发明名称 Image forming apparatus performing a corona products removal mode
摘要 An image forming apparatus includes an image bearer; a charger to charge a surface of the image bear; a developing device to develop a toner image on the surface of the image bearer; an image bearer cleaner to remove residual toner remaining on the surface of the image bearer after a transfer process; and a controller to cause the image forming apparatus to perform, before a start of printing operation, a corona products removal mode. In the image forming apparatus further including a temperature and humidity sensor to measure temperature and humidity of an ambient environment of the image bearer, the controller to cause the image forming apparatus to perform, before a start of an image forming operation, a corona products removal mode based on an absolute humidity obtained by the temperature and humidity detected by the temperature and humidity sensor.
申请公布号 US9563167(B2) 申请公布日期 2017.02.07
申请号 US201615016372 申请日期 2016.02.05
申请人 Ricoh Company, Ltd. 发明人 Tomita Daisuke;Satoh Toshiya;Kudoh Norio;Uenishi Hiroyuki;Saito Tomohiko
分类号 G03G15/00;G03G21/00 主分类号 G03G15/00
代理机构 Oblon, McClelland, Maier & Neustadt, L.L.P. 代理人 Oblon, McClelland, Maier & Neustadt, L.L.P.
主权项 1. An image forming apparatus comprising: an image bearer; a charger to charge a surface of the image bearer; a developing device to develop a toner image on the surface of the image bearer; an image bearer cleaner to remove residual toner remaining on the surface of the image bearer after a transfer process; and a controller to cause the image forming apparatus to perform, before a start of printing operation, a corona products removal mode to remove corona products on the surface of the image bearer, wherein, in the corona products removal mode, the image bearer is rotated over a predetermined time period while the developing device supplies toner to the image bearer.
地址 Tokyo JP