Powder container with a contact portion to cancel a restriction member from restricting rotation of an engagement portion
US11307517B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 22, 2020 |
| Grant date | Apr 19, 2022 |
| Priority date | — |
| Expiry date | Oct 22, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1624
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A powder container includes a collection port to communicate with an outlet port of a body or removable component, and to receive and collect powder flowing out through the outlet port. There is a shutter to open and close the collection port, and a rotation portion to be engageable with an engagement portion which is to open and close a cartridge shutter to open and close the outlet port through which the powder flows out. An operation device is to rotate the rotation portion in conjunction with an operation of the operation device, and a contact portion is included in the rotation portion to contact a restriction member. The contact portion is to cancel the restriction member from restricting rotation of the engagement portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.