JPS6034486U

JPS6034486U - Notsuku style cap press writing instrument

Info

Publication number: JPS6034486U
Application number: JP12646083U
Authority: JP
Inventors: 翠川　克夫
Original assignee: 東洋ポリマ−株式会社
Priority date: 1983-08-17
Filing date: 1983-08-17
Publication date: 1985-03-09

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：本考案筆記具の筆記部材４が後退した時の断面
図、第２図：同じく筆記部材４が前進したときの断面図
、第３図：摺動部材８の作用説明図、第４図：摺動部材
８の斜視図。１・・・・・・シーズ、２・・・・・・シーズ先端開口
部、３・・・・・・筆記部材先端大径部、３ａ・・・・
・・後端面、３ｂ・・・・・・ペン先、３ｃ・・・・・
・空気孔、４・・・・・・筆記部材、５・・・・・・筆
記部材小径部、６・・・・・・シーズリング状突起、７
・・・・・・コイルバネ、８・・・・・・摺動部材、８
ａ・・・・・・摺動部、９・・・・・・リング状斜面、
９・・・・・・入口部分、１１・・・・・・密閉後壁部
、１２・・・・・・止めリング、Ｓ・・・・・・ばね部
分。Fig. 1: A sectional view when the writing member 4 of the writing instrument of the present invention is retracted, Fig. 2: A sectional view when the writing member 4 is moved forward, Fig. 3: An explanatory diagram of the action of the sliding member 8, Fig. 4 Figure: A perspective view of the sliding member 8. 1... Seed, 2... Seed tip opening, 3... Writing member tip large diameter part, 3a...
... Rear end surface, 3b... Pen tip, 3c...
・Air hole, 4...Writing member, 5...Writing member small diameter part, 6...Season ring shaped projection, 7
......Coil spring, 8...Sliding member, 8
a...Sliding part, 9...Ring-shaped slope,
9...Inlet part, 11... Sealing rear wall part, 12... Retaining ring, S... Spring part.

Claims

[Scope of Claim for Utility Model Registration] A writing member 4 that moves back and forth within the sheath 1 and has a ring-shaped protrusion 6 on its inner periphery, and a sliding member that engages with the large diameter portion 3 at the tip of the writing member 4. A writing instrument consisting of a member 8, the sliding member 8 having a sliding part 8a, a spring part S, a sealed rear wall part 11, and a ring-shaped slope 9 curved on the outer peripheral surface, the writing member 4 is retracted, the sliding member 8 is attached to be towed by the spring 7 that is linked to the sliding mechanism, and the rear end surface 3a of the large diameter portion 3 at the tip of the writing member 4 is attached to the sealed rear wall portion 11 of the sliding member 8. and its ring-shaped slope 9 engages with the league-shaped protrusion 6 of the sheath 1, the inlet portion 10 is closed, and when the writing member 4 moves forward, the sliding member 8 moves its ring-shaped slope 9 slides on the ring-shaped protrusion 6 of the sheath 1 toward the distal end of the sheath 1, thereby moving forward, and the sliding member 8 is configured such that the spring portion S expands to open the inlet portion 10 thereof. A knock-type capless writing instrument characterized by the following.