JPH0372952U - - Google Patents
Info
- Publication number
- JPH0372952U JPH0372952U JP13426889U JP13426889U JPH0372952U JP H0372952 U JPH0372952 U JP H0372952U JP 13426889 U JP13426889 U JP 13426889U JP 13426889 U JP13426889 U JP 13426889U JP H0372952 U JPH0372952 U JP H0372952U
- Authority
- JP
- Japan
- Prior art keywords
- zinc
- footrest
- manhole
- protrudes
- except
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 229910001018 Cast iron Inorganic materials 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
Description
第１図はこの考案の第１実施例を示す平面図、
第２図は同実施例の正面図、第３図は第１図のＡ
−Ａ断面図、第４図は第１図のＢ−Ｂ断面図、第
５図はこの考案の第２実施例を示す平面図、第６
図は同実施例の側面図、第７図は第５図のＣ−Ｃ
断面図である。
１，２１……ステツプ本体、２，２２……亜鉛
製の部材、１２，３２……足掛け部、１４……マ
ンホール内壁。
FIG. 1 is a plan view showing the first embodiment of this invention;
Figure 2 is a front view of the same embodiment, and Figure 3 is A of Figure 1.
-A sectional view, FIG. 4 is a BB sectional view of FIG. 1, FIG. 5 is a plan view showing the second embodiment of this invention, and FIG.
The figure is a side view of the same embodiment, and Figure 7 is C-C in Figure 5.
FIG. 1, 21... Step body, 2, 22... Zinc member, 12, 32... Footrest, 14... Manhole inner wall.
Claims (1)
の足掛部の上面を除く他の面に対して部分的に、
亜鉛又は亜鉛基合金製の部材を電気的に接続した
接触状態となるように直接取付けてなることを特
徴とする防食ステツプ。 Partially on other surfaces of the cast iron step body that protrudes into the manhole, except for the top surface of the footrest,
An anticorrosion step characterized in that a member made of zinc or a zinc-based alloy is directly attached so as to be in electrical contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13426889U JPH0372952U (en) | 1989-11-17 | 1989-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13426889U JPH0372952U (en) | 1989-11-17 | 1989-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0372952U true JPH0372952U (en) | 1991-07-23 |
Family
ID=31681616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13426889U Pending JPH0372952U (en) | 1989-11-17 | 1989-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0372952U (en) |
-
1989
- 1989-11-17 JP JP13426889U patent/JPH0372952U/ja active Pending