Title:
RUST PREVENTION BOX
Document Type and Number:
Japanese Patent JP2020181921
Kind Code:
A
Abstract:
To provide an inexpensive rust prevention box while preventing the occurrence of rust.SOLUTION: A rust prevention box 10 includes a steel box 11 with an opening, a steel lid 31 that closes the opening, and a non-conductive coating film 46 formed on the surfaces of the box 11 and the lid 31. A conductive rust prevention steel plate piece 21 is welded to a portion where the box 11 and the lid 31 come into contact with each other, and a non-conductive coating film 46 is formed except for the contact surface of the rust prevention steel plate piece 21. The contact portion is around mounting holes 17 and 34 used to fasten the lid 31 to the box 11. It is preferable that the rust prevention steel plate piece 21 is welded to both the contact portion of the box and the contact portion of the lid. When one of the box or the lid is made of the rust prevention steel plate, the rust prevention steel plate piece is welded to the other of the contact portions of the box or the lid, and the non-conductive coating film is formed except for the contact portion of the rust prevention steel plate piece and the contact surface of the rust prevention steel plate piece.SELECTED DRAWING: Figure 1
Inventors:
UCHIKI TATSUYA
Application Number:
JP2019084914A
Publication Date:
November 05, 2020
Filing Date:
April 26, 2019
Export Citation:
Assignee:
HINO MOTORS LTD
International Classes:
H05K5/02; B60R16/02; F16B5/08; F16B11/00; H05K5/04
Domestic Patent References:
| JPH04315499A | 1992-11-06 | |||
| JPH0758479A | 1995-03-03 | |||
| JPH01276699A | 1989-11-07 | |||
| JPH07202448A | 1995-08-04 | |||
| JPS6032767U | 1985-03-06 | |||
| JPS59103502U | 1984-07-12 |
Attorney, Agent or Firm:
Toshiaki Hayakawa