Fusing unit and image forming apparatus including the same
US7653338B2 · kind B2 · utility
5Cited by
4References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2007 |
| Grant date | Jan 26, 2010 |
| Priority date | — |
| Expiry date | Feb 28, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/2042
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A fusing unit of an image forming apparatus, includes: a heating lamp having a heating unit, and a tubular unit accommodating the heating unit; a heating roller accommodating the heating lamp; and a pressing roller to be pressed toward the heating roller; the tubular unit includes a reflecting film formed on at least one of an external circumference surface and an internal surface thereof so as to have a different reflectivity along a lengthwise direction of the heating unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.