JPH0543156Y2 - - Google Patents

Info

Publication number

JPH0543156Y2

JPH0543156Y2 JP1987069691U JP6969187U JPH0543156Y2 JP H0543156 Y2 JPH0543156 Y2 JP H0543156Y2 JP 1987069691 U JP1987069691 U JP 1987069691U JP 6969187 U JP6969187 U JP 6969187U JP H0543156 Y2 JPH0543156 Y2 JP H0543156Y2

Authority

JP

Japan

Prior art keywords

perforated

sheet

plywood

wooden board

sound

Prior art date

1987-02-04

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 - Lifetime

Links

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• 239000000463 material Substances 0.000 claims description 44
• 238000009408 flooring Methods 0.000 claims description 35
• 239000011120 plywood Substances 0.000 claims description 27
• 239000002023 wood Substances 0.000 claims description 20
• 238000005034 decoration Methods 0.000 claims description 2
• 238000009413 insulation Methods 0.000 description 17
• 239000006260 foam Substances 0.000 description 8
• 230000000052 comparative effect Effects 0.000 description 7
• 230000000694 effects Effects 0.000 description 6
• 229920001821 foam rubber Polymers 0.000 description 5
• -1 hardboard Substances 0.000 description 5
• VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
• 235000013399 edible fruits Nutrition 0.000 description 4
• 238000005259 measurement Methods 0.000 description 4
• 238000013016 damping Methods 0.000 description 3
• 239000012943 hotmelt Substances 0.000 description 3
• 229920005989 resin Polymers 0.000 description 3
• 239000011347 resin Substances 0.000 description 3
• 239000011800 void material Substances 0.000 description 3
• 239000004698 Polyethylene Substances 0.000 description 2
• 238000005452 bending Methods 0.000 description 2
• 229910000019 calcium carbonate Inorganic materials 0.000 description 2
• 238000005520 cutting process Methods 0.000 description 2
• 230000002950 deficient Effects 0.000 description 2
• 229920001971 elastomer Polymers 0.000 description 2
• 238000010030 laminating Methods 0.000 description 2
• 238000000034 method Methods 0.000 description 2
• 239000002245 particle Substances 0.000 description 2
• 229920000573 polyethylene Polymers 0.000 description 2
• 229920000098 polyolefin Polymers 0.000 description 2
• 239000011148 porous material Substances 0.000 description 2
• 229920003002 synthetic resin Polymers 0.000 description 2
• 239000000057 synthetic resin Substances 0.000 description 2
• WTFUTSCZYYCBAY-SXBRIOAWSA-N 6-[(E)-C-[[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]methyl]-N-hydroxycarbonimidoyl]-3H-1,3-benzoxazol-2-one Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C/C(=N/O)/C1=CC2=C(NC(O2)=O)C=C1 WTFUTSCZYYCBAY-SXBRIOAWSA-N 0.000 description 1
• 241000238876 Acari Species 0.000 description 1
• 150000001336 alkenes Chemical class 0.000 description 1
• 230000005540 biological transmission Effects 0.000 description 1
• 239000002131 composite material Substances 0.000 description 1
• 238000010276 construction Methods 0.000 description 1
• 230000007423 decrease Effects 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 239000000428 dust Substances 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 230000005484 gravity Effects 0.000 description 1
• JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
• 238000010422 painting Methods 0.000 description 1
• 239000000843 powder Substances 0.000 description 1
• 230000000644 propagated effect Effects 0.000 description 1
• 238000007665 sagging Methods 0.000 description 1