JPS63146000U - - Google Patents
Info
- Publication number
- JPS63146000U JPS63146000U JP3596687U JP3596687U JPS63146000U JP S63146000 U JPS63146000 U JP S63146000U JP 3596687 U JP3596687 U JP 3596687U JP 3596687 U JP3596687 U JP 3596687U JP S63146000 U JPS63146000 U JP S63146000U
- Authority
- JP
- Japan
- Prior art keywords
- inflatable
- swellable
- water
- inflatable part
- property
- 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
- 239000003566 sealing material Substances 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、トンネル工事用セグメントの組立状
態を示す斜視図、第２図は、従来の目地シール材
を用いた同セグメントの拡大断面図、第３図、第
４図、第５図は、夫々改良前の目地シール材の断
面図、第６図、第７図は、本考案の一実施例に係
る目地シール材の断面図、第８図は、本考案の目
地シール材と従来の目地シール材の特性を対比し
て示す図である。
１８，２２……目地シール材、１９……膨張部
分、２０……中間非膨張部、２１……両側非膨張
部。
Fig. 1 is a perspective view showing the assembled state of a segment for tunnel construction, Fig. 2 is an enlarged sectional view of the same segment using a conventional joint sealant, and Figs. 3, 4, and 5 are: 6 and 7 are cross-sectional views of a joint sealing material according to an embodiment of the present invention, respectively, and FIG. 8 is a cross-sectional view of a joint sealing material of the present invention and a conventional joint sealing material before improvement. FIG. 3 is a diagram showing a comparison of characteristics of sealing materials. 18, 22... Joint sealing material, 19... Expandable portion, 20... Intermediate non-expandable portion, 21... Both non-expandable portions.
Claims (1)
を有する水膨張性材料よりなる膨張部分と、水分
に触れても実質的に体積が変らない特性を有する
非膨張性ゴムよりなる非膨張部分とが長手方向に
沿つて連続して重層されて成る帯板状の目地シー
ル材であつて、その断面が、中間部の膨張部分と
、その内部に芯状に設けられた中間非膨張部と、
前記膨張部分の両側に沿つて設けられた両側非膨
張部とによつて形成されると共に、その前記膨張
部分の上面若しくは下面の少くとも１部分に凸条
が形成されていることを特徴とする目地シール材
。 An inflatable part made of a water-swellable material that has the property of expanding in volume by absorbing water, and a non-swellable part made of a non-swellable rubber that has the property of not substantially changing its volume even if it comes into contact with water are longitudinal. A band-shaped joint sealing material that is continuously layered in a direction, the cross section of which is an inflatable part in the middle part, an intermediate non-inflatable part provided in the shape of a core inside the part,
It is characterized in that it is formed by non-inflatable parts on both sides provided along both sides of the inflatable part, and a protruding strip is formed on at least one part of the upper or lower surface of the inflatable part. Joint sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3596687U JPS63146000U (en) | 1987-03-13 | 1987-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3596687U JPS63146000U (en) | 1987-03-13 | 1987-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63146000U true JPS63146000U (en) | 1988-09-27 |
Family
ID=30845940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3596687U Pending JPS63146000U (en) | 1987-03-13 | 1987-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63146000U (en) |
-
1987
- 1987-03-13 JP JP3596687U patent/JPS63146000U/ja active Pending