Photocopying – Contact printing – Light boxes
Patent
1991-08-26
1993-04-20
Moses, R. L.
Photocopying
Contact printing
Light boxes
366323, 366327, G03G 1506
Patent
active
052047210
ABSTRACT:
A developer auger possessing a plurality of flight segments is described for use in a development system of an electrophotographic printing machine. The developer auger includes a shaft and a first flight portion, mounted on the shaft, wherein the first flight portion includes at least two flight segments which define a first pitch distance. The developer auger further includes a second flight portion, mounted on the shaft and positioned adjacent the first flight portion, wherein the second flight portion includes at least two flight segments which define a second pitch distance which is greater than the first pitch distance.
REFERENCES:
patent: 3271819 (1966-09-01), Lacher
patent: 4583842 (1986-04-01), Shimono et al.
patent: 4682874 (1987-07-01), Fantuzzo
patent: 4813531 (1989-03-01), Tannascoli et al.
patent: 4937625 (1990-06-01), Kato et al.
Lee Shuk Y.
Moses R. L.
Xerox Corporation
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