JPH0415761Y2 - - Google Patents
Info
- Publication number
- JPH0415761Y2 JPH0415761Y2 JP1984131014U JP13101484U JPH0415761Y2 JP H0415761 Y2 JPH0415761 Y2 JP H0415761Y2 JP 1984131014 U JP1984131014 U JP 1984131014U JP 13101484 U JP13101484 U JP 13101484U JP H0415761 Y2 JPH0415761 Y2 JP H0415761Y2
- Authority
- JP
- Japan
- Prior art keywords
- cushioning material
- under
- track
- support
- long groove
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 30
- 239000007787 solid Substances 0.000 claims description 24
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000005060 rubber Substances 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 13
- 235000011613 Pinus brutia Nutrition 0.000 description 13
- 241000018646 Pinus brutia Species 0.000 description 13
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13101484U JPS6145401U (ja) | 1984-08-28 | 1984-08-28 | 道床下緩衝材 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13101484U JPS6145401U (ja) | 1984-08-28 | 1984-08-28 | 道床下緩衝材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6145401U JPS6145401U (ja) | 1986-03-26 |
| JPH0415761Y2 true JPH0415761Y2 (de) | 1992-04-09 |
Family
ID=30689606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13101484U Granted JPS6145401U (ja) | 1984-08-28 | 1984-08-28 | 道床下緩衝材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6145401U (de) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5244906A (en) * | 1975-10-04 | 1977-04-08 | Mitsui Toatsu Chem Inc | Slab railway construction |
| JPS57201426A (en) * | 1981-06-03 | 1982-12-09 | Clouth Gummiwerke Ag | Mat comprising elastic material |
| JPS6140403B2 (de) * | 1984-06-06 | 1986-09-09 | Masaharu Yamagishi |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140403U (ja) * | 1984-08-15 | 1986-03-14 | 東京フアブリツク工業株式会社 | 軌道用防塵マツト付きバラストマツト |
-
1984
- 1984-08-28 JP JP13101484U patent/JPS6145401U/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5244906A (en) * | 1975-10-04 | 1977-04-08 | Mitsui Toatsu Chem Inc | Slab railway construction |
| JPS57201426A (en) * | 1981-06-03 | 1982-12-09 | Clouth Gummiwerke Ag | Mat comprising elastic material |
| JPS6140403B2 (de) * | 1984-06-06 | 1986-09-09 | Masaharu Yamagishi |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6145401U (ja) | 1986-03-26 |
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