Developer supply container and developer supplying apparatus
US9529299B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 9, 2015 |
| Grant date | Dec 27, 2016 |
| Priority date | — |
| Expiry date | Nov 9, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0886
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer supply container includes a developer accommodating chamber; a discharge opening; a fluid communication path connecting with the discharge opening; a pump portion having a volume changing with reciprocation and actable at least on the discharge opening; a regulating portion configured to regulate flow of the developer into an entrance region of the fluid communication path; a movable portion configured to move the regulating portion toward and away from the entrance of the fluid communication path; an air flow path provided inside the regulating portion to permit fluid communication between the pump portion and the discharge opening; and an elastic member provided between the regulating portion and the chamber adjacent to the entrance of the fluid communication path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.