JPS623987Y2 - - Google Patents
Info
- Publication number
- JPS623987Y2 JPS623987Y2 JP1506381U JP1506381U JPS623987Y2 JP S623987 Y2 JPS623987 Y2 JP S623987Y2 JP 1506381 U JP1506381 U JP 1506381U JP 1506381 U JP1506381 U JP 1506381U JP S623987 Y2 JPS623987 Y2 JP S623987Y2
- Authority
- JP
- Japan
- Prior art keywords
- dust cap
- fibers
- internal loss
- nonwoven fabric
- carbon
- 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
- 239000000428 dust Substances 0.000 claims description 18
- 239000000835 fiber Substances 0.000 claims description 17
- 239000004745 nonwoven fabric Substances 0.000 claims description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 6
- 239000004917 carbon fiber Substances 0.000 claims description 6
- 239000005011 phenolic resin Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000011203 carbon fibre reinforced carbon Substances 0.000 claims description 2
- 229920002994 synthetic fiber Polymers 0.000 claims description 2
- 239000012209 synthetic fiber Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims 1
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
- 239000010410 layer Substances 0.000 description 8
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 5
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 5
- RZXDTJIXPSCHCI-UHFFFAOYSA-N hexa-1,5-diene-2,5-diol Chemical compound OC(=C)CCC(O)=C RZXDTJIXPSCHCI-UHFFFAOYSA-N 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1506381U JPS623987Y2 (fr) | 1981-02-04 | 1981-02-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1506381U JPS623987Y2 (fr) | 1981-02-04 | 1981-02-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57128293U JPS57128293U (fr) | 1982-08-10 |
| JPS623987Y2 true JPS623987Y2 (fr) | 1987-01-29 |
Family
ID=29813076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1506381U Expired JPS623987Y2 (fr) | 1981-02-04 | 1981-02-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS623987Y2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4790452B2 (ja) * | 2006-03-09 | 2011-10-12 | パイオニア株式会社 | ボイスコイルボビン、およびスピーカ装置 |
-
1981
- 1981-02-04 JP JP1506381U patent/JPS623987Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57128293U (fr) | 1982-08-10 |
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