JPH0264650U - - Google Patents
Info
- Publication number
- JPH0264650U JPH0264650U JP14319688U JP14319688U JPH0264650U JP H0264650 U JPH0264650 U JP H0264650U JP 14319688 U JP14319688 U JP 14319688U JP 14319688 U JP14319688 U JP 14319688U JP H0264650 U JPH0264650 U JP H0264650U
- Authority
- JP
- Japan
- Prior art keywords
- cutting die
- forming
- concrete girder
- hole
- horizontal
- 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
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は本考案の他の実施例を示す断面図、第３図は
本考案のさらに他の実施例を示す断面図、第４図
も本考案の他の実施例を示す断面図、第５図はコ
ンクリート製桁の斜視図、第６図は従来例を示す
側面図、第７図は従来例の抜型の使用状態を示す
説明用断面図である。
１……コンクリート製桁、１０……抜型、１１
……抜型本体、１２……圧縮性弾性体。
Fig. 1 is a sectional view showing one embodiment of the present invention;
3 is a sectional view showing another embodiment of the invention, FIG. 4 is a sectional view showing another embodiment of the invention, and FIG. 5 is a sectional view showing another embodiment of the invention. 6 is a perspective view of a concrete girder, FIG. 6 is a side view showing a conventional example, and FIG. 7 is an explanatory cross-sectional view showing a state in which a cutting die of the conventional example is used. 1... Concrete girder, 10... Cutting die, 11
... Cutting die main body, 12 ... Compressible elastic body.
Claims (1)
に連なる中央部にウエブ部を有する字形の断面
形状を有する長尺状コンクリート製桁の長手方向
に一定間隔を置いてウエブ部を貫通する横締孔を
成形するコンクリート製桁の横締孔成形用の抜型
であつて、外観が円柱形又は截頭円錐形の硬質の
抜型本体と、該抜型本体の少なくとも一端面に該
抜型本体の外周面を面一に軸方向に延長して固着
された円板状の圧縮性弾性体とからなることを特
徴とするコンクリート製桁の横締孔成形用抜型。 Horizontal fasteners that penetrate through the web part at regular intervals in the longitudinal direction of a long concrete girder with a letter-shaped cross-sectional shape that has a pair of upper and lower flanges and a web part in the center that connects to the flange parts. A cutting die for forming a horizontal tightening hole of a concrete girder for forming a hole, which includes a hard cutting die body having a cylindrical or truncated conical appearance, and an outer circumferential surface of the cutting die body on at least one end surface of the cutting die body. A cutting die for forming a horizontal hole in a concrete girder, characterized by comprising a disc-shaped compressible elastic body fixed flush with the disk and extending in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14319688U JPH0264650U (en) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14319688U JPH0264650U (en) | 1988-10-31 | 1988-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0264650U true JPH0264650U (en) | 1990-05-15 |
Family
ID=31409799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14319688U Pending JPH0264650U (en) | 1988-10-31 | 1988-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0264650U (en) |
-
1988
- 1988-10-31 JP JP14319688U patent/JPH0264650U/ja active Pending