JPS63158088U - - Google Patents
Info
- Publication number
- JPS63158088U JPS63158088U JP5096687U JP5096687U JPS63158088U JP S63158088 U JPS63158088 U JP S63158088U JP 5096687 U JP5096687 U JP 5096687U JP 5096687 U JP5096687 U JP 5096687U JP S63158088 U JPS63158088 U JP S63158088U
- Authority
- JP
- Japan
- Prior art keywords
- reinforcing
- cone
- speaker
- neck
- reinforcing portion
- 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.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 239000004743 Polypropylene Substances 0.000 claims 1
- 238000001746 injection moulding Methods 0.000 claims 1
- -1 polypropylene Polymers 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5096687U JPS63158088U (US08197722-20120612-C00042.png) | 1987-04-06 | 1987-04-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5096687U JPS63158088U (US08197722-20120612-C00042.png) | 1987-04-06 | 1987-04-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63158088U true JPS63158088U (US08197722-20120612-C00042.png) | 1988-10-17 |
Family
ID=30874807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5096687U Pending JPS63158088U (US08197722-20120612-C00042.png) | 1987-04-06 | 1987-04-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63158088U (US08197722-20120612-C00042.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007097294A1 (ja) * | 2006-02-20 | 2007-08-30 | Matsushita Electric Industrial Co., Ltd. | 振動板とそれを用いたスピーカ |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5320933B2 (US08197722-20120612-C00042.png) * | 1973-04-17 | 1978-06-29 | ||
JPS5864896A (ja) * | 1981-10-13 | 1983-04-18 | Dainichi Kasei Kogyo Kk | 音響機器用振動板 |
-
1987
- 1987-04-06 JP JP5096687U patent/JPS63158088U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5320933B2 (US08197722-20120612-C00042.png) * | 1973-04-17 | 1978-06-29 | ||
JPS5864896A (ja) * | 1981-10-13 | 1983-04-18 | Dainichi Kasei Kogyo Kk | 音響機器用振動板 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007097294A1 (ja) * | 2006-02-20 | 2007-08-30 | Matsushita Electric Industrial Co., Ltd. | 振動板とそれを用いたスピーカ |
US8068634B2 (en) | 2006-02-20 | 2011-11-29 | Panasonic Corporation | Diaphragm and speaker using same |