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US 2007/0165065 A1Published application
Image forming apparatus
AssigneeRicoh Company, Ltd.
InventorsTomohiro Tamai, Tetsuya Kaneko
Life of this patent
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Abstract
An image forming apparatus for forming an image on a recording medium by ejecting drops of recording fluid from a recording head includes a waste tank having a space for containing waste fluid, a part for obtaining a correlation value that has a correlation to a deposited state of the waste fluid in the space within the waste tank, and a part for judging whether or not the correlation value exceeds a reference value.
Claims10
An image forming apparatus for forming an image on a recording medium by ejecting drops of recording fluid from a recording head, comprising:
- a waste tank having a space for containing waste fluid;
- obtaining means for obtaining a correlation value that has a correlation to a deposited state of the waste fluid in the space within the waste tank;
- and
- judging means for judging whether or not the correlation value exceeds a reference value.
1 more element
Dependencies are inferred from the claim text.