Sealing member, toner conveying device, and image forming apparatus
US9500996B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 8, 2015 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | Jun 25, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/105
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A sealing member is attached to a second member attached to and detached from a first member having a first opening through which powder passes and having a second opening that communicates with the first opening when the second member is coupled to the first member, and prevents the powder from leaking from a coupling portion between the first opening and the second opening. The sealing member includes: a first elastic member with a first surface arranged on the second member; and a second elastic member arranged on at least a part of a periphery of the first elastic member and having hardness different from that of the first elastic member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.