Powder container having a flexible sheet to contact the conveying rotator
US11789380B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2022 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Mar 15, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1624
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A powder container includes a toner storage disposed at an upper portion of the powder container and a powder collection portion disposed at a lower portion of the powder container. There is a conveying rotator inside the powder collection portion, the conveying rotator including a shaft portion and one of a screw blade and a coil wound around the shaft portion. There is further a flexible sheet to contact the conveying rotator and swing in a flow path from the outlet port to the conveying rotator. The flexible sheet includes a contact portion that contacts one of the screw blade and the coil; and a tip that does not contact the screw blade and does not contact the coil, the tip having a greater width than the contact portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.