Problem to be solved: to measure stable pressure while making flexibility of cloth, and to measure a wide range of pressure distribution, and to measure the size of material with a wide range of pressure and to reduce the material cost, and to reduce the material cost A pressure sensing sensor having a configuration capable of obtaining the solution ability is provided.Pressure sensitive sensor 1 isA plurality of first electrode cloth 3 arranged at a first interval on a first main surface of conductive cloth 2 andThe second main surface of the conductive cloth 2 is provided with a plurality of second electrode cloth 4 arranged at a second interval in a direction crossing the first electrode cloth 3A cross region V1 between the first electrode cloth 3 and the second electrode cloth 4 is formed in a matrix arrangement.To the resistance value RC [Omega] which is the average value of the resistance in the thickness direction of the cross region V1 in the state where the external force of 50 [mmHg] is applied in the compression directionTwo cross sections V1 adjacent to the longitudinal directionThe resistance value re [Omega], which is the average value of the longitudinal resistance of V1, is1 <； Re <； (RC / (M + n))... (1) is satisfied.Diagram【課題】布の柔軟性を活かしつつ安定した加圧力の計測が可能となり、かつ、広範囲の圧力分布を計測可能なサイズにできるとともに、材料費を抑えつつ生産性が高い構成であって、Ａ／Ｄコンバータや半導体メモリを増設せずに、感圧抵抗の計測に必要な分解能が得られる構成の感圧センサを提供する。【解決手段】感圧センサ１は、導電布２の第１主面に第１間隔で配された複数の第１電極布３と、導電布２の第２主面に第１電極布３と交差する方向に第２間隔で配された複数の第２電極布４とを備え、第１電極布３と第２電極布４との交差領域Ｖ１がマトリクス配置で形成され、圧縮方向に５０[ｍｍＨｇ]の外力を加えた状態における交差領域Ｖ１の厚み方向の抵抗の平均値である抵抗値Ｒｃ[Ω]に対して、長手方向で隣接する２つの交差領域Ｖ１，Ｖ１の長手方向の抵抗の平均値である抵抗値Ｒｅ[Ω]が次の式、１＜Ｒｅ＜（Ｒｃ／（ｍ＋ｎ））・・・（１）を満たす。【選択図】図１
