JPH028297U - - Google Patents
Info
- Publication number
- JPH028297U JPH028297U JP8544888U JP8544888U JPH028297U JP H028297 U JPH028297 U JP H028297U JP 8544888 U JP8544888 U JP 8544888U JP 8544888 U JP8544888 U JP 8544888U JP H028297 U JPH028297 U JP H028297U
- Authority
- JP
- Japan
- Prior art keywords
- bobbin
- sheet
- voice coil
- warp
- degrees
- 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
- 239000000463 material Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 2
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図は本考案のボビンを用いたボイス・コイ
ルの斜視図、第２図は本考案用に成形したガラス
クロス複合材料シートを用いて本考案のボビン素
材を打ち抜く工程の説明図、第３図は本考案に係
るボイス・コイルの縦断面図。第４図は従来のガ
ラスクロス複合材料シートを用いて従来のボビン
素材を切り出す工程の説明図。第５図は従来のボ
イス・コイルの縦断面図。第６図は従来の改良型
のガラスクロス複合材料シートを用いて従来のボ
ビン素材を打ち抜く工程の説明図。
１……ガラスクロス複合材料シート、２，２ａ
……ボビン素材、３……ボビン、４……線材、５
……コイル、１１……縦糸、１２……横糸。
Figure 1 is a perspective view of a voice coil using the bobbin of the present invention, Figure 2 is an explanatory diagram of the process of punching out the bobbin material of the present invention using a glass cloth composite material sheet formed for the purpose of the present invention, and Figure 3 The figure is a longitudinal cross-sectional view of the voice coil according to the present invention. FIG. 4 is an explanatory diagram of the process of cutting out a conventional bobbin material using a conventional glass cloth composite material sheet. FIG. 5 is a longitudinal cross-sectional view of a conventional voice coil. FIG. 6 is an explanatory diagram of the process of punching out a conventional bobbin material using a conventional improved glass cloth composite material sheet. 1...Glass cloth composite material sheet, 2, 2a
...Bobbin material, 3...Bobbin, 4...Wire rod, 5
...Coil, 11...Warp, 12...Weft.
Claims (1)
ビン素材を切り出して成形したボイス・コイル用
ボビンにおいて、前記シートの横糸を縦糸に関し
て５〜２０度傾斜させて該シートを平織し、前記
ボビン素材の長手方向軸を前記縦糸に関してほぼ
９０度に設定して前記シートからボビン素材を切
り出して成形したボイス・コイル用ボビン。 In a voice coil bobbin formed by cutting out a rectangular bobbin material from a glass cloth composite material sheet, the sheet is plain woven with the weft of the sheet inclined by 5 to 20 degrees with respect to the warp, and the longitudinal axis of the bobbin material is A bobbin for a voice coil is formed by cutting a bobbin material from the sheet with the angle set at approximately 90 degrees with respect to the warp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8544888U JPH028297U (en) | 1988-06-28 | 1988-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8544888U JPH028297U (en) | 1988-06-28 | 1988-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH028297U true JPH028297U (en) | 1990-01-19 |
Family
ID=31310118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8544888U Pending JPH028297U (en) | 1988-06-28 | 1988-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH028297U (en) |
-
1988
- 1988-06-28 JP JP8544888U patent/JPH028297U/ja active Pending