JPS6140834Y2 - - Google Patents
Info
- Publication number
- JPS6140834Y2 JPS6140834Y2 JP11505080U JP11505080U JPS6140834Y2 JP S6140834 Y2 JPS6140834 Y2 JP S6140834Y2 JP 11505080 U JP11505080 U JP 11505080U JP 11505080 U JP11505080 U JP 11505080U JP S6140834 Y2 JPS6140834 Y2 JP S6140834Y2
- Authority
- JP
- Japan
- Prior art keywords
- judo
- floor
- foam
- tatami mats
- straw
- 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
- 239000006260 foam Substances 0.000 claims description 43
- 239000010902 straw Substances 0.000 claims description 25
- 229920000098 polyolefin Polymers 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 12
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 18
- -1 Polyethylene Polymers 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 7
- 229920000573 polyethylene Polymers 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 5
- 241001275944 Misgurnus anguillicaudatus Species 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- 238000010998 test method Methods 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 229920005830 Polyurethane Foam Polymers 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000011496 polyurethane foam Substances 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 229920006328 Styrofoam Polymers 0.000 description 2
- 238000012669 compression test Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000008261 styrofoam Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 101100495256 Caenorhabditis elegans mat-3 gene Proteins 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000000386 athletic effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
Landscapes
- Floor Finish (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11505080U JPS6140834Y2 (enrdf_load_stackoverflow) | 1980-08-15 | 1980-08-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11505080U JPS6140834Y2 (enrdf_load_stackoverflow) | 1980-08-15 | 1980-08-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5740544U JPS5740544U (enrdf_load_stackoverflow) | 1982-03-04 |
| JPS6140834Y2 true JPS6140834Y2 (enrdf_load_stackoverflow) | 1986-11-20 |
Family
ID=29476002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11505080U Expired JPS6140834Y2 (enrdf_load_stackoverflow) | 1980-08-15 | 1980-08-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140834Y2 (enrdf_load_stackoverflow) |
-
1980
- 1980-08-15 JP JP11505080U patent/JPS6140834Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5740544U (enrdf_load_stackoverflow) | 1982-03-04 |
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