JPS5867391U - Piano action bearing structure - Google Patents
Piano action bearing structureInfo
- Publication number
- JPS5867391U JPS5867391U JP16164281U JP16164281U JPS5867391U JP S5867391 U JPS5867391 U JP S5867391U JP 16164281 U JP16164281 U JP 16164281U JP 16164281 U JP16164281 U JP 16164281U JP S5867391 U JPS5867391 U JP S5867391U
- Authority
- JP
- Japan
- Prior art keywords
- bearing structure
- piano action
- plating layer
- piano
- plating
- 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
Landscapes
- Sliding-Contact Bearings (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案に係る軸受構造を採用したアップライ
トピアノのアクション機構を示す側面図、第２図はフレ
ンジの１つを取り出して示す斜視図、第３図はセンター
ピンの要部拡大断面図である。
１・・・・・・アクション機構、３． ６． ８． １
４・・・・・・フレンジ、４・・・・・・ウィペン、・
７・・・・・・ジャック、９・・・・・・バット、１５
・・・・・・ダンパーレバー、２６ａ。
２６ｂ・・・・・・軸受孔、２７ａ、２７ｂ・・・・・
・ブツシュ、２８・・・・・・センターピン、２９・・
・・・・第１のメッキ層、３０・・・・・・第２のメッ
キ層（固体潤滑層）。Figure 1 is a side view showing the action mechanism of an upright piano that employs the bearing structure according to this invention, Figure 2 is a perspective view showing one of the flanges taken out, and Figure 3 is an enlarged cross-section of the main part of the center pin. It is a diagram. 1...action mechanism, 3. 6. 8. 1
4...Friend, 4...Wipen,...
7... Jack, 9... Bat, 15
...damper lever, 26a. 26b...Bearing hole, 27a, 27b...
・Butshu, 28...Center pin, 29...
...First plating layer, 30...Second plating layer (solid lubricant layer).
Claims (1)
通し、このセンターピンで回動部品を軸支するピアノア
クションの軸受構造において、前記センターピアノの表
面にニッケルメッキによる第１のメッキ層を形成し、こ
の第１のメッキ層の上にニッケルの硬度より低いカーボ
ン、アンチモン、鉛等によるメッキ処理を施して第２の
メッキ層を形成したことを特徴とするピアノアクション
の軸受構造。In the bearing structure of a piano action in which a center pin is inserted into a bearing hole of a flange through a bushing and a rotating component is pivotally supported by this center pin, a first plating layer of nickel plating is formed on the surface of the center piano. A bearing structure for a piano action, characterized in that a second plating layer is formed on the first plating layer by plating with carbon, antimony, lead, etc. whose hardness is lower than that of nickel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16164281U JPS5867391U (en) | 1981-10-29 | 1981-10-29 | Piano action bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16164281U JPS5867391U (en) | 1981-10-29 | 1981-10-29 | Piano action bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5867391U true JPS5867391U (en) | 1983-05-07 |
Family
ID=29954000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16164281U Pending JPS5867391U (en) | 1981-10-29 | 1981-10-29 | Piano action bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5867391U (en) |
-
1981
- 1981-10-29 JP JP16164281U patent/JPS5867391U/en active Pending
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