Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 617
with flattened tube availing of this principle. Pressures belowthat of the atmosphere can be observed by similar appliances.The aneroid barometer is a vacuum-gauge. Fig. 474 shows a form of Bourdon spring in which the twoarms have been shortened so as to prevent their shaking dis- 580 MECHANICAL… … Fig. 473. This arrangement is also of advantage for use in gauges whichare to be exposed in portable boilers to temperatures belowfreezing. The two arms can be drained of the water which.
Mechanical engineering · Steam power plants
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