Auger for a development system
US4146323A · kind A · utility
13Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1977 |
| Grant date | Mar 27, 1979 |
| Priority date | — |
| Expiry date | Jun 29, 1997 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0822
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An auger for use in a xerographic development system comprising an elongated twisted unitary strip of sheet metal, defined by two helically contoured edges extending along the longitudinal axis of the auger. The auger contains a series of spaced apart slots or recesses along the outer periphery of the helical edges, the slots extending inwardly a short distance from the edges toward the axis of the auger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.