JPS59148385U

JPS59148385U - writing implements

Info

Publication number: JPS59148385U
Application number: JP4295683U
Authority: JP
Inventors: 大木　武夫
Original assignee: 株式会社パイロット
Priority date: 1983-03-25
Filing date: 1983-03-25
Publication date: 1984-10-03

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

[Brief explanation of the drawing]

第１図はこの考案の筆記具の中間部分を省略した縦断面
図、第２図は同筆記具の使用状態を示す縦断面図、第３
図は第１図Ａ−Ａ線に沿う断面図、第４図は同筆記具の
インキタンクの後端側を示す斜視図、第５図は同筆記具
のバッキング配設構造を示す要部拡大断面図、第６図〜
第８図はおのおのバッキング配設構造の他の実施態様を
示す拡大断面図である。１・・・環状気密バッキング、２・・・インキタンク、
３・・・空気導入孔、６・・・軸筒、７・・・筆記部、
８・・・筆記体、１０・・・気密装置、２０・・・ノッ
ク棒。Figure 1 is a vertical cross-sectional view of the writing instrument of this invention with the middle part omitted; Figure 2 is a vertical cross-sectional view showing the writing instrument in use;
The figure is a cross-sectional view taken along line A-A in Figure 1, Figure 4 is a perspective view showing the rear end side of the ink tank of the same writing instrument, and Figure 5 is an enlarged sectional view of main parts showing the backing arrangement structure of the same writing instrument. , Figure 6~
FIG. 8 is an enlarged sectional view showing another embodiment of each backing arrangement structure. 1... Annular airtight backing, 2... Ink tank,
3... Air introduction hole, 6... Shaft cylinder, 7... Writing part,
8... Cursive, 10... Airtight device, 20... Knock stick.

Claims

[Scope of utility model registration request]

The writing part 7 and the ink tank 2 are combined into a writing body 8, which is attached to the barrel 6.
and an airtight device 10 that opens and closes in response to the entry and exit of the writing part 7 in the shaft cylinder 6, and an airtight device 10 that moves the writing part 8 between the writing position and the storage position, and when the writing part 8 is in the storage position, A writing instrument provided with a knock bar 20゛ that comes into contact with the body 8,
An annular airtight backing 1 fixed to either the barrel cylinder 6 or the ink tank 2 is placed in the gap between the barrel cylinder 6 and the ink tank 2, and brought into contact with either the ink tank 2 or the barrel cylinder 6. This writing instrument has an air introduction hole 3 on the rear end side and a knock bar 20 in contact with the air introduction hole 3.