Fuser comprising heat transfer member for preventing overheat of fusing belt
US12321116B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Sep 15, 2022 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Sep 15, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/2035
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An example fuser includes a rotatable pressure roller, a fusing belt to externally contact the pressure roller, a heater inside the fusing belt to heat the fusing belt, a nip plate including a surface facing the pressure roller to internally contact the fusing belt, a nip forming member inside the fusing belt to press the nip plate toward the pressure roller, and a heat transfer member, between the nip plate and the nip forming member, comprising a first area corresponding to a maximum width of a printing medium that is to pass the fuser and a second area at both sides of the first area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.