 | 1824 - 514 σελίδες
...may be sufficient to defend it by a double copper conductor, ABC, fig. 27, without any paratonnerre stem. As the influence of this conductor will not...cannot attract the lightning from a distance, and yet will protect the magazine, should it be struck. A1 common magazine, or any other building, maybe defended... | |
 | 1824 - 512 σελίδες
...may be sufficient to defend it by a double copper conductor, ABC, fig. 27, without any paratonnerre stem. As the influence of this conductor will not...cannot attract the lightning from a distance, and yet will protect the magazine, should it be struck. A common magazine, or any other building, may be defended... | |
 | 1825 - 418 σελίδες
...building, it may be sufficient to defend it by a double copper conductor, without any paratonnerre stem. As the influence of this conductor will not...cannot attract the lightning from a distance, and will yet protect the magazine, should it be struck. Paratonnerres for Ships. The stem of a paratonnerre... | |
 | John S Skinner - 1825 - 436 σελίδες
...to defend it by a double copper conductor, without any stem. This is done on the European Continent. As the influence of this conductor will not extend...cannot attract the lightning from a distance, and will yet protect the magazine, should it be struck. Lightnins Rods for Ships. Lightning Rods for Powder... | |
 | 1825 - 630 σελίδες
...building, it may be sufficient to defend it by a double copper conductor, without any paratonnerre stem. As the influence of .this conductor will not...cannot attract the lightning from a distance, and yet will protect the magazine, should it be struck. Paratonnerres for Ships. The stem of the paratonnerre... | |
 | 1833 - 336 σελίδες
...the building be large, several should be used, arranged according to the rule, that a lightlung-rod may be considered as protecting a circular space whose...should be screwed on an iron rod rising above the top- gallant mast, and connected, by means of a hook or ring at its other extremity, with a metallic... | |
 | 1833 - 370 σελίδες
...interruptions in the former, and thus occasion serious injury to the building, and danger to its inhabitants. lofty building, it may be sufficient to defend it...vessel, the stem may consist merely of the copper poim already described. It should be screwed on an iron rod rising above the top-gallant mast, and... | |
 | Joseph Louis Gay-Lussac - 1881 - 132 σελίδες
...sufficient to protect it by a double copper Fig. 24. conductor (AB c in fig. 23), without any terminal rod. As the influence of this conductor will not extend...cannot attract the lightning from a distance, and yet will protect the magazine, should it be struck. A common magazine, or any other building, may be defended... | |
 | Richard Anderson (F.C.S.) - 1885 - 498 σελίδες
...conductor (as ABC in fig. 23), without any terminal rod. Since the influence of this conductor does not extend beyond the building, it cannot attract the lightning from a distance, but nevertheless it will protect the magazine should it be struck. A magazine of more extended form... | |
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It is also advisable to have several paratonnerres round each magazine. If the magazine be in a tower, or other very lofty building, it may be sufficient to defend it by a double copper conductor, without any paratonnerre stem. 