 Curvature. — The rod should not be bent abruptly round sharp corners. In no case should the length of the rod between two points be more than half as long again as the straight line joining them. Where a string course or other projecting stone work...  Elementary Meteorology - Pagina 187de Robert Henry Scott - 1898 - 410 paginiVizualizare completă - Despre această carte
 | 1883 - 586 pagini
...not, should be painted; copper ones may be painted or not according to architectural requirements. 11. Curvature. — The rod should not be bent abruptly...long again as the straight line joining them. Where a string-course or other projecting stonework will admit of it, the rod may be carried straight through... | |
 | George James Symons - 1882 - 322 pagini
...in an iron pipe reaching some distance into the ground. Painting-. — Iron rods, whether galvanized or not, should be painted ; copper ones may be painted...joining them. Where a string course or other projecting stone work will admit of it, the rod may be carried straight through, instead of round the projection.... | |
 | George James Symons - 1882 - 302 pagini
...in an iron pipe reaching some distance into the ground. Painting. — Iron rods, whether galvanized or not, should be painted ; copper ones may be painted...joining them. Where a string course or other projecting stone work will admit of it, the rod may be carried straight through, instead of round the projection.... | |
 | 1882 - 536 pagini
...the radius of whose base is equal to the height of the conductor from the ground. 5. 0'ironturr*. — The rod should not be bent abruptly round sharp corners. In no case should the length of a curve be more than half as long again as its chord. A bole should be drilled in siring courses or... | |
 | 1906 - 1580 pagini
...ones may be painted or not according to architectural requirements. 20. This regulation stands. 21. CURVATURE. — The rod should not be bent abruptly...the rod may be carried straight through, instead of around the projection. In such a case the hole should be large enough to allow the conductor to pass... | |
 | Donald A. Campbell - 1883 - 270 pagini
...rule, a cone, the radius of whose base is equal to the height of the conductor from the ground. 5. Curvature. — The rod should not be bent abruptly...round sharp corners. In no case should the length of a curve be more than half as along again as its chord. A hole should be drilled in string courses or... | |
 | Royal Society of Victoria (Melbourne, Vic.) - 1886 - 402 pagini
...should be painted ; copper ones may be painted or not according to architectural requirements. 11. CURVATURE. — The rod should not be bent abruptly...joining them. Where a string course or other projecting stone work will admit of it, the rod may be carried straight through, instead of round the projection.... | |
 | Daniel Kinnear Clark - 1892 - 682 pagini
...enclosed in an iron pipe reaching some distance into the ground. Painting. — Iron rods, \vhether galvanised or not. should be painted ; copper ones...In no case should the length of the rod between two joints be more than half as long again as the line joining them. When a stringcourse or other projecting... | |
 | Frank Eugene Kidder - 1892 - 1032 pagini
...rule, a cone, the radius of whose base is equal to the height of the conductor from the ground. 5. Curvature,. — The rod should not be bent abruptly...round sharp corners. In no case should the length of a curve be more than half as long again as its chord. A hole should be drilled in stringcourses or... | |
 | E. Spon - 1896 - 504 pagini
...protected from injury and theft, by being enclosed in an iron pipe reaching some distance into the ground. Curvature. — The rod should not be bent abruptly...between two points be more than half as long again as tlie straight line joining them. Where a string course or other projecting stonework will admit of... | |
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