Creighton, William Henry Paul, 1859- · New York, J. Wiley & sons; [etc., etc.] · leaf 48
PRINCIPLES. 27 The Bourdon Gage (Fig. 19).—This gage is used to indicatepressures. These are indicated on a marked dial by the move-ment of a hand. The latter receives its motion through amechanism which multiplies the motion of the free end of acurved elastic metal tube of flattened or elliptical… … Fig. 19.—Double Spring Bourdon Gage. elliptical section becomes more round. This tends to increasethe inside arcs at right angles to the section, and as a conse-quence, the free end tends to move away from the fixed end. To measure very heavy pressure in hydraulic work, the longaxis is placed…
Steam-engines · Heat-engines
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