Recording material determination apparatus and image forming...

Details Recording material determination apparatus and image forming... Recording material determination apparatus and image forming...

2008-06-26

2011-10-25

Gray, David (Department: 2852)

Electrophotography

Control of electrophotography process

Responsive to copy media characteristic

Reexamination Certificate

active

08045868

ABSTRACT:
A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit.

REFERENCES:
patent: 4446735 (1984-05-01), Weilacher
patent: 5691474 (1997-11-01), Gerz
patent: 7072595 (2006-07-01), Joichi et al.
patent: 7845637 (2010-12-01), Shimazaki
patent: 2004-107030 (2004-04-01), None
patent: 2005-128004 (2005-05-01), None

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