JPH0386949U - - Google Patents
Info
- Publication number
- JPH0386949U JPH0386949U JP14889689U JP14889689U JPH0386949U JP H0386949 U JPH0386949 U JP H0386949U JP 14889689 U JP14889689 U JP 14889689U JP 14889689 U JP14889689 U JP 14889689U JP H0386949 U JPH0386949 U JP H0386949U
- Authority
- JP
- Japan
- Prior art keywords
- ventilation hole
- mesh plates
- mold
- hole mold
- periphery
- 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
- 238000009423 ventilation Methods 0.000 claims 2
- 238000009415 formwork Methods 0.000 description 1
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Description
第１図は本考案の一実施例の取付状態を示す断
面図、第２図は筒状体の斜視図、第３図は従来例
の取付状態を示す断面図であつて、Ａ……換気口
用型枠、１……メツシユ板材、２……筒状体、３
……突起である。
Fig. 1 is a cross-sectional view showing the installed state of an embodiment of the present invention, Fig. 2 is a perspective view of the cylindrical body, and Fig. 3 is a cross-sectional view showing the installed state of a conventional example. Mouth formwork, 1...Mesh plate material, 2...Cylindrical body, 3
...It's a protrusion.
Claims (1)
間に配置される筒状の換気口用型枠の両端の周縁
にメツシユ板材の内面に当接される鋸歯状の突起
を設けて成る換気口用型枠。 A ventilation hole mold comprising a cylindrical ventilation hole mold placed between a pair of opposed mesh plates formed into a mold, and provided with serrated protrusions on the periphery of both ends that abut against the inner surface of the mesh plates. frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14889689U JPH0386949U (en) | 1989-12-25 | 1989-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14889689U JPH0386949U (en) | 1989-12-25 | 1989-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0386949U true JPH0386949U (en) | 1991-09-03 |
Family
ID=31695326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14889689U Pending JPH0386949U (en) | 1989-12-25 | 1989-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0386949U (en) |
-
1989
- 1989-12-25 JP JP14889689U patent/JPH0386949U/ja active Pending