Patent ID: 9513182
Filing Date: 2016-12-06
CPC Classification: G01L

Claim Text:
1. A pressure sensor comprising: a sensor section having one direction as a longitudinal direction, one end in the longitudinal direction as a fixed end, and the other end as a free end opposite to the one end, and including a thin diaphragm and a plurality of piezoresistive elements that is disposed on the diaphragm to provide a bridge circuit; and a support member that fixes the one end of the sensor section, wherein the diaphragm has a shape having a first side of an outer contour line that orthogonally intersects the longitudinal direction, wherein the first side is disposed on an one end side, and wherein the plurality of piezoresistive elements are disposed in a predetermined region other than a region around a middle point of the first side of the diaphragm.