发明授权
- 专利标题: Maintenance mist control
- 专利标题(中): 维护雾控制
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申请号: US09505544申请日: 2000-02-17
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公开(公告)号: US06375304B1公开(公告)日: 2002-04-23
- 发明人: Charles Stanley Aldrich , Benjamin Alan Askren , John Edward Borsuk , Donn Duane Bryant , Curtis Ray Droege , Laura Leigh Garcia , Edward Lawrence Kiely , Robert Flynt Strean
- 申请人: Charles Stanley Aldrich , Benjamin Alan Askren , John Edward Borsuk , Donn Duane Bryant , Curtis Ray Droege , Laura Leigh Garcia , Edward Lawrence Kiely , Robert Flynt Strean
- 主分类号: B41J2165
- IPC分类号: B41J2165
摘要:
An ink mist controller for a maintenance station including spit louvers and a spit wheel which serve as accumulating surfaces. A flow of air directs ink mist through the louvers and around the spit wheel. Mist that is not attracted to a surface is carried to a manifold which filters, then exhausts, air to the environment, thereby preventing contamination of articles surrounding the printer. Color ink droplets are ejected onto the spit louvers. Low pressure is created between and below the louvers, which increases air and mist velocity over the entire spit zone. An unrestricted air curtain occurs on three sides of the color printhead to further control the location of mist deposit. Black ink is ejected onto the spit wheel which holds the mist deposit during evaporation. At defined intervals, the spit wheel rotates a fraction of a revolution. A scraper removes the non-volatile residue from the wheel during rotation. An air curtain is created on all four sides of the spit wheel to direct mist to this surface. As with the color ink, contaminated air is filtered prior to being exhausted to the environment.
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