JPS6387092U

JPS6387092U -

Info

Publication number: JPS6387092U
Application number: JP18242586U
Authority: JP
Priority date: 1986-11-27
Filing date: 1986-11-27
Publication date: 1988-06-07

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す一部を破断した
縦断面図、第２図および第３図は第１図の−
線断面図および−線断面図、第４図は本考案
のペン芯の斜視図、第５図は他の実施例の縦断面
図である。１……胴筒、４，４_１……ペン芯本体、６……
インキ貯蔵部、７，７_１……芯孔、８……土手部
、９……弧状溝部、１０……空気溝、１１……イ
ンキ溝、１２……櫛溝部、１３……吸引孔、１４
……空気路、１５，１５_１……チユーブ、１８，
１８_１……中継芯、１９，１９_１……ペンチツプ
、２０……インキ。 FIG. 1 is a partially cut away vertical sectional view showing an embodiment of the present invention, and FIGS. 2 and 3 are -
4 is a perspective view of the pen core of the present invention, and FIG. 5 is a longitudinal sectional view of another embodiment. 1...Body tube, 4,4 ₁ ...Pen core body, 6...
Ink storage section, 7, 7 ₁ ... Core hole, 8... Bank, 9... Arc groove, 10... Air groove, 11... Ink groove, 12... Comb groove, 13... Suction hole, 14
...Air passage, 15,15 ₁ ...Tube, 18,
18 ₁ ... Relay lead, 19,19 ₁ ... Pen tip, 20... Ink.

Claims

[Scope of utility model registration request]

In a pen core in which a relay core for guiding ink to the writing tip is inserted into the core hole in the axial direction, the pen core body 4,
4. Two axial bank parts 8, 8 are provided on the outer surface of ₁ , facing each other, and one part between the bank parts 8, 8 is bent in a meandering manner to form a continuous passage. A comb groove part 12 having an air groove 10 and an ink groove 11 is provided in the other part of the groove part 9, and the arcuate groove part 9 and the comb groove part 12 are made to communicate with each other at their rear ends. This is a pen core for a plotter in which a suction hole 13 communicating with relay cores _18, 181 is provided, and a ventilation path 14 communicating with outside air is provided at the tip of a comb groove portion 12.