MANUAL ARTICLE REVIEW IS REQUIRED FOR THIS ARTICLE

Manual article review is required for this article

The functional principle of the first Bourdon tube relies over a C-shaped bent tube. For prime pressure ranges helical tubes are made use of. A bent tube tends to straighten and regain its circular variety in cross-segment when pressurized. This alteration in cross-part is sort of imperceptible and the straightening leads to a deflection at the con