Writing tool
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United States of America Patent
Stats
-
Nov 16, 2004
Grant Date -
Jul 15, 2004
app pub date -
Dec 19, 2003
filing date -
Jun 19, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A writing tool provided with enhanced and having a plurality of buttons arranged on lateral sides of the writing tool, whereby choice of raw materials for the tool are not limited and the writing tool has an improved endurance and productivity as they can be made of materials with excellent properties required in injection molding. The writing tool comprises an outer container 1 including a head member 9 in which a hole through which lead is exposed to the outside, is formed; a grip 13 in which a plurality of openings 11 are formed; a plurality of buttons 15, one portion of each positioned at each of the plurality of openings 11, while the remaining portion is positioned inside outer container; and an inner container 3 housin within outer container 1 and provided with a plurality of inclined faces 17 which are adapted to contact buttons 15 when pressed; wherein the inner container 3 moves forward within outer container 1, exposing the stored lead through head member 9 when at least one of buttons 15 is pressed down. The inclined faces 17 are arranged with a predetermined angle therebetween in a circumferential direction of the inner container 3 and are positioned at different places on an axis of inner container 3.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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