Developer supply container
US9811024B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2015 |
| Grant date | Nov 7, 2017 |
| Priority date | — |
| Expiry date | Sep 14, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0872
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer supply container 1 detachably mountable to a developer supplying apparatus 201 includes a developer accommodating portion 2 capable of accommodating a developer, a discharge opening 4a for discharging the developer accommodated in the developer accommodating portion 2 toward the developer supplying apparatus 201, a pump portion 3a for effecting a discharging operation through the discharge opening 4a, a communicating portion 4d provided at a position contacting the discharge opening 4a and capable of storing a constant amount of the developer, and a regulating portion 7 capable of taking a developer flow regulating state in which the flow of the developer into the communicating portion 4d and a developer flow non-regulating state in which the entering of the developer is not regulated, the regulating portion 7 taking the developer flow regulating state in a discharging operation of the pump portion 3a, wherein the regulating portion 7 is provided with an air flow path 7g for communicating between the communicating portion 4d and the pump portion 3a.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.