Coating implements with material supply – Material flows through porous tool – Wick feed from within reservoir to tool
Patent
1998-08-28
1999-10-19
Walczak, David J.
Coating implements with material supply
Material flows through porous tool
Wick feed from within reservoir to tool
401151, 401199, B43K 502, B43K 518
Patent
active
059676876
ABSTRACT:
A direct ink supply writing implement according to the present invention is provided with an ink reservoir made of a porous material disposed between a nib and an ink tank; a partition wall disposed between the ink reservoir and the ink tank and arranged to partition the ink reservoir and the ink tank from each other; a communication hole formed in the partition wall for establishing communication between the ink reservoir and the ink tank; a rod-shape ink guiding member which penetrates the partition wall and with which ink is supplied from the ink tank to the nib; and a compressed portion formed at a rear end of the ink reservoir and arranged to enhance capillary force as compared with other portions.
REFERENCES:
patent: 3113336 (1963-12-01), Langnickel
patent: 5026189 (1991-06-01), Keil
Patent Abstracts of Japan, vol. 098, No. 011 Sep. 30, 1998, & JP 10 166781 A (Zebra Pen Corp) Jun. 23 1998, *Abstract.
Prunner Kathleen J.
The Pilot Ink Co., Ltd.
Walczak David J.
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