Electrophotography – Cleaning of imaging surface – Including lubricant
Reexamination Certificate
2006-09-13
2009-06-02
Brase, Sandra L (Department: 2852)
Electrophotography
Cleaning of imaging surface
Including lubricant
Reexamination Certificate
active
07542712
ABSTRACT:
A process cartridge including an image bearing member; a lubricant applicator, which includes a lubricant application member configured to apply a solid lubricant to the surface of the image bearing member; and a smoothing member configured to smooth the applied solid lubricant, and at least one of a charging device, a developing device and a cleaning device, wherein the amount of the solid lubricant present on a portion of surface of the image bearing member, which is located between the lubricant application member and the smoothing blade, is from 0.11 to 1.2 mg/m2. The smoothing member is preferably a blade having a JIS-A hardness of not less than 79°. The process cartridge is preferably assembled by a method including setting the lubricant smoothing member, the lubricant and the lubricant application member to a housing of the process cartridge; and then setting the image bearing member to the housing.
REFERENCES:
patent: 4904558 (1990-02-01), Nagatsuka et al.
patent: 5915150 (1999-06-01), Kukimoto et al.
patent: 6558862 (2003-05-01), Kojima et al.
patent: 2005/0002705 (2005-01-01), Shintani et al.
patent: 2005/0152722 (2005-07-01), Tawada et al.
patent: 2005/0191099 (2005-09-01), Yamaguchi et al.
patent: 2005/0249533 (2005-11-01), Suda et al.
patent: 2006/0067727 (2006-03-01), Suda et al.
patent: 2000-047523 (2000-02-01), None
patent: 2000-330443 (2000-11-01), None
patent: 2001-305907 (2001-11-01), None
patent: 3347476 (2002-09-01), None
patent: 3537307 (2004-03-01), None
patent: 2004-354695 (2004-12-01), None
patent: 2005-18047 (2005-01-01), None
patent: 2005-70276 (2005-03-01), None
patent: 2005-92019 (2005-04-01), None
patent: 2005-092019 (2005-04-01), None
patent: 2005 092019 (2005-04-01), None
U.S. Appl. No. 12/014,557, filed Jan. 15, 2008, Harada.
U.S. Appl. No. 11/853,529, filed Sep. 11, 2007, Kawahara, et al.
U.S. Appl. No. 12/210,715, filed Sep. 15, 2008, Takahashi et al.
Fujishiro Takatsugu
Harada Hiroomi
Hattori Yoshio
Hosokawa Hiroshi
Kasuga Teruyuki
Brase Sandra L
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Ricoh Company Limited
LandOfFree
Lubricant applicator, and image forming apparatus and... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Lubricant applicator, and image forming apparatus and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lubricant applicator, and image forming apparatus and... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4116390