Photo-conductor drum with protective layer of material
US10705475B2 · kind B2 · utility
0Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2016 |
| Grant date | Jul 7, 2020 |
| Priority date | — |
| Expiry date | Jul 20, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G5/147
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A photo-conductor drum includes: a cylindrical surface to receive a charge pattern corresponding to an image to be printed; and a protective layer of material coating at least a portion of the cylindrical surface to protect the cylindrical surface from damage prior to installation of the drum in a printing device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.