Lubricant supplying device, process cartridge, and image forming apparatus
US8712261B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2012 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Nov 6, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/0094
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lubricant supplying device includes a lubricant supplying roller configured to rotate in a certain direction and makes a sliding contact with an image carrier on which a toner image is carried; a solid lubricant arranged to slide in contact with the lubricant supplying roller; a changing unit configured to change a revolution of the lubricant supplying roller to adjust an amount of the solid lubricant supplied onto the image carrier; and a calculation unit configured to obtain a product life or total consumption of the solid lubricant from a total running distance or total operating time of the image carrier or the lubricant supplying roller, the product life or the total consumption of the solid lubricant being corrected based on the amount of the solid lubricant supplied onto the image carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.