Heat fixing device and image forming apparatus
US6907221B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 29, 2003 |
| Grant date | Jun 14, 2005 |
| Priority date | — |
| Expiry date | Jun 25, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/2022
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A heat fixing device for heat fixing a toner image to a receiving medium having a pair of fixing belts in an endless form; a pair of rotary members individually disposed on a respective inside circumference of the fixing belts and pressed against each other via the fixing belts; a pair of fixing members individually disposed on the respective inside circumference of the fixing belts and pressed against each other via the fixing belts; and a heating element for heating at least one of the fixing belts, wherein the fixing belts contact the rotary members and the fixing members only at a respective portion thereof via which the respective pair of rotary members and fixing members are pressed against each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.