Coating implements with material supply – Material flows through porous tool – Wick feed from within reservoir to tool
Reexamination Certificate
2004-08-13
2010-11-23
Le, Huyen (Department: 3751)
Coating implements with material supply
Material flows through porous tool
Wick feed from within reservoir to tool
C401S192000
Reexamination Certificate
active
07837404
ABSTRACT:
An applicator which includes a rear barrel1; an ink occlusion element10accommodated in rear barrel1; an ink occlusion element receiver20opposing the front end part of ink occlusion element10; a see-through front barrel30fitted to the opening of rear barrel1, a detection tube40inserted in front barrel30for flowing ink from ink occlusion element10; a joint core50supported by detection tube40and flowing out ink from ink occlusion element10; and a pen core60supported by detection tube40and disposed on the opposite side of joint core50with a detection space63from joint core50. Detection tube40, joint core50and pen core60are formed into an integral structure. It is possible to exactly grasp the ink end state in a visual manner, based on the presence/absence of ink in detection space63of detection tube40.
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Fukai Akira
Iwasa Atsushi
Osada Takahiro
Sawa Yukinori
Buchanan & Ingersoll & Rooney PC
Le Huyen
Mitsubishi Pencil Co. Ltd.
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