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Patent Searching and Data


Title:
PRESSURE SENSOR AND MANUFACTURING METHOD THEREOF
Document Type and Number:
Japanese Patent JP2019102394
Kind Code:
A
Abstract:
To provide a pressure sensor which can be manufactured at low cost, and in which electrode wires are in contact with each other under pressure in any direction and the length of a finished product can be freely set, and a manufacturing method thereof.SOLUTION: In a pressure sensor including a hollow tubular member 2 made of an elastic insulator and a plurality of electrode wires 3 held apart from each other on the inner peripheral surface of the tubular member 2, a spiral rib 7 is formed along the longitudinal direction on at least one of the inner peripheral surface and the outer peripheral surface of the tubular member 2, the electrode wire 3 is spirally arranged in the longitudinal direction, and the spiral direction of the spiral rib 7 of the tubular member 2 and the spiral direction of the spirally-arranged electrode wire 3 are the same.SELECTED DRAWING: Figure 1

Inventors:
杉田 敬祐
阿部 正浩
Application Number:
JP2017235632A
Publication Date:
June 24, 2019
Filing Date:
December 08, 2017
Export Citation:
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Assignee:
日立金属株式会社
International Classes:
H01H13/18; G01L1/20; H01H11/00