Title:
INK FOLLOWER FOR WRITING MATERIAL AND WRITING MATERIAL INCLUDING INK FOLLOWER
Document Type and Number:
Japanese Patent JP3315103
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an ink follower which is highly impact-resistant and is free from the generation of following action failure or greaser separation over time.
SOLUTION: This ink follower is composed of a swelling gel formed of an oil absorptive resin and hardly volatile liquid and/or a non-volatile liquid as a base oil and is arranged in contact with the surface of ink on the opposite side to the writing tip fitting part of an ink barrel. The writing material using this ink follower is provided.
Inventors:
Satoshi Izumi
Application Number:
JP32586799A
Publication Date:
August 19, 2002
Filing Date:
October 13, 1999
Export Citation:
Assignee:
Pilot Co., Ltd.
International Classes:
B43K5/02; B43K7/02; B43K7/08; B43K8/02; (IPC1-7): B43K7/02; B43K5/02; B43K8/02
Domestic Patent References:
| JP1148676A | ||||
| JP8118873A |
Attorney, Agent or Firm:
Hideo Watanabe