Title:
センサ
Document Type and Number:
Japanese Patent JP7071733
Kind Code:
B2
Abstract:
To provide a sensor that has a large detection range and can be achieved in a low cost.SOLUTION: A sensor 1 includes: a first electrode 10 formed of a cylindrical conductor; a second electrode 20 that is supported on the same axis as the axis of the first electrode via an insulator 70 with respect to the first electrode 10 on the tip side along the axial direction of the axis of the first electrode 10; a first conductor 31 that is inserted into the radial inside of the first electrode 10 and is electrically connected to the second electrode 20 on the tip side of the first electrode 10; and a second conductor 32 that is insulated from the first electrode 10 and the first conductor 31 and is inserted into the radial inside of the first electrode 10 along the first conductor 31.SELECTED DRAWING: Figure 2
Inventors:
Akira Tanizawa
Application Number:
JP2018091567A
Publication Date:
May 19, 2022
Filing Date:
May 10, 2018
Export Citation:
Assignee:
Yamamoto Electric Industry Co., Ltd.
International Classes:
G01F23/26; G01F23/24; G01N27/06; G01N27/22; G01R27/22; G01R27/26; H01H35/18
Domestic Patent References:
| JP4116409B2 | ||||
| JP5334065B2 | ||||
| JP416724B2 | ||||
| JP3972228B2 |
Foreign References:
| US6380750 |
Attorney, Agent or Firm:
Patent business corporation r&c