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公开(公告)号：EP1372984B1
公开(公告)日：2007-05-16
申请号：EP02717797.1
申请日：2002-03-26
申请人： Sanford L.P.
发明人： WITZ, Wolfgang , BASTIANSEN, Bernd , POLLEY, Ralf
IPC分类号： B43K8/04
摘要： A free ink marking instrument for dispensing an ink, including a housing (26), a reservoir (32) for storing ink within the housing, a feed tube (36) to convey ink communicating with the reservoir, a tip (40) disposed within the feed tube (36) for conveying ink to a substrate at a marking end of the tip, a porous buffer (60) disposed within the housing (26) adjacent the feed tube and configured for storing ink during periods of a decreasing pressure differential between the reservoir and the atmosphere, and bubble separation area in the form of either a hole in the feed tube or a hole or passage formed between the feed tube and the tip, is disclosed.
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公开(公告)号：EP1372984A1
公开(公告)日：2004-01-02
申请号：EP02717797.1
申请日：2002-03-26
申请人： Sanford L.P.
发明人： WITZ, Wolfgang , BASTIANSEN, Bernd , POLLEY, Ralf
IPC分类号： B43K8/04
摘要： A free ink marking instrument for dispensing an ink, including a housing (26), a reservoir (32) for storing ink within the housing, a feed tube (36) to convey ink communicating with the reservoir, a tip (40) disposed within the feed tube (36) for conveying ink to a substrate at a marking end of the tip, a porous buffer (60) disposed within the housing (26) adjacent the feed tube and configured for storing ink during periods of a decreasing pressure differential between the reservoir and the atmosphere, and bubble separation area in the form of either a hole in the feed tube or a hole or passage formed between the feed tube and the tip, is disclosed.
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