Winding member, cartridge, and cartridge assembling method
US8095033B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 26, 2009 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Jun 15, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0687
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A winding member winds a seal member that seals an opening of a developer storage unit. The winding member includes a first holding portion having a first engaging portion, and a second holding portion having a second engaging portion to be engaged with the first engaging portion, configured to hold the sealing member between the first and second holding portions, wherein an end of the first holding portion and an end of the second holding portion are connected, so that the first holding portion and the second holding portion are relatively movable, and wherein the first engaging portion is engaged with the second engaging portion while the sealing member is held between the first holding portion and the second holding portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.