JPS58187480U - A writing instrument whose tip is formed by an inner shaft made of a spirally wound layered material. - Google Patents

A writing instrument whose tip is formed by an inner shaft made of a spirally wound layered material.

Info

Publication number
JPS58187480U
JPS58187480U JP8351682U JP8351682U JPS58187480U JP S58187480 U JPS58187480 U JP S58187480U JP 8351682 U JP8351682 U JP 8351682U JP 8351682 U JP8351682 U JP 8351682U JP S58187480 U JPS58187480 U JP S58187480U
Authority
JP
Japan
Prior art keywords
inner shaft
writing instrument
outer cylinder
spirally wound
layered material
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
JP8351682U
Other languages
Japanese (ja)
Other versions
JPH0232467Y2 (en
Inventor
翠川　克夫
Original Assignee
東洋ポリマ−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 東洋ポリマ−株式会社 filed Critical 東洋ポリマ−株式会社
Priority to JP8351682U priority Critical patent/JPS58187480U/en
Publication of JPS58187480U publication Critical patent/JPS58187480U/en
Application granted granted Critical
Publication of JPH0232467Y2 publication Critical patent/JPH0232467Y2/ja
Granted legal-status Critical Current

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  • Pens And Brushes (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：内軸の原形である円筒状２ａの斜視図、第２図
：非使用時の本考案筆記具の断面図、第３図：同じく使
用時ないし芯先を強（押したときの断面図、第４図：円
筒状２ａから内軸２を形成する状態の説明図で、正面図
で示す。第５図：内軸１の仕切２Ｃの作用説明図、 １・・・・・・外筒、２・・・・・・内軸、２ａ・・・
・・・原形円筒状、２ｂ・・・・・・間隙（インキ浸出
孔）、２Ｃ・・・・・・仕切、２ｄ・・・・・・切除部
、２ｅ・・・・・・円筒基部、２ｆ・・・・・・円錐部
、３・・・・・・ストッパー、４・・・・・・インキ通
路、５・・・・・・固定用突起、６・・・・・・空隙部
、７・・・・・・テーパー面。Figure 1: A perspective view of the cylindrical shape 2a, which is the original shape of the inner shaft, Figure 2: A cross-sectional view of the writing instrument of the present invention when not in use, Figure 3: A cross-section when the writing instrument is in use or when the tip is pressed Fig. 4: An explanatory view of the state in which the inner shaft 2 is formed from the cylindrical shape 2a, shown in a front view. Fig. 5: An explanatory view of the function of the partition 2C of the inner shaft 1, 1...Outside Cylinder, 2... Inner shaft, 2a...
... Original cylindrical shape, 2b ... Gap (ink leaching hole), 2C ... Partition, 2d ... Cutting part, 2e ... Cylinder base, 2f...Conical part, 3...Stopper, 4...Ink passage, 5...Fixing protrusion, 6...Gap part, 7...Tapered surface.

Claims (1)

【実用新案登録請求の範囲】 ■　外筒１内にプラスチックあるいは合成ゴムをらせん
状に形成した内軸２を嵌合し、内軸２のらせん状の仕切
壁２Ｃの間隙２ｂをインキ浸出孔とし、 かつ、内軸２はその円筒基部２ｅが外筒１に固定され、
該円筒基部２ｅ後端面と外筒１の間に空隙部６が設けら
れている、 ことを特徴とするらせん状の内軸を有する筆記具の芯先
。 ■　内軸２の後端面にストッパー３が一体に取り付けら
れ、芯先に圧力の加えられない状態では、外筒１のテー
パ一部７とストッパー３とは密着し、インキ通路４を閉
鎖している、実用新案登録請求の範囲第１項記載の筆記
具の芯先。[Claims for Utility Model Registration] ■ An inner shaft 2 made of plastic or synthetic rubber formed into a spiral shape is fitted into the outer cylinder 1, and the gap 2b of the spiral partition wall 2C of the inner shaft 2 is used as an ink leaching hole. , and the cylindrical base 2e of the inner shaft 2 is fixed to the outer cylinder 1,
A tip of a writing instrument having a spiral inner shaft, characterized in that a gap 6 is provided between the rear end surface of the cylindrical base 2e and the outer cylinder 1. ■ A stopper 3 is integrally attached to the rear end surface of the inner shaft 2, and when no pressure is applied to the tip of the core, the taper part 7 of the outer cylinder 1 and the stopper 3 come into close contact, closing the ink passage 4. A writing instrument nib according to claim 1 of the utility model registration claim.
JP8351682U 1982-06-07 1982-06-07 A writing instrument whose tip is formed by an inner shaft made of a spirally wound layered material. Granted JPS58187480U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8351682U JPS58187480U (en) 1982-06-07 1982-06-07 A writing instrument whose tip is formed by an inner shaft made of a spirally wound layered material.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8351682U JPS58187480U (en) 1982-06-07 1982-06-07 A writing instrument whose tip is formed by an inner shaft made of a spirally wound layered material.

Publications (2)

Publication Number Publication Date
JPS58187480U true JPS58187480U (en) 1983-12-13
JPH0232467Y2 JPH0232467Y2 (en) 1990-09-03

Family

ID=30092523

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8351682U Granted JPS58187480U (en) 1982-06-07 1982-06-07 A writing instrument whose tip is formed by an inner shaft made of a spirally wound layered material.

Country Status (1)

Country Link
JP (1) JPS58187480U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248375U (en) * 1988-09-30 1990-04-04

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4217647Y1 (en) * 1965-03-13 1967-10-12
JPS4219782Y1 (en) * 1965-06-14 1967-11-16
JPS4523765Y1 (en) * 1966-06-30 1970-09-18
JPS5013686A (en) * 1973-06-08 1975-02-13

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4217647Y1 (en) * 1965-03-13 1967-10-12
JPS4219782Y1 (en) * 1965-06-14 1967-11-16
JPS4523765Y1 (en) * 1966-06-30 1970-09-18
JPS5013686A (en) * 1973-06-08 1975-02-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248375U (en) * 1988-09-30 1990-04-04

Also Published As

Publication number Publication date
JPH0232467Y2 (en) 1990-09-03

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