Belt member, belt driving unit, and image forming apparatus
US7277662B2 · kind B2 · utility
4Cited by
13References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2005 |
| Grant date | Oct 2, 2007 |
| Priority date | — |
| Expiry date | Feb 8, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0119
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A belt member is formed in an annular shape, which enables endless circulation of the belt member, and includes a belt base; a mark that is formed with a light reflective material; and a protection layer that is formed with a translucent material. The protection layer covers the mark, and the mark and the protection layer are arranged on a surface of the belt member on an inner side of the annular shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.