JPH0333842B2 - - Google Patents
Info
- Publication number
- JPH0333842B2 JPH0333842B2 JP2861383A JP2861383A JPH0333842B2 JP H0333842 B2 JPH0333842 B2 JP H0333842B2 JP 2861383 A JP2861383 A JP 2861383A JP 2861383 A JP2861383 A JP 2861383A JP H0333842 B2 JPH0333842 B2 JP H0333842B2
- Authority
- JP
- Japan
- Prior art keywords
- cushioning material
- parallel
- longitudinal direction
- hole
- center
- 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 69
- 229920001971 elastomer Polymers 0.000 claims description 17
- 239000004567 concrete Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 241001669679 Eleotris Species 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2861383A JPS59154204A (ja) | 1983-02-24 | 1983-02-24 | 踏切用緩衝材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2861383A JPS59154204A (ja) | 1983-02-24 | 1983-02-24 | 踏切用緩衝材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59154204A JPS59154204A (ja) | 1984-09-03 |
JPH0333842B2 true JPH0333842B2 (pt) | 1991-05-20 |
Family
ID=12253409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2861383A Granted JPS59154204A (ja) | 1983-02-24 | 1983-02-24 | 踏切用緩衝材 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59154204A (pt) |
-
1983
- 1983-02-24 JP JP2861383A patent/JPS59154204A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS59154204A (ja) | 1984-09-03 |
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