Image heating apparatus
US8843046B2 · kind B2 · utility
10Cited by
20References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2012 |
| Grant date | Sep 23, 2014 |
| Priority date | — |
| Expiry date | Nov 1, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/2053
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image heater a hollow heating roller having a hole at an axial end portion thereof; a bearing supporting the heating roller; a heat insulating bush fitted between an outer surface of the heating roller and the bearing; a retaining ring for retaining the heat insulating bush in an axial direction of the heating roller, the retaining ring including a projection engaging with the hole; an annular spacer provided between the retaining ring and the heat insulating bush, wherein the spacer includes a connecting portion having a connecting hole, the retaining ring includes a hooking portion engaging with the connecting hole.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.