JPS6427288U

JPS6427288U -

Info

Publication number: JPS6427288U
Application number: JP12139187U
Authority: JP
Priority date: 1987-08-10
Filing date: 1987-08-10
Publication date: 1989-02-16

Description

[Brief explanation of the drawing]

第１図は筆記状態の断面図、第２図は非使用時
の断面図である。１……軸筒、２……先口、３……レフイール、
３ａ……ペン体、４……スプリング、５……ノツ
ク部材。 FIG. 1 is a cross-sectional view in a writing state, and FIG. 2 is a cross-sectional view when not in use. 1...Shaft tube, 2...Tip, 3...Refill,
3a...Pen body, 4...Spring, 5...Knob member.

Claims

[Scope of utility model registration request]

A ballpoint pen reflex is held at the top of a conical spring fixed in the barrel, and when the pen body of the ballpoint pen reflex protruding from the opening at the tip of the barrel is pressed against a paper surface with pressure greater than normal writing pressure, The spring reverses and the pen body sinks into the barrel, and when the rear end of the ballpoint pen refill presses and knocks the fitted knob member, the reversed spring returns to a conical shape and the pen body A lock-type ballpoint pen characterized by protruding from the opening at the tip of the barrel.