 THIS apparatus, •when placed on a reservoir that supplies any canal, mill, or other work with water, (where the aqueduct between the reservoir and such work is on a level,) will always open of its own accord, and let down the quantity of water wanted...  History of the Town of Greenock - Side 103af Daniel Weir - 1829 - 126 siderFuld visning - Om denne bog
 | Royal Society of Arts (Great Britain) - 1821 - 852 sider
...Mr. THOM'S Apparatus. — Plates XII, XIII, XIV. The Lever Sluice, jSg. 1.— Plate XII. This sluice, when placed on a reservoir that supplies any canal,...quantity of water wanted by such work and no more ; that is, when water is wanted it will open, and when not wanted it will shut ; so that it not only... | |
 | Thomas Gill (patent-agent) - 1823 - 482 sider
...lam, Sir, &c. &c. &c. A. AIKIN, Esq. Sec. ROBERT TlIOM. DESCRIPTION OF THE LEVER SLUICE. This sluice, when placed on a reservoir that supplies any canal,...quantity of water wanted by such work, and no more ; that is, when water is wanted, it will open ; and when not wanted, it will shut ; so that, it not... | |
 | 1825 - 616 sider
...ROBEBT THOM, Esq. Rothesay. Communicated by the Author. , The Lever Sluice, PLATE II. Figure 1. 1 HIS apparatus, when placed on a reservoir that supplies...a waterman, but also saves a great deal of water. In Plate II. Fig. 6, AB, is a tunnel through which the water passes from the reservoir to BC, the aqueduct... | |
 | 1825 - 590 sider
...SLUICE, AND OF A WASTER SLUICE. Invented by ROBERT THOM, Esq. Rothsay. The Lever Sluice, Figure 4. THIS apparatus, when placed on a reservoir that supplies...a waterman, but also saves a great deal of water. Fig. 4, A, 13, is a tunnel through which the water passes from the reservoir to B, C, the aqueduct... | |
 | Perry Fairfax Nursey - 1829 - 482 sider
...ROTHESAY MILLS, &в. The Lever Shtiee, ~Fig. 1.— This apparatus, when placed on a reservoir which supplies any canal, mill, or other work with water,...a water-man, but also saves a great deal of water. V represwts an embankment. AB, a tunnel through which the water passes from the reservoir to В С,... | |
 | Shaws water joint stock co - 1829 - 106 sider
...as contrived or invented by Robt. Thorn, Civil Engineer, Rothsay. THE LEVER SLUICE, FIGURE 1. THIS apparatus, •when placed on a reservoir that supplies...work and no more ; so that it not only supersedes a water man, but also saves a great deal of water. AB, a tunnel through which the water passes from the... | |
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