JPS5867392U - Piano action bearing structure - Google Patents

Piano action bearing structure

Info

Publication number
JPS5867392U
JPS5867392U JP16164381U JP16164381U JPS5867392U JP S5867392 U JPS5867392 U JP S5867392U JP 16164381 U JP16164381 U JP 16164381U JP 16164381 U JP16164381 U JP 16164381U JP S5867392 U JPS5867392 U JP S5867392U
Authority
JP
Japan
Prior art keywords
bearing structure
piano action
action bearing
solid
center pin
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
Application number
JP16164381U
Other languages
Japanese (ja)
Inventor
林田　甫
高橋　宏叔
正義 鈴木
Original Assignee
ヤマハ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ヤマハ株式会社 filed Critical ヤマハ株式会社
Priority to JP16164381U priority Critical patent/JPS5867392U/en
Publication of JPS5867392U publication Critical patent/JPS5867392U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of drawings]

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
トピアノのピアノアクションを示す側面図、第２図はフ
レンジの１つを取り出して示す斜視図、第３図はブツシ
ュの斜視図、第４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ｉ構、３．　６．　８．　１
４−−−−−−フレンジ、４・・・・・・ウィペン、７
・・・・・・ジャック、９゛　・・・・・・バット、１
５・・・・・・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、３０・・
・・・・固体潤滑剤層。Fig. 1 is a side view showing the piano action of an upright piano employing the bearing structure according to this invention, Fig. 2 is a perspective view showing one of the flanges taken out, Fig. 3 is a perspective view of the bushing, and Fig. 4 is a perspective view of the upright piano. The figure is an enlarged sectional view of the main part of the center pin. 1...Action i structure, 3. 6. 8. 1
4-------Frenzy, 4...Wipen, 7
...Jack, 9゛ ...Bat, 1
5... Damper lever, 26a. 26b...Bearing hole, 27a, 27b...
・Butshu, 28...Center pin, 30...
...Solid lubricant layer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 羊毛クロス等によって筒状に形成され、フレンジの軸受
孔に嵌合固定されるブツシュの内周面に、黒鉛、錫、鉛
、牛脂等をすり込んで固体もしくは半固体潤滑剤層を形
成し、このブツシュに回動部□　　品を軸支するセンタ
ーピンを挿通したことを特徴とするピアノアクションの
軸受構造。A solid or semi-solid lubricant layer is formed by rubbing graphite, tin, lead, beef tallow, etc. onto the inner circumferential surface of the bushing, which is formed into a cylindrical shape using wool cloth or the like and is fitted and fixed into the bearing hole of the flange. A piano action bearing structure characterized by inserting a center pin that supports the rotating part □ into the bush.
JP16164381U 1981-10-29 1981-10-29 Piano action bearing structure Pending JPS5867392U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16164381U JPS5867392U (en) 1981-10-29 1981-10-29 Piano action bearing structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16164381U JPS5867392U (en) 1981-10-29 1981-10-29 Piano action bearing structure

Publications (1)

Publication Number Publication Date
JPS5867392U true JPS5867392U (en) 1983-05-07

Family

ID=29954001

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16164381U Pending JPS5867392U (en) 1981-10-29 1981-10-29 Piano action bearing structure

Country Status (1)

Country Link
JP (1) JPS5867392U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63128594U (en) * 1987-02-12 1988-08-23

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4948130A (en) * 1972-09-12 1974-05-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4948130A (en) * 1972-09-12 1974-05-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63128594U (en) * 1987-02-12 1988-08-23

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