Developer cartridge
US5351728A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 1, 1993 |
| Grant date | Oct 4, 1994 |
| Priority date | — |
| Expiry date | Dec 1, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S222/01
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A developer cartridge includes a container having a developer discharge opening, and a table formed around the discharge opening. A slidable plate-shaped lid is slidably mounted on the table, and the lid includes first and second lid portions which are interconnected to each other. A film member is attached to the table and is peelably adhered around the discharge opening. The film member includes a sealing portion for closing the discharge opening, and a second portion folded back over the sealing portion. The second portion extends through the gaps between the first and second lid portions. A grip is fixed to a free end of the second portion of the film member and is provided with an urging portion releasably engaged with a plate surface of the lid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.