Fixing device
US9383696B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 20, 2015 |
| Grant date | Jul 5, 2016 |
| Priority date | — |
| Expiry date | Mar 20, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/2017
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A fixing device includes: first and second rotatable members configured to heat-fix, at a nip therebetween, a toner image formed on a sheet by using a toner containing a parting agent; a heating portion, provided opposed to an outer surface of the first rotatable member, configured to heat the first rotatable member through electromagnetic induction heating; a holding portion configured to hold the heating portion; and a suppressing portion configured to suppress air flow in a space between the first rotatable member and the holding portion. The suppressing portion extends from the holding portion toward the first rotatable member and is provided so that a free end portion thereof is in a position of 0.5 mm or more and 3.5 mm or less from the outer surface of the first rotatable member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.