JPH04726U - - Google Patents
Info
- Publication number
- JPH04726U JPH04726U JP4110290U JP4110290U JPH04726U JP H04726 U JPH04726 U JP H04726U JP 4110290 U JP4110290 U JP 4110290U JP 4110290 U JP4110290 U JP 4110290U JP H04726 U JPH04726 U JP H04726U
- Authority
- JP
- Japan
- Prior art keywords
- power transformer
- resin molded
- audio equipment
- mounting
- chassis
- 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
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229920001778 nylon Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Coils Or Transformers For Communication (AREA)
Description
第１図は本考案の電源トランスの一実施例を示
す斜視図、第２図イは同上の要部を示す断面図、
ロは他の実施例の断面図、第３図は本考案の電源
トランスによるノイズの影響を示すオーデイオ・
アンプの出力電圧波形図、第４図は本考案による
オーデイオ・アンプのシヤーシの振動状態を示す
図で、イは振動ピツク・アツプの周波数−振動レ
ベル特性図、ロは振動ピツク・アツプの出力電圧
波形図、第５図は従来の電源トランスによるノイ
ズの影響を示すオーデイオ・アンプの出力電圧波
形図、第６図は従来の電源トランスによるオーデ
イオ・アンプのシヤーシの振動状態を示す図で、
イは振動ピツク・アツプの周波数−振動レベル特
性図、ロは振動ピツク・アツプの出力電圧波形図
である。
１……鉄心、２……１次及び２次巻線、３……
取付金具（アングル）、４……樹脂モールド板（
絶縁板）。
Fig. 1 is a perspective view showing an embodiment of the power transformer of the present invention, Fig. 2 A is a sectional view showing the main parts of the same,
B is a cross-sectional view of another embodiment, and FIG.
Figure 4 is a diagram showing the vibration state of the chassis of the audio amplifier according to the present invention, A is a frequency-vibration level characteristic diagram of the vibration pick-up, and B is the output voltage of the vibration pick-up. Figure 5 is an output voltage waveform diagram of an audio amplifier showing the influence of noise caused by a conventional power transformer, and Figure 6 is a diagram showing the vibration state of the chassis of an audio amplifier caused by a conventional power transformer.
A is a frequency-vibration level characteristic diagram of the vibration pickup, and B is an output voltage waveform diagram of the vibration pickup. 1... Iron core, 2... Primary and secondary windings, 3...
Mounting bracket (angle), 4...Resin mold plate (
insulation board).
Claims (1)
固定される音響機器用電源トランスにおいて、 前記取付金具のシヤーシ取付部の上下を樹脂モ
ールド板で被い、かつ該樹脂モールド板の取付孔
が前記取付金具の孔径に比して十分に小さくなる
ようにしたことを特徴とする音響機器用電源トラ
ンス。 (2) 樹脂モールド板が厚さ２mm以上のナイロン
樹脂板より成る請求項(1)記載の音響機器用電源
トランス。[Claims for Utility Model Registration] (1) In a power transformer for audio equipment that is fixed to the chassis of the equipment with a metal mounting bracket, the upper and lower parts of the chassis mounting portion of the mounting bracket are covered with resin molded plates, and A power transformer for audio equipment, characterized in that the mounting hole of the resin molded plate is sufficiently smaller than the hole diameter of the mounting fitting. (2) The power transformer for audio equipment according to claim (1), wherein the resin molded plate is made of a nylon resin plate with a thickness of 2 mm or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4110290U JPH04726U (en) | 1990-04-19 | 1990-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4110290U JPH04726U (en) | 1990-04-19 | 1990-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04726U true JPH04726U (en) | 1992-01-07 |
Family
ID=31551480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4110290U Pending JPH04726U (en) | 1990-04-19 | 1990-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04726U (en) |
-
1990
- 1990-04-19 JP JP4110290U patent/JPH04726U/ja active Pending
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