Writing instrument with cartridge spacing element

Coating implements with material supply – Including ball – roller or endless-belt tool – Ball

Patent

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Details

401 54, B43K 702

Patent

active

059158700

ABSTRACT:
An improvement for a writing instrument consists of an elastomer spacing element disposed within the interior of the writing instrument. The improved writing instrument accepts ink cartridges that are within a range of lengths. Relatively short cartridges are held in place and prevented from independent movement by the spacing element. Conversely, relatively lengthy ink cartridges cause the spacing element to be compressed.

REFERENCES:
patent: 2829623 (1958-04-01), Barnes
patent: 3180320 (1965-04-01), Groft
patent: 3458266 (1969-07-01), Douglas
patent: 3614246 (1971-10-01), Lotfallah
patent: 3626483 (1971-12-01), Whetstone et al.
patent: 4092073 (1978-05-01), Anderson
patent: 4115015 (1978-09-01), Torii
patent: 4167350 (1979-09-01), Harris
patent: 4377349 (1983-03-01), Kunii
patent: 5207524 (1993-05-01), Arnold III
patent: 5294206 (1994-03-01), Mukunoki

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