X 180 = 23,400 square inches section. The trough is supported by a central pivot, round which it revolves. The change of inclination is effected by means of a horizontal axle — concealed by the trough — the entire mass being so accurately balanced... Nature - Page 194edited by - 1884Full view - About this book
| William Crookes, George Wharton Simpson - Photography - 1884 - 858 pages
...being supported by vertical plates secured to the truss. The heater is (J } inches in diameter, 11 feet long, exposing 130 X 9-8 = 1274 superficial inches...and 26 inches long, intercept a sunbeam of 130 X 180 = 23,4000 square inches section. The trough is supported by a central pivot, round which it revolves.... | |
| Engineering - 1884 - 616 pages
...plates secured to the truss. The heater is 6J inches in diameter, 11 feet long, exposing 130x9.8 = 1274 superficial inches to the action of the reflected...inches wide and 26 inches long, intercept a sunbeam of 130x180=23,400 square inches section. The trough is supported by a central pivot, round which it revolves.... | |
| Charles Henry Pope - Solar engines - 1903 - 178 pages
...secured to the truss. The heater is 6% inches in diameter, n feet long, exposing 130 x 9.8 — 1,274 superficial inches to the action of the reflected...intercept a sunbeam of 130 x 180 — 23,400 square inch section. The trough is supported by a central pivot, round which it revolves. The change of inclination... | |
| Smithsonian Institution. Board of Regents - 1916 - 696 pages
...plates secured to the truss. The heater Is 6i Inches in diameter, 11 feet long, exposing 130X9.8=1,274 superficial inches to the action of the reflected...rays. The reflecting plates, each 3 inches wide and 20 inches long, intercept a sunbeam of 130X180=23,400 square Inches section. The trough Is supported... | |
| Smithsonian Institution. Board of Regents - Discoveries in science - 1916 - 690 pages
...plates secured to the truss. The heater is 6i inches in diameter, 11 .feet long, exposing 130X9.8=1,274 superficial inches to the action of the reflected...inches wide and 26 Inches long, intercept a sunbeam of 130X180=23,400 square inches section. The trough is supported by a central pivot, round which it revolves.... | |
| Sir Norman Lockyer - Electronic journals - 1884 - 1196 pages
...heater being supported by vertical plates secured to the truss. The heater is 6{ inches in diameter, 1 1 feet long, exposing 130 X 9'8 = 1274 superficial inches...wide and 26 inches long, intercept a sunbeam of 130 X ) 80 = 23,400 square inches section. The trough is supported by a central pivot, round which it revolves.... | |
| |