Title:
乾き防止装置を備えたスライド式筆記具
Document Type and Number:
Japanese Patent JP2009535233
Kind Code:
A
Abstract:
Disclosed herein is a slide type writing tool having a dryness prevention unit. The writing tool includes a hollow shaft (10) having a nib hole, with shutter shaft seats protruding from the inner wall of the shaft. A cartridge (20) is secured to the shaft. A knock part is inserted into an insert hole formed in the shaft, and a pair of pressing parts is provided on a nib extension shaft of the cartridge. A rear O-ring (30) surrounds an end of the cartridge. A spherical shutter (40) is held in the rear O-ring (30), and has a spherical shutter part to isolate a nib from the exterior. A front O-ring (50) contacts the shutter part and the nib hole. A spring contacts at a first end thereof a lower end of a step of the cartridge, and at a second end thereof a step of the rear O-ring.
Inventors:
Hyun-Song Yun
Application Number:
JP2009507598A
Publication Date:
October 01, 2009
Filing Date:
April 26, 2007
Export Citation:
Assignee:
MORRIS CORPORATION
International Classes:
B43K5/17; B43K24/08
Domestic Patent References:
| JPH0615728Y2 | 1994-04-27 | |||
| JPH02124193U | 1990-10-12 | |||
| JPS6444794A | 1989-02-17 | |||
| JPS4724450A | ||||
| JP2005246971A | 2005-09-15 | |||
| JPH0615728Y2 | 1994-04-27 | |||
| JPH02124193U | 1990-10-12 | |||
| JPS6444794A | 1989-02-17 | |||
| JPS4724450B1 | ||||
| JP2005246971A | 2005-09-15 |
Attorney, Agent or Firm:
Masaki Goto
Masahiro Fujii
Masaaki Iida
Masahiro Fujii
Masaaki Iida