Back to results
US 2018/0024462 A1Published application
Image forming apparatus
AssigneeRicoh Company, Ltd.
InventorsHiroyuki SHIMADA, Toshiyuki Kabata, Takashi Fujita, Hiroshi Seo
Life of this patent
Estimating the term…
Abstract
An image forming apparatus includes an exhaust duct to guide air inside the image forming apparatus to an outside of the image forming apparatus. A positive ion generator emits a positive ion into the exhaust duct. A negative ion generator emits a negative ion into the exhaust duct. The negative ion generator is shifted from the positive ion generator in one of an air flow direction of the air moving inside the exhaust duct and a direction perpendicular to the air flow direction.
Claims18
An image forming apparatus comprising:
- an exhaust duct to guide air inside the image forming apparatus to an outside of the image forming apparatus;
- a positive ion generator to emit a positive ion into the exhaust duct;
- and
- a negative ion generator to emit a negative ion into the exhaust duct, the negative ion generator being shifted from the positive ion generator in one of an air flow direction of the air moving inside the exhaust duct and a direction perpendicular to the air flow direction.
1 more element
Dependencies are inferred from the claim text.