JPH02109845U - - Google Patents
Info
- Publication number
- JPH02109845U JPH02109845U JP1650589U JP1650589U JPH02109845U JP H02109845 U JPH02109845 U JP H02109845U JP 1650589 U JP1650589 U JP 1650589U JP 1650589 U JP1650589 U JP 1650589U JP H02109845 U JPH02109845 U JP H02109845U
- Authority
- JP
- Japan
- Prior art keywords
- fall prevention
- prevention frame
- protrusions
- materials
- iron plates
- 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
- 230000002265 prevention Effects 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 4
- 229910052742 iron Inorganic materials 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
Description
第１図は本考案の部分斜視図、第２図は本考案
を取り付けた平面図。 １は突起物、２はボルト穴、３は交差軸、４は
マンホールの縁、５はボルト、Ａは転落防止枠。
を取り付けた平面図。 １は突起物、２はボルト穴、３は交差軸、４は
マンホールの縁、５はボルト、Ａは転落防止枠。
Claims (1)
- 【実用新案登録請求の範囲】 (イ) 鉄板等の素材、転落防止枠Ａに突起物１，
１を設ける。 (ロ) 鉄板等の素材、転落防止枠Ａ突起物１，１
の中に、ボルト穴２，２を設ける。 以上の如く、構成した転落防止枠。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1650589U JPH02109845U (ja) | 1989-02-14 | 1989-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1650589U JPH02109845U (ja) | 1989-02-14 | 1989-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02109845U true JPH02109845U (ja) | 1990-09-03 |
Family
ID=31229500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1650589U Pending JPH02109845U (ja) | 1989-02-14 | 1989-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02109845U (ja) |
-
1989
- 1989-02-14 JP JP1650589U patent/JPH02109845U/ja active Pending