JPH01139593U - - Google Patents

Info

Publication number
JPH01139593U
JPH01139593U JP3174188U JP3174188U JPH01139593U JP H01139593 U JPH01139593 U JP H01139593U JP 3174188 U JP3174188 U JP 3174188U JP 3174188 U JP3174188 U JP 3174188U JP H01139593 U JPH01139593 U JP H01139593U
Authority
JP
Japan
Prior art keywords
tip
barrel
sealing material
wall
writing instrument
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
JP3174188U
Other languages
English (en)
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 JP3174188U priority Critical patent/JPH01139593U/ja
Publication of JPH01139593U publication Critical patent/JPH01139593U/ja
Pending legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
第1図はこの考案のキヤツプを筆記具軸筒に装
着したときの要部縦断面図(ただしキヤツプは第
3図の―断面を示す)、第2図はキヤツプの
縦断面図(第3図の―断面を示す)、第3図
はキヤツプの平面図である。 図において、B…筆記具軸筒、C…キヤツプ、
1…先端部、2…末端部、3…通孔、4,4′…
突条、5…シール材、6,7…突条、8…突起ま
たは突条、9…ペン先、10…テーパー部、11
…細径部、12…つば部、13…主筒部、14…
空気孔、15…空間。

Claims (1)

    【実用新案登録請求の範囲】
  1. 先端に通孔を穿設し、かつ先端内壁中央に弾性
    材料よりなるペン先のシール材を密嵌し、内壁周
    囲に2段の環状突条を周設し、筆記具軸筒先端に
    装着したとき、該シール材がペン先を密閉し、か
    つ該2段の環状突条と筆記具軸筒間に密閉空間を
    形成し、該空間内に該軸筒に穿設した空気孔が開
    口することを特徴とする筆記具のキヤツプ。
JP3174188U 1988-03-09 1988-03-09 Pending JPH01139593U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3174188U JPH01139593U (ja) 1988-03-09 1988-03-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3174188U JPH01139593U (ja) 1988-03-09 1988-03-09

Publications (1)

Publication Number Publication Date
JPH01139593U true JPH01139593U (ja) 1989-09-25

Family

ID=31257824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3174188U Pending JPH01139593U (ja) 1988-03-09 1988-03-09

Country Status (1)

Country Link
JP (1) JPH01139593U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0381789U (ja) * 1989-12-08 1991-08-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0381789U (ja) * 1989-12-08 1991-08-21

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