Mechanical and marine engineering science ... Specially written as a handbook to the Board of Trade examinations for extra-first-class engineers (1909)
Somerscales, A. N · Glasgow : J. Munro; London, Simpkin, Marshall, Hamilton, Kent · leaf 22
bottle is alsofilled about two-thirds full. The capbeing screwed on, the barometer canbe righted, when the flexible leathei*will allow the atmospheric pressure tobe communicated to the air inside, andso act upon the mercury in the bottleas if it were open to the atmosphere.Another feature of the… … Fig. 2. Sometimes the tube of a barometer is bent round at thelower end and formed into a glass cup (as in fig. 3), and inanother kind there is-no cup but a simple U-tube (fig. 4). In thiskind there is a float placed in the open tube, which actuates asmall pulley, carrying an index like a pressure…
Naval architecture
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