Title:
電気防食用電極装置及び地中埋設金属体の電気防食構造
Document Type and Number:
Japanese Patent JP7194065
Kind Code:
B2
Abstract:
To provide an electrode device for electric protection, which is simple to assemble, can be easily installed, and can exhibit stable anti-corrosion property for a long time and an electric protection structure.SOLUTION: An electrode device 2 for electric protection includes an electrode unit 20 and a back-fill 30 arranged in its surrounding. The electrode unit 20 includes an electrode body 21, and a hollow cylinder 22 having electric insulation property. The electrode body 21 and the cylinder 22 are connected in series in a depth direction of a boring hole 101, and the cylinder 22 is located at a position higher than the electrode body 21. A hollow part 25 extends from an upper end of the electrode body 21 to an upper end of the electrode unit inside of the electrode unit 20. A lead wire 26 electrically connecting the electrode body 21 and a power source 3 installed outside of the electrode unit 20 is inserted in the hollow part 25.SELECTED DRAWING: Figure 1
Inventors:
Yasuki Shoda
Yasushi Kuno
Filial piety Tsuchida
Tohru Baba
Yasushi Kuno
Filial piety Tsuchida
Tohru Baba
Application Number:
JP2019068527A
Publication Date:
December 21, 2022
Filing Date:
March 29, 2019
Export Citation:
Assignee:
Nakabo Tech Co., Ltd.
International Classes:
C23F13/10; C23F13/02
Domestic Patent References:
| JP2000017468A | ||||
| JP54110944A | ||||
| JP9279369A | ||||
| JP55065369A |
Attorney, Agent or Firm:
Patent Attorney Showa International Patent Office