JPS5922495U - key front punching - Google Patents

key front punching

Info

Publication number
JPS5922495U
JPS5922495U JP11722482U JP11722482U JPS5922495U JP S5922495 U JPS5922495 U JP S5922495U JP 11722482 U JP11722482 U JP 11722482U JP 11722482 U JP11722482 U JP 11722482U JP S5922495 U JPS5922495 U JP S5922495U
Authority
JP
Japan
Prior art keywords
front punching
key front
key
disc
punching
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.)
Granted
Application number
JP11722482U
Other languages
Japanese (ja)
Other versions
JPH0116148Y2 (en
Inventor
太田　煕
Original Assignee
株式会社河合楽器製作所
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 株式会社河合楽器製作所 filed Critical 株式会社河合楽器製作所
Priority to JP11722482U priority Critical patent/JPS5922495U/en
Publication of JPS5922495U publication Critical patent/JPS5922495U/en
Application granted granted Critical
Publication of JPH0116148Y2 publication Critical patent/JPH0116148Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
  • Auxiliary Devices For Music (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 the drawing]

第１図はピアノの鍵の前端部の側面断面図、第２図は従
来のフロントパンチングの斜視図ミ第３図はこの考案の
一実施例はよるフロントパンチングの斜視図、第４図は
第３図におけるＡ−Ａ断面図、第５図は上方から圧力が
加わった状態のフロントパンチングの変形断面図、第６
図はこの考案の他の実施例によるフロントパンチングの
斜視図である。 １・・・・・・この考案によるフロントパンチング、２
・・・・・・ピン挿入孔、３・・・・・・溝、Ｆ・・・
・・・フロントピン、Ｋ・・・・・・鍵。Figure 1 is a side sectional view of the front end of a piano key, Figure 2 is a perspective view of a conventional front punching system, Figure 3 is a perspective view of a front punching system according to an embodiment of this invention, and Figure 4 is a perspective view of a conventional front punching system. 3 is a sectional view taken along the line A-A, FIG. 5 is a deformed sectional view of front punching when pressure is applied from above, and FIG.
The figure is a perspective view of front punching according to another embodiment of the invention. 1...Front punching according to this invention, 2
...Pin insertion hole, 3...Groove, F...
...Front pin, K...Key.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 所要厚さの円板の中心軸に沿ってフロントピンＦが挿通
されるピン挿通孔２、を設け、該円板の側面周辺に溝３
を設けたことを特徴とする鍵のフロントパンチング。A pin insertion hole 2 into which the front pin F is inserted is provided along the central axis of a disc having a required thickness, and a groove 3 is provided around the side surface of the disc.
The front punching of the key is characterized by the provision of.
JP11722482U 1982-07-30 1982-07-30 key front punching Granted JPS5922495U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11722482U JPS5922495U (en) 1982-07-30 1982-07-30 key front punching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11722482U JPS5922495U (en) 1982-07-30 1982-07-30 key front punching

Publications (2)

Publication Number Publication Date
JPS5922495U true JPS5922495U (en) 1984-02-10
JPH0116148Y2 JPH0116148Y2 (en) 1989-05-12

Family

ID=30269928

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11722482U Granted JPS5922495U (en) 1982-07-30 1982-07-30 key front punching

Country Status (1)

Country Link
JP (1) JPS5922495U (en)

Also Published As

Publication number Publication date
JPH0116148Y2 (en) 1989-05-12

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