JPS6041990U - Piano action bearing bush - Google Patents

Piano action bearing bush

Info

Publication number
JPS6041990U
JPS6041990U JP13203883U JP13203883U JPS6041990U JP S6041990 U JPS6041990 U JP S6041990U JP 13203883 U JP13203883 U JP 13203883U JP 13203883 U JP13203883 U JP 13203883U JP S6041990 U JPS6041990 U JP S6041990U
Authority
JP
Japan
Prior art keywords
piano action
outer ring
bearing bush
bearing bushing
action bearing
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
JP13203883U
Other languages
Japanese (ja)
Inventor
酒井　敏明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamaha Corp
Original Assignee
Yamaha Corp
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 Yamaha Corp filed Critical Yamaha Corp
Priority to JP13203883U priority Critical patent/JPS6041990U/en
Publication of JPS6041990U publication Critical patent/JPS6041990U/en
Pending legal-status Critical Current

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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

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

第１図はアップライト型ピアノのアクション部の一例を
示す側面図、第２図はこの考案に係る軸受ブツシュの斜
視図、第３図は同縦断面図である。 ２・・・ウイツペンフレンジ、４川ダンバフレンジ、６
・・・バットフレンジ、２０・・・軸受ブツシュ、−２
１・・・外輪、２３・・・内輪、２４・・・連結部。FIG. 1 is a side view showing an example of an action section of an upright piano, FIG. 2 is a perspective view of a bearing bushing according to this invention, and FIG. 3 is a longitudinal sectional view thereof. 2... Uitsupen Frenzi, Yotsukawa Danba Frenzi, 6
...Butt flange, 20...Bearing bushing, -2
1...Outer ring, 23...Inner ring, 24...Connection part.

Claims (1)

【実用新案登録請求の範囲】 フレンジの軸孔にプラスチック製軸受ブツシュを介して
センターピンを挿通し、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において、 前記軸受ブツシュは、フレンジの軸孔に嵌合保持される
外輪と、この外輪の内側に配置され、かつ周方向に複数
分割された軸支持用の内輪と、この内輪を外輪内に弾性
的に保持する複数の連結部とからなることを特徴とする
ピアノアクションの軸受ブツシュ。[Scope of Claim for Utility Model Registration] In a piano action in which a center pin is inserted into the shaft hole of the flange via a plastic bearing bushing, and a rotating part is pivotally supported by this center pin, the bearing bushing is inserted into the shaft hole of the flange. It consists of an outer ring that is fitted and held in the outer ring, an inner ring for shaft support that is arranged inside the outer ring and divided into multiple parts in the circumferential direction, and a plurality of connecting parts that elastically hold the inner ring inside the outer ring. A piano action bearing bushing characterized by:
JP13203883U 1983-08-26 1983-08-26 Piano action bearing bush Pending JPS6041990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13203883U JPS6041990U (en) 1983-08-26 1983-08-26 Piano action bearing bush

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13203883U JPS6041990U (en) 1983-08-26 1983-08-26 Piano action bearing bush

Publications (1)

Publication Number Publication Date
JPS6041990U true JPS6041990U (en) 1985-03-25

Family

ID=30298311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13203883U Pending JPS6041990U (en) 1983-08-26 1983-08-26 Piano action bearing bush

Country Status (1)

Country Link
JP (1) JPS6041990U (en)

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