Toner cartridge for a copying apparatus
US4963940A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 1989 |
| Grant date | Oct 16, 1990 |
| Priority date | — |
| Expiry date | Jul 19, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S222/01
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner cartridge for supplying a toner to a photo-copy machine and collecting a waste portion of the toner after a copy operation with the photo-copy machine, comprising; a cylindrical body for providing a supplement toner containing room and a waste toner collecting room by means of a separating wall inside, the separating wall for dividing the supplement toner containing room and the waste toner collecting room, an outlet being located on the wall of the cylindrical body at the side of the supplement toner containing room for supplying the toner contained in the room into the photo-copy machine, and an inlet being located on the wall of the cylindrical body at the side of the waste toner collecting room for collecting the waste portion of the toner from the photo-copy machine, in which the separating wall is angled so that its surface is leaned toward the supplement toner containing room or the waste toner collecting room.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.