Toner bottle for electrostatic latent image developing
US8081908B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 27, 2008 |
| Grant date | Dec 20, 2011 |
| Priority date | — |
| Expiry date | Feb 9, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0668
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner bottle containing a cylindrical toner container having therein a toner comprising at least a resin, a colorant and an external additive, the toner container having a toner discharge port on an end thereof and a rotation axis along the cylindrical toner container, and the toner container being installable in an image forming apparatus, wherein the toner container has plural protrusions which are intermittently provided in an interior of the cylindrical container, the protrusions having a function to convey the toner toward the toner discharge port when the toner container is rotated around the rotation axis; an X-ray intensity ratio of titanium to silicon (Ti/Si) determined via X-ray fluorescence spectrometry of the toner is 1.0 to 3.0; and a conveyance index of the toner is 2.0 to 10.0 mg/sec.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.