Thermal fixing device of electrophotography
Abstract
Abstract PURPOSE:To simplify the titled device and to cover a deficiency in the function of cleaning furthermore, to apply it to a transfer and fixing device, to secure transfer and fixation, by forming a cleaning device and an oil applying device in one body. CONSTITUTION:A cleaning roller 14 turns in press-contact with the circumferential surface of a heat roller 1. A blade 20 is press-contacted with the circumferential surface of the cleaning roller 14 and under it, a recovery container 21 is arranged. An applying blade 22 is press-contacted with the atop of the cleaning roller 14 and over it, tank 23 filled with silicone oil 10 is arranged; and felt 24 impregnated with sili- cone oil from the tank is in contact with the cleaning roller 14. A fixing roller is cleaned in the presence of the oil, so the cleaning operation is secured. Further, the removal of toner transferred to the cleaning roller is also secured.
Inventors
- 👤 Ryoichi Namiki
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.