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公开(公告)号:US5291255A
公开(公告)日:1994-03-01
申请号:US945195
申请日:1992-09-15
CPC分类号: G03G15/2003 , G03G15/161 , G03G15/1695 , G03G2215/1671 , G03G2215/1695
摘要: An electrophotographic printer with fixing of the final image on paper (27) by first preheating the image side of the paper on a plate (25) which is in a straight path with the nip of a heated transfer roller (17) and a heated backing roller (21). This permits high temperatures need for fixing liquid toners and avoids paper curling.
摘要翻译: 一种电子照相打印机,其通过首先将纸张的图像侧预热到与加热的转印辊(17)的辊隙和加热背衬成直线路径的板(25)上,从而将最终图像定影在纸(27)上 辊(21)。 这样可以使高温需要固定液体调色剂,并避免纸张卷曲。
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公开(公告)号:US5099288A
公开(公告)日:1992-03-24
申请号:US615741
申请日:1990-11-19
CPC分类号: G03G15/2064 , G03G15/205 , G03G2215/00805 , G03G2215/0081
摘要: A document (7) carrying thermoplastic toner (46) to be fixed is held in the nip of belts (26 and 30) where it is moved under a heater (34) . The toner is in contact with the longer of the two belts. When a slightly rough image is desired, such as in normal printing on paper, the document is removed while the toner is still mobile and has some affinity for the belt on which it is carried. When a very smooth image is desired, such as for transparencies to be optically projected, the document is removed after the toner is cooled.
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公开(公告)号:US4641148A
公开(公告)日:1987-02-03
申请号:US793597
申请日:1985-10-31
申请人: Stanley Dyer , James J. Molloy , Thoi Nguyen , David M. Riherd , William F. Voit, Jr. , Donald L. West
发明人: Stanley Dyer , James J. Molloy , Thoi Nguyen , David M. Riherd , William F. Voit, Jr. , Donald L. West
摘要: A wear-resistant ribbon guide surface (11 or 25a, 25b) is added to a thermal printhead (1) to lower the ribbon exit angle after printing or to shift the ribbon exit position away from the printing. The angle past that surface remains large enough for visibility of prior printing. The modification of exit conditions makes the printing darker and significantly improves printhead life.
摘要翻译: 将耐磨色带引导表面(11或25a,25b)添加到热打印头(1),以降低打印后的色带出口角度或使色带出口位置远离打印。 超过该表面的角度保持足够大,以便可以预先印刷。 退出条件的修改使打印更深,显着提高了打印头的使用寿命。
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