Electrophotography – Image formation – Development
Reexamination Certificate
2011-03-01
2011-03-01
Gray, David M (Department: 2852)
Electrophotography
Image formation
Development
C399S261000, C399S265000
Reexamination Certificate
active
07899369
ABSTRACT:
A powder conveying device and an image forming apparatus having the same are disclosed. The powder conveying device to convey powder such as toner, includes a conveying plate to carry powder thereon, a vibration generating device to vibrate the conveying plate, and a plurality of conveying protrusions provided on a surface of the conveying plate to convey the powder loaded on the conveying plate. Each of the conveying protrusions has an incline of an upstream side and an incline of a downstream side on a powder conveying path. The incline of the upstream side is smaller than the incline of the downstream side. The powder conveying device can realized with smaller size and/or with lower cost.
REFERENCES:
patent: 3973517 (1976-08-01), Hudson
patent: 7076192 (2006-07-01), Tsuda et al.
patent: 5-38093 (1993-02-01), None
patent: 2004-220012 (2004-08-01), None
patent: 2006-348214 (2006-12-01), None
patent: 2007-017464 (2007-01-01), None
patent: 2007-057790 (2007-03-01), None
English language abstract of JP 2007-57790, published Mar. 8, 2007.
Machine English language translation of JP 2007-57790, published Mar. 8, 2007.
English language abstract of JP 2007-017464, published Jan. 25, 2007.
Machine English language translation of JP 2007-017464, published Jan. 25, 2007.
English language abstract of JP 5-038093, published Feb. 12, 1993.
Machine English language translation of JP 5-038093, published Feb. 12, 1993.
English language abstract of JP 2006-348214, published Dec. 28, 2006.
Machine English language translation of JP 2006-348214, published Dec. 28, 2006.
English language abstract of JP 2004-220012, published Aug. 5, 2004.
Machine English language translation of JP 2004-220012, published Aug. 5, 2004.
Fekete Barnabas T
Gray David M
Samsung Electronics Co,. Ltd.
Stanzione & Kim LLP
LandOfFree
Powder conveying device and image forming apparatus having... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Powder conveying device and image forming apparatus having..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Powder conveying device and image forming apparatus having... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2765153