pipe, which buoy rose when the steam was strong, and opened the injectionpipe and made a stroke, whereby they were capable of only giving six, eight, or ten strokes... | |
 | Artizan club (London, England) - Steam engineering - 1847 - 338 pages
...cylinder, whereas before they had always done it on the outside. They used before to work with a buoy to the cylinder, enclosed in a pipe, which buoy rose...the steam was strong and opened the injection, and mode a stroke ; thereby they were capable of only giving six, eight, or ten strokes in a minute, till... | |
 | Electronic journals - 1903 - 666 pages
...Experimental Philosophy,' third edition, 1763, vol. ii. p. 533, as follows :— " They used before to work with a buoy in the cylinder enclosed in a pipe, which buoy rose when the steam was strong ana opened the injection and made a stroke ; thereby they were capable of only giving six, eight, or... | |
 | John Bourne - Steam engineering - 1851 - 346 pages
...cylinder, whereas before they had always done it on the outside. They used before to work with a buoy to the cylinder, enclosed in a pipe, which buoy rose...steam was strong and opened the injection, and made a stroke ; thereby they were capable of only giving six, eight, or ten strokes in a minute, till a... | |
 | Hugo Reid - Steam engineering - 1851 - 292 pages
...according to Desaguliers, worked by the engine itself. He says, — " They used to work with a buoy to the cylinder, enclosed in a pipe, which buoy rose,...when the steam was strong, and opened the injection." Then he mentions that a boy, named Humphrey Potter, who attended the engine in 1713, " added (what... | |
| |
