JPS629588U - - Google Patents

Info

Publication number
JPS629588U
JPS629588U JP10140885U JP10140885U JPS629588U JP S629588 U JPS629588 U JP S629588U JP 10140885 U JP10140885 U JP 10140885U JP 10140885 U JP10140885 U JP 10140885U JP S629588 U JPS629588 U JP S629588U
Authority
JP
Japan
Prior art keywords
gripping portion
core gripping
ball
chuck
spring
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
JP10140885U
Other languages
English (en)
Other versions
JPH0415514Y2 (ja
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 filed Critical
Priority to JP10140885U priority Critical patent/JPH0415514Y2/ja
Publication of JPS629588U publication Critical patent/JPS629588U/ja
Application granted granted Critical
Publication of JPH0415514Y2 publication Critical patent/JPH0415514Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)

Description

【図面の簡単な説明】
図は本考案の一実施例を示したもので、第1図
はボールチヤツクの全体の縦断面図、第2図及び
第3図はボールチヤツクの芯把持部材の一方の分
割体を示したもので第2図は側面図、第3図は底
面図、又、第4図及び第5図はボールチヤツクの
バネ軸部材の前面図及び側面図である。 1……チヤツクケース、1a……中心孔、1b
……テーパ面、1c……段部、2……芯把持部材
、2a……ボール受部、2b……接続ピン、3…
…バネ軸部材、3a……スリ割、3b……鍔部、
3c……接続孔、4……ボール、5……チヤツク
バネ。

Claims (1)

    【実用新案登録請求の範囲】
  1. ボール受部を有する芯把持部を金属又はセラミ
    ツク等の高硬度を有し且つ耐摩耗性に勝れた素材
    により形成し、該芯把持部に連結して芯把持部に
    開放力を付与するバネ軸部を合成樹脂により形成
    したことを特徴とするシヤープペンシルのボール
    チヤツク。
JP10140885U 1985-07-03 1985-07-03 Expired JPH0415514Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10140885U JPH0415514Y2 (ja) 1985-07-03 1985-07-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10140885U JPH0415514Y2 (ja) 1985-07-03 1985-07-03

Publications (2)

Publication Number Publication Date
JPS629588U true JPS629588U (ja) 1987-01-21
JPH0415514Y2 JPH0415514Y2 (ja) 1992-04-07

Family

ID=30972113

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10140885U Expired JPH0415514Y2 (ja) 1985-07-03 1985-07-03

Country Status (1)

Country Link
JP (1) JPH0415514Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0183585U (ja) * 1987-11-24 1989-06-02

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0183585U (ja) * 1987-11-24 1989-06-02

Also Published As

Publication number Publication date
JPH0415514Y2 (ja) 1992-04-07

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