| 摘要 |
1481003 Electro-photography RICOH CO Ltd 11 Dec 1975 [28 Dec 1974] 50826/75 Headings G2H and G2X Excess liquid developer adhering to photoconductive drum 1 after development of an electrostatic latent image sticks to spaced cleaning roller 23, rather than to the drum surface, and so as not carried with the developed image when that is transferred to copy material 7. The roller 23 has enlarged ends 24, which run on stainless steel or aluminium oxide tracks 22, outside the photoconductive centre section 21a of the drum 1. |
