JPH01171614U - - Google Patents
Info
- Publication number
- JPH01171614U JPH01171614U JP6752588U JP6752588U JPH01171614U JP H01171614 U JPH01171614 U JP H01171614U JP 6752588 U JP6752588 U JP 6752588U JP 6752588 U JP6752588 U JP 6752588U JP H01171614 U JPH01171614 U JP H01171614U
- Authority
- JP
- Japan
- Prior art keywords
- flexible part
- inner formwork
- formwork
- hollow concrete
- reinforcing plate
- 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
- 238000009415 formwork Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 230000001788 irregular Effects 0.000 claims 1
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Description
第１図は本考案の実施例を示す型枠の一部縦断
側面図、第２図は内型枠の一部縦断側面図、第３
図、第４図は内型枠の差動状況を示す正面図であ
る。第５図、第６図は他の実施例を示す内型枠の
正面図である。第７図は製品の斜視図である。
Ａ……型枠、Ｂ……鋼板隣接部、１……外型枠
、２……内型枠本体、６……可撓ゴム板、８……
中央接合部、１３……回転ネジ、１５……ナツト
部材。
Fig. 1 is a partially longitudinal side view of a formwork showing an embodiment of the present invention, Fig. 2 is a partially longitudinal side view of the inner formwork, and Fig. 3 is a partially longitudinal side view of the inner formwork.
FIG. 4 is a front view showing the differential state of the inner formwork. FIGS. 5 and 6 are front views of the inner formwork showing other embodiments. FIG. 7 is a perspective view of the product. A...Formwork, B...Steel plate adjacent portion, 1...Outer formwork, 2...Inner formwork body, 6...Flexible rubber plate, 8...
Central joint part, 13...rotating screw, 15... nut member.
Claims (1)
たり分断部を有する内型枠と製品外側を形成する
外型枠１とからなり、前記分断部の内型枠周壁の
両側に隣接する内型枠成形面の鋼板に可撓部を段
差なく接続し、可撓部をすぼめて脱型しろを得る
中空コンクリート型枠において、 可撓部の不整変形を制圧する補強板が可撓部の
巾よりも少し大きく裏打ちされており、該可撓部
の長手方向を軸としてすぼめることを特長とする
中空コンクリートの内型枠。 (2) 請求項第１項記載の中空コンクリートの内
型枠において補強板の一部が可撓部に接合してい
ることを特長とする中空コンクリートの内型枠。 (3) 請求項第１項又は第２項記載の中空コンク
リートの内型枠において補強板を裏当てする手段
がネジ、カム、クランクアームのいづれかである
ことを特長とする中空コンクリートの内型枠。[Claims for Utility Model Registration] (1) A part of the cylindrical peripheral wall of the inner form body 2 is made up of an inner form having a divided portion over the entire length and an outer form 1 forming the outside of the product, and the divided portion In a hollow concrete formwork, the flexible part is connected without a step to the steel plate of the forming surface of the inner formwork adjacent to both sides of the inner formwork peripheral wall, and the flexible part is compressed to obtain a clearance for demolding.Irregular deformation of the flexible part An inner formwork for hollow concrete, characterized in that it is lined with a reinforcing plate that is slightly larger than the width of the flexible part, and is narrowed around the longitudinal direction of the flexible part. (2) An inner formwork for hollow concrete according to claim 1, characterized in that a part of the reinforcing plate is joined to the flexible part. (3) An inner formwork for hollow concrete according to claim 1 or 2, characterized in that the means for backing the reinforcing plate is a screw, a cam, or a crank arm. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6752588U JPH01171614U (en) | 1988-05-24 | 1988-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6752588U JPH01171614U (en) | 1988-05-24 | 1988-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01171614U true JPH01171614U (en) | 1989-12-05 |
Family
ID=31292897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6752588U Pending JPH01171614U (en) | 1988-05-24 | 1988-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01171614U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH049708U (en) * | 1990-05-16 | 1992-01-28 | ||
| WO2021204792A3 (en) * | 2020-04-06 | 2022-01-06 | Schluesselbauer Johann | Mould core for a mould for producing hollow concrete bodies and a moulding device having such a mould core |
-
1988
- 1988-05-24 JP JP6752588U patent/JPH01171614U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH049708U (en) * | 1990-05-16 | 1992-01-28 | ||
| WO2021204792A3 (en) * | 2020-04-06 | 2022-01-06 | Schluesselbauer Johann | Mould core for a mould for producing hollow concrete bodies and a moulding device having such a mould core |