JPH0460493U

JPH0460493U -

Info

Publication number: JPH0460493U
Application number: JP10229390U
Authority: JP
Priority date: 1990-10-01
Filing date: 1990-10-01
Publication date: 1992-05-25

Description

[Brief explanation of the drawing]

第１図は本考案に係る多芯ペンの一実施例を示
す外観斜視図、第２図はその分解斜視図、第３図
はそのペン軸部分の断面図、第４ａ図、第４ｂ図
、第４ｃ図はそのそれぞれ異なつた使用状態を示
す説明図である。１……ペン軸、１１……ペン軸内孔、１２……
仕切壁、１３……位置決め凹溝、２……第１のカ
ートリツジ、２１……筆記芯（ボールペン）、２
２……ストツパ突条、２３……テールピース、２
４……位置決め突部、３……第２のカートリツジ
、３１……筆記芯（サインペン）、３２……位置
決め突部、３３……ストツパ突条、３４……筆記
芯（万年筆）、４……キヤツプ、４２……切欠き
。 Fig. 1 is an external perspective view showing an embodiment of a multi-core pen according to the present invention, Fig. 2 is an exploded perspective view thereof, Fig. 3 is a sectional view of the pen shaft portion, Figs. 4a, 4b, FIG. 4c is an explanatory diagram showing different usage states thereof. 1...Pen shaft, 11...Pen shaft inner hole, 12...
Partition wall, 13... Positioning groove, 2... First cartridge, 21... Writing lead (ballpoint pen), 2
2... Stopper protrusion, 23... Tail piece, 2
4... Positioning protrusion, 3... Second cartridge, 31... Writing lead (sign pen), 32... Positioning protrusion, 33... Stopper protrusion, 34... Writing lead (fountain pen), 4... Cap, 42...notch.

Claims

[Claims for Utility Model Registration] 1. A multi-core pen comprising the components described in the following items a to d. (a) Hollow tubular pen barrel 1. (b) having a writing lead 21 at one end, a tail piece 23 formed at the other end, a stopper protrusion 22 formed at an intermediate position, and inserted into one end of the pen shaft 1 from either end; A first cartridge 2 that can be fixed. (c) Different types of writing lead 3 on both ends
1 and 34, and a stopper protrusion 33 at an intermediate position.
A second cartridge 3 is formed with a second cartridge 3 and can be inserted and fixed into one end of the pen barrel 1 from either side. (d) A cap 4 that can be fitted onto either end of the first and second cartridges. 2. The multi-core pen according to claim 1, wherein a partition wall 12 is provided approximately at the center inside the pen barrel 1. 3. Positioning projections 24, 32 are provided at appropriate positions on the outer peripheral walls of the first and second cartridges, and a positioning groove 13 corresponding to the projections is formed on the inner peripheral surface of the pen shaft. The multi-core pen according to item 1. 4 A notch 42 is provided on the peripheral wall of the opening side of the cap 4.
The multi-lead pen according to claim 1, further comprising a multi-core pen. 5. According to claim 1, the three types of writing leads 21, 31, and 34 attached to the first and second cartridges are different writing leads selected from pencils, ballpoint pens, felt-tip pens, marker pens, and fountain pens. Multi-core pen as described. 6. The multi-lead according to claim 1, wherein the three types of writing cores 21, 31, and 34 attached to the first and second cartridges are the same type of writing cores but different in color or thickness. pen.