Image heating apparatus having multiple rotatable members and temperature detecting element
US6985689B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 21, 2003 |
| Grant date | Jan 10, 2006 |
| Priority date | — |
| Expiry date | Feb 12, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/2039
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image heating apparatus has a first rotatable member contacting a second rotatable member, wherein the recording material bearing the image passes through a nip portion formed at a position between the first rotatable member and the second rotatable member; a heater for heating the first rotatable member, the heater having a third rotatable member that is flexible and a temperature detecting element, wherein the third rotatable member contacts an outer peripheral surface of the first rotatable member and the temperature detecting element is provided in an area of an inside surface said third rotatable member, wherein the first rotatable member and the third rotatable member contact; and a controller for controlling the heater based on detecting the temperature of said temperature detecting element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.